baber/WOPTO huggingface dataset:
Patent JP-2004041031-A (JP)
Title: Ridging working machine
Inventor: ARAI HIROYUKI
IPC: A01B39/14
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To readily make an improvement, of durability and drive efficiency, or the like.  <P>SOLUTION: Traveling wheels supporting the machine body are installed in the forward direction of the machine body and a rotary part is arranged at a position just in the rear of the travelling wheels to perform furrowing up operation. A slope-forming part is arranged at a position just in the rear of the rotary part to shape tilled soil furrowed up with the rotary part and form slopes of cultivating ridges. Thereby, the tilled soil furrowed up with the rotary part is shaped with the slope-forming part to form the slopes of the cultivating ridges and resultantly reduce the vibration and vibration load on the machine body or an operator.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041866-A (JP)
Title: Exhaust gas purifying catalyst
Inventor: TANAKA HIROHISA
IPC: B01J23/89
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust gas cleaning catalyst capable of retaining the catalytic activity of Pd on a high level over a prolonged period of time and capable of ensuring excellent exhaust gas cleaning performance.  <P>SOLUTION: The exhaust gas cleaning catalyst is prepared in such a way that it contains a compound oxide having a perovskite structure represented by the formula ABPdO<SB>3</SB>(where A is at least one element selected from among rare earth elements essentially including rare earth elements whose valence does not vary from 3 and not including rare earth elements capable of taking valence smaller than 3 and B is at least one element selected from among Al and transition elements other than Co, Pd or the rare earth elements).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041339-A (JP)
Title: Body liquor absorbent article
Inventor: KURITA YUKA
IPC: A61F5/44
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To accomplish the shrinkable movement and the utilization of a highly efficient absorbing material.  <P>SOLUTION: The body liquor absorbent article has a liquid permeable surface layer 2 provided on the side facing the human skin, a leakproof layer 3 provided farther from the human skin and a body liquor absorbing part 1, provided between the both, corresponding to the main absorption range along the direction of the surface containing at least a discharged portion. An absorbing material 25 having the function of absorbably holding the body liquor and the function of contracting in contact with the body liquor is arranged within a body liquor absorbing part 1 while a specified part thereof is fixed on the article. A permeable diffusion layer 20 capable of permeating and diffusing the body liquor is provided between the surface layer 2 and the absorbing material 25 and a permeation inhibiting layer 21 is provided between the permeable diffusion layer 20 and the absorbing material 25.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004046451-A (JP)
Title: Eye image, imaging apparatus and individual authentication device
Inventor: AOKI YOSHITO
IPC: G06T1/00
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To surely image the eye image of the right eye or left eye of a person to be authenticated by the person's natural motion of looking at a mark by both eyes.  <P>SOLUTION: An apparatus comprises the mark 19 visually confirmed by both eyes L1 and 1R of the person 1 to be authenticated, a first camera 17 imaging the right eye 1R of the person 1 while the person 1 watches the mark 19 by both eyes, and a second camera 13 for imaging the left eye 1L of the person 1 while the person 1 looks at the mark 19 by both eyes. According to this structure, the person 1 need not perform the unnatural positioning of facing the camera, for example, with only the left eye while closing the right eye.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047665-A (JP)
Title: Wire-bonding apparatus
Inventor: KYOMASU RYUICHI
IPC: H01L21/00
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To further reduce shock, when a capillary goes down in a wire-bonding apparatus.  <P>SOLUTION: A bonding head section 10 comprises an ultrasonic transducer 16 having a capillary 14 at the tip; piezoelectric elements 30, 32 that are a pair of complementary operation type expansion/contraction drive elements for relatively moving the ultrasonic transducer 16 to a bond holder 20; a shock detecting sensor 21; and a Z motor 22 for driving the bond holder 20. When one of the piezoelectric elements 30, 32 is driven in the expanding/contracting direction, the other is driven in a compression direction. When the shock detecting sensor 21 detects that the capillary 14 has moved down by the Z motor 22 and comes into contact with the upper surface of a semiconductor chip, the shock detecting sensor 21 stops the drive of the Z motor 22, performs complementary extraction/contraction drive of the piezoelectric elements 30, 32, rocks the ultrasonic transducer 16, and moves the capillary 14 upward.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041434-A (JP)
Title: Electroporation apparatus
Inventor: YANAI MASARU
IPC: A61M35/00
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electroporation apparatus leaving a wide space between electrodes.  <P>SOLUTION: This electroporation apparatus is provided with a pulse impressing means 12 generating DC pulse, an electrode part projectably stored inside a guide cylinder 3 and having a paired electrodes 10 and 11 on which the DC pulse generated by the pulse impressing means is impressed, and an operation part formed in such a state as projecting/storing the electrode part from the tip part of the guide cylinder. The base end parts of the electrodes are connected to the tip parts of arm parts 8 and 9 composed of super-elastic alloy and, when the electrode parts project from the guide cylinder, the shape of the arm parts is restored and opened so that the tip parts of the paired electrodes have a space D larger than the outside diameter of the guide cylinder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053290-A (JP)
Title: Ultrahigh temperature type load meter and its manufacturing method
Inventor: SHINOHARA YASUHIDE
IPC: G01L1/22
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrahigh temperature type load meter capable of easily detecting a load at very high temperature and preventing corrosion, and its manufacturing method.  <P>SOLUTION: This ultrahigh temperature type load meter is provided with a pressure receiving part 13 receiving a load from outside, a sapphire layer 22 provided with a silicon semiconductor strain gage 21, and a bonding layer 15 formed by soldering the sapphire layer 22 and the pressure receiving part 13 with a jointing material comprising gold or silver, copper, and titanium.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004050327-A (JP)
Title: Abrasive for sand blasting, treatment method for sand blasting chip and partition wall formation method
Inventor: KANDA SHINJI
IPC: H01J11/36
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide abrasives causing no damage on a processed surface, having a processing rate and making a partition wall forming material recyclable in a sand blasting processing of a flat panel display.  <P>SOLUTION: A processing tact is raised and a crushing rate of the abrasives is reduced by using a ceramic powder containing 60% or more of zirconia and/or ceramic beads and/or glass beads as abrasives for sand blasting used for the flat panel display. Thereby, the partition wall forming material can be recycled by using the partition wall forming material and the abrasives shaved by sand blasing and discarded into a dust collector as a part of the partition forming material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056914-A (JP)
Title: Driver, lens unit equipped therewith, and photographing equipment
Inventor: OKADA HIROYUKI
IPC: G02B7/08
Filed: 2002-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a driver which can prevent the increase of the current consumption of a piezoelectric element by the temperature rise of the piezoelectric element and can prevent the breakage of the piezoelectric element or the enlargement of a power source.  <P>SOLUTION: This driver is equipped with a supply current stabilizing circuit 2221 equipped with a current limiting circuit 2221a and a capacitor C between a power source Vp and a drive circuit 221. In the supply current stabilizing circuit 2221, when the temperature of the piezoelectric element 28 goes up and the average current consumption I<SB>SAV</SB>of the piezoelectric element 28 gets over an upper limit value I<SB>LM</SB>, a current larger than the current I<SB>LM</SB>supplied from the current limiting circuit 2221a flows from the capacitor C to the piezoelectric element 28, and the drop V<SB>C</SB>of the capacitor C drops. In accordance with the drop of this voltage V<SB>C</SB>, the current consumption of the piezoelectric element 28 becomes small, and it converges quickly into the state (the supply current from the capacitor C is zero) that the average current consumption I<SB>SAV</SB>of the piezoelectric element 28 comes to the upper limit value I<SB>LM</SB>.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053436-A (JP)
Title: Magnetostriction type torque sensor shaft and its manufacturing method
Inventor: MIZUMURA YUICHI
IPC: G01L3/10
Filed: 2002-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To improve magnetic shield property of a torque sensor shaft for a magnetostoriction type torque sensor.  <P>SOLUTION: The magnetostriction type torque sensor shaft 2 is equipped with a magnetostiction detecting part 5 and an engaging part 6 with a power transmission shaft. The surface of at least the engaging part 6 except the detecting part 5 is covered with a shielding layer 8 containing paramagnetic material or diamagnetic material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004055402-A (JP)
Title: Conductive paste composition, transcription film for electrode formation, and electrode for plasma display
Inventor: ITANO TAKAFUMI
IPC: H01J11/12
Filed: 2002-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conductive paste composition capable of forming an electrode pattern having superior conductivity and adhesiveness, and capable of being appropriately used for forming the electrode pattern of a plasma display panel, and to provide a transcription film and an electrode for the plasma display panel obtained from the same.  <P>SOLUTION: The conductive paste composition contains (A) an conductive powder whose specific surface area is 1.5 to 5.0 m<SP>2</SP>/g, (B) a glass frit, and (C) a binder resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003113494-A (JP)
Title: IMPROVED METHOD FOR Cu ELECTROPLATING IN INTEGRATED CIRCUIT FABRICATION
Inventor: JIANG QING-TANG
IPC: H01L21/288
Filed: 2002-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming copper interconnects having low electroresistivity and high electromigration resistance by using copper electroplating. SOLUTION: In the copper electroplating process, a negative potential is applied to a semiconductor wafer with the surface of the semiconductor wafer acting as the cathode. The anode is partially or wholly formed with copper. Both the anode and the semiconductor wafer are exposed to a solution comprising copper electrolytes. By reducing the temperature of the copper electrolyte solution below 25 deg.C, the rate of self annealing grain growth increases reducing the final resistivity of the copper lines.
Patent JP-2004059466-A (JP)
Title: Method for producing 2-fluoroisobutyrate
Inventor: KAWAI KEN
IPC: C07C69/63
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an industrially excellent method for producing a 2-fluorobutyrate, by which the 2-fluorobutyrate can be produced from a 2-hydroxyisobutyrate in a high yield and in high purity in such a state that a fluorination source and a catalyst can be recycled.  <P>SOLUTION: This method for producing the 2-fluorobutyrate is characterized by reacting the 2-hydroxyisobutyrate with HF in the presence of BF<SB>3</SB>. The reaction can be carried out under a mild temperature condition to produce the 2-fluorobutyrate in high selectivity and yield. Since the avoidance of apparatus corrosion and the distillation recycling of the HF and the BF<SB>3</SB>are possible, the production method scarcely gives loads to environments and is excellent in the field of profitability.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003058259-A (JP)
Title: Heating control system which minimizes ac power line voltage fluctuations
Inventor: KENNARD JAMES W
IPC: G05F1/45
Filed: 2002-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a simple method that provides a controlled amount of power to heating elements as needed to reach and maintain the required temperature of equipment heater sub-systems and to minimize the amount of switched AC power transitions. SOLUTION: An electrical heater control system with reduced flicker comprises an electrical heating system, an AC alternating current) power source 1 for supplying an AC current to the electrical heating system, AC power control devices 3 and 4 connected between the electrical heating system and the AC power source for controlling the supply of the AC current to the electrical heating system, and a controller unit 6 coupled to the AC power control devices for activating the device at zero crossings of the AC power to minimize the flicker in the AC current supplied to the electrical heating system from the AC power source.
Patent JP-2004063217-A (JP)
Title: Sealing method of sealed relay, and its sealing structure and sealing device
Inventor: KITADA KOSAKU
IPC: H01H45/02
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing method of a sealed relay, and its sealing structure as well as a sealing device, by which welding and sealing can be achieved by fitting an inner surface of an opening edge at a lower end of a case in the form of a substantial box having an opening at its lower part on an outer peripheral side surface of a body without using any sealing material.  <P>SOLUTION: An inner surface 20a of an opening edge 20 at a lower end of a case 2 in the form of a substantial box having an opening at its lower part is fitted on an outer peripheral side surface 10 of a body 1 protrudently provided with a terminal 41 on its lower surface side and fitted with a part 4 on its upper surface side to seal a space, in which the part 4 is positioned, within the case 2. The case 2 is formed with a synthetic resin transmitting a laser beam 3, and the body 1 is formed with a synthetic resin absorbing the laser beam 3. The inner surface 20a of the opening edge 20 at the lower end of the case 2 is fitted on the outer peripheral side surface 10 of the body 1, and a portion of the outer peripheral side surface 10 of the body 1, on which the case 2 has been fitted, is irradiated with a laser beam 3 through the case 2 to melt the synthetic resin of the outer peripheral side surface 10 of the body 1 irradiated with the laser beam 3 and weld it to the synthetic resin of the case 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003186219-A (JP)
Title: Electrophotographic photoreceptor, method for manufacturing the same, process cartridge, and electrophotographic apparatus
Inventor: NAKAMURA HIROSHI
IPC: G03G5/05
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor with which favorable image quality can be obtained without causing image quality defects such as fogging even when the photoreceptor is used together with a contact charging unit, to provide a method for manufacturing the photoreceptor, and to provide a process cartridge and an electrophotographic apparatus employing the electrophotographic photoreceptor.  <P>SOLUTION: The electrophotographic photoreceptor has an intermediate layer 12 having the following properties between a conductive substrate 11 and a photosensitive layer 16. The intermediate layer 12 contains fine metal oxide particles and a binder resin, and has 10<SP>8</SP>to 10<SP>13</SP>Ωcm volume resistivity when a 10<SP>6</SP>V/m electric field is applied thereto at 28°C and 85% RH. The volume resistivity of the layer when a 10<SP>6</SP>V/m electric field is applied thereto cut 15°C and 15% RH is ≤500 times as the volume resistivity when a 10<SP>6</SP>V/m electric field is applied thereto at 28°C and 85% RH.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004068669-A (JP)
Title: Device for purifying air in vehicular air cleaner and air purifying sheet to be mounted in vehicular air cleaner
Inventor: KAWABE ISAO
IPC: F02M27/04
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve the way of cleaning current polluted air, removing dust from air in an air cleaner and deodorizing it while avoiding the problem on a conventional disclosed construction with a negative ion generator and a positive ion generator combined for forcibly generating negative ions from a tourmaline coated surface to clean air that positive ions are not sufficiently generated because the way of cleaning adopts planar contact between air and tourmaline particles.  <P>SOLUTION: A purifying sheet containing tourmaline and zeolite is mounted in an air cleaner chamber at an intake port of a vehicular air cleaner mechanism for enlarging a range of contact among a deformed portion of the purifying sheet, the tourmaline and the zeolite on the deformed portion/a sheet body and air in the air cleaner and developing the functions of negative ions generated by the tourmaline particles, electrolysis, exchange of cation of the zeolite, catalysis and adsorption. The removal of dust from air in the vehicular air cleaner, deodorization and sterilization thereof or cleaning of air are allowed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071757-A (JP)
Title: Method and device for manufacturing high dielectric constant film
Inventor: YANO TASUKU
IPC: H01L21/316
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a high dielectric constant film which can efficiently manufacture the high dielectric constant thin film having little impurities and a flat surface.  <P>SOLUTION: In the method for manufacturing the high dielectric constant film, processing gas 106 is introduced into a vacuum chamber 101, and the dielectric thin film of high dielectric constant is formed on the surface of a semiconductor wafer 104 housed in the vacuum chamber 101. In the vacuum chamber 101, as the processing gas 106, a gasified matter of an organic metal compound including one or more metals among hafnium, zirconium, titanium, aluminum, barium, strontium, tantalum, lanthanum and praseodymium, and water vapor 113 are simultaneously supplied.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066613-A (JP)
Title: Method for forming film using solution
Inventor: ARAI TOSHINAO
IPC: B29C48/08
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a solution from setting at the edge of a casting die part, when a film is manufactured by a method for forming a film using the solution.  <P>SOLUTION: This method is for manufacturing the film by releasing and drying a dope composed of a solution containing at least one kind or more of polymers, after casting the dope over a casting support from a casting die. The required force for releasing the dope from the die lip of the casting die is not more than 40 g/cm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004069968-A (JP)
Title: Fixing device and image forming apparatus
Inventor: ARIGA TOMOE
IPC: G03G15/20
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To make a heat roll type fixing device able to be simplified in structure, made small in size, and reducible in cost in a heat roll type fixing device and to shorten the warming up time.  <P>SOLUTION: In the fixing device, a heat fixing roll 1 integrating a heat source, a press roll 2 pressed to the heat fixing roll, a heat resistant belt 3 which is wound on the outer periphery of the press roll and held between the heat fixing roll and a belt hanging member 4 on which the heat resistant belt is hung are provided. In the fixing device fixing an unfixed toner image formed on sheet material 5, the belt hanging member is installed able to be rocked against the heat fixing roll, a fixing nip is formed by having the heat resistant belt wrapped to the heat fixing roll and a relationship of P1 < P2 < P3 is provided when the pressing force at a nip initial position is P1, the pressing force of the press roll to the heat fixing roll at the pressed part is P3 and the pressing force between the initial position of the nip and the pressed part is P2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066112-A (JP)
Title: Method and device for removing charge on article to be cleaned in dry blast cleaning
Inventor: UMIGAMI MASAKI
IPC: B08B7/00
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To simply and surely remove electrostaticity generated on an article to be cleaned in the case of the dry blast cleaning of a wide-ranging articles to be cleaned such as an electronic appliance.  <P>SOLUTION: A charge removing block E is provided with a base board 1 having electric conductivity ground via a grounding wire and pins 2 having electric conductivity which are fitted freely movably respectively in the axial directions into a plurality of through-holes 1a disposed on the base board 1. The respective pins 2 are energized in such a manner that stoppers 4 stand by always in the state that the stoppers 4 are made abut on the surface opposite to the article to be cleaned W side of the base board 1 by interposing a spring 6 between the base board 1 and a flange part 5. When a lever 14 of a contact mechanism 13 is turned, the charge removing block E advances toward the article W, and contact points 3 of the respective pins 2 are made to abut on the article W, then the length projecting from the base board 1 to the article W side against the repulsive force of the spring 6 is independently changed for every pin corresponding to the recessed and projecting parts of abutting portion. Thus, the pins are made to abut on the article W at a prescribed pressure to remove the static electricity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003070491-A (JP)
Title: Modified complementary dna expressing factor viii and derivative thereof in high level
Inventor: NEGRIER CLAUD
IPC: A61K48/00
Filed: 2002-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a modified cDNA that expresses the factor VIII or derivative thereof at a high level. SOLUTION: The cDNA is obtained by introducing the nucleotide sequence that can be spliced one or more times or a nucleotide sequence that is spliced while the pre-mRNA is transferred from the cell nucleus in the intron 1 and/or the intron 13 of the cDNA of the wind type factor VIII. The animal cells including the recombinant expression vector including the modified factor VIII cDNA are cultured to achieve the object of the invention. The transfer vector to be used for human gene therapy including the modified factor VIII cDNA is disclosed.
Patent JP-2004070707-A (JP)
Title: Signature collection device and signature collection system using it
Inventor: TAKAHASHI NOBUYUKI
IPC: G06Q10/00
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signature collection device capable of providing reliable signature information by checking a duplicate signature in order to prevent an illicit signature, and a signature collection system using it.  <P>SOLUTION: This device for collecting acceptance signatures to a specified problem comprises a personal information input part for at least signing, a display part for displaying an input screen for inputting the personal information; a portable device reading part for communicating with a portable device for recording ID information associated with the personal information to read the ID information, and a signature information storage part for storing the collected personal information and the ID information as signature information. An electronic signature by a first encryption key is given to the input screen for inputting the personal information, and the signature information stored in the signature information storage part is encrypted by a second encryption key.  <P>COPYRIGHT: (C)2004,JPO