baber/WOPTO huggingface dataset:
Patent JP-2004275834-A (JP)
Title: Method and device for controlling electric precipitator
Inventor: MORI SADAO
IPC: E21F5/00
Filed: 2003-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for controlling an electric precipitator which constitutes a part of a ventilator for controlling or adjusting the amount of ventilation especially in a road tunnel to remove a particulate substance so as to control the voltage applied to the electric precipitator to suppress the occurrence of ozone while ensuring the dust removing ratio of the electric precipitator, and a control device therefor.  <P>SOLUTION: The electric precipitator 15 is equipped with a charge part and a dust collection part and constituted so that high voltage is applied to the discharge electrode of the charge part to generate corona discharge to charge the particulate substance in the exhaust gas entering the electric precipitator 15 from the inlet thereof. The amount of ventilation is calculated on the basis of estimated traffic quantity, a CO amount and a VI (ventilation index) value in the control device 13. The number of rotations of the exhaust fan provided to a ventilation passage is determined on the basis of the calculated ventilation amount of air. Further, the voltage to be applied to the electric precipitator 15 is determined on the basis of the calculated ventilation amount of air in the control device 13 so that the concentration of ozone produced in the electric precipitator 15 becomes a predetermined value or below.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004280910-A (JP)
Title: Magnetic memory device and its reading method
Inventor: EZAKI KIICHIROU
IPC: H01L27/105
Filed: 2003-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic memory device capable of executing a reading operation with low power consumption and with high reading accuracy, and to provide its reading method.  <P>SOLUTION: Sense bit lines 21A, 21B are disposed in a bit arraying direction for a pair of magneto-resistive elements 12A, 12B constituting one memory cell 12, and a reading current is supplied. The reading current passed through the pair of magneto-resistive effect elements 12A, 12B flows through a sense word line 31 to the ground. Further, by setting a common constant current circuit 108B for a plurality of sense word lines 31, the sum of a pair of reading currents passed through the pair of magneto-resistive effect elements 12A, 12B of the memory cell 12 is made constant, and information is read from the memory cell 12 based on a difference between the pair of reading currents. By sharing the constant current circuit 108b, a variance in the sum of a pair of reading currents is reduced, and power consumption is reduced.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279606-A (JP)
Title: Method of manufacturing optical connecting part and molding die to be used for its implementation
Inventor: ITO KENTA
IPC: G02B6/30
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that since the difference between the step levels of the fiber guide part and the waveguide part of a molding die is large, a releasing property is poor.  <P>SOLUTION: A groove is formed by forming a circular-arc shaped part 131 in the boundary part 130 of the fiber guide forming part 120 and the optical waveguide forming part 110 of a molding die 1 and removing the circular-arc shaped part which is to be transferred to molded glass. When press work is carried out, a biting between the molding die and the material to be worked is suppressed by the circular-arc shaped part 13 and occurrence of distortion by thermal expansion/heat shrinking in cooling is relaxed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279648-A (JP)
Title: Method for manufacturing dispersion for electrophoresis display device
Inventor: OGAWA AKIKO
IPC: G02F1/167
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a dispersion for an electrophoresis display capable of suppressing residue products of resin and an electrofication control agent and also fracture and deformation of charged electrophoresis particles, and suppressing deterioration of display quality, thereby realizing a high-quality display.  <P>SOLUTION: This method for manufacturing the dispersion to be used for the electrophoresis display device, which has a pair of substrates, at least an electrode formed on at least one of the substrates and the dispersion held between the substrates and containing the charged electrophoresis particles and a dispersing medium for dispersing the charged electrophoresis particles, comprises: a process (A) to dissolve the resin and/or the electrification control agent in the dispersing medium; a process (B) to filtrate the dispersion medium by using a filter with 0.01-1 μm average pore diameter; and a process (C) to add and disperse the charged electrophoresis particles into the filtrate obtained by filtration.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279714-A (JP)
Title: Cloth map excellent in abrasive resistance and water absorption
Inventor: KOBAYASHI KATSUJI
IPC: G09B29/02
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cloth map having a map pattern which is not cracked or separated by tension or bending.  <P>SOLUTION: The cloth map is made of fabrics 1 in which polyester fiber and/or nylon fiber is blended at a rate of 50 mass % or more and on which the map pattern dyed with sublimating dye (sublimating dye dyeing layer 2) is displayed. When 10 mass % or more ultrafine fiber with the thickness of 20 μm or less is used as the fiber of the fabrics 1, the water absorption which is not satisfactory in synthetic fiber is improved and the water absorption equal to that of cotton is obtained. The ultrafine fiber is also effective for enhancing cleaning performance when removing contaminants.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279209-A (JP)
Title: Weight signal compensation device in weighing apparatus
Inventor: TAKAHASHI TORU
IPC: G01G23/48
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To compensate the drift of a weight signal generated in a weighing apparatus just after the electric power is turned on.  <P>SOLUTION: A CPU 24 identifies a transfer function such that the weighing apparatus outputs when a signal referring to the signal approximately equal to a signal transition process caused by the weighing system of the weighing apparatus approaching from power on to a final value is inputted, and creates a correction signal corresponding to a calculated value for a time response output during the operation time of the weighing apparatus. The CPU 24 compensates the temperature deviation of the weight signal by making a correction signal act to the weight signal of the weighing apparatus during the operation time.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004275641-A (JP)
Title: High-frequency knife for endoscope
Inventor: KIDOOKA TOMOSHI
IPC: A61B18/14
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-frequency knife for an endoscope, capable of resecting a mucous membrane tissue in the body easily and safely in a dredging manner through a treatment instrument insertion channel of the endoscope.  <P>SOLUTION: A high-frequency electrode 2 is made of an elastic material and formed with a single curved rod in the shape gradually receding from an extension line X of the axis of a flexible sheath 1 toward the tip from the base end side and bent near the tip toward the extension line X of the axis of the flexible sheath 1. When the high-frequency electrode is moved in the direction to be drawn into the tip of the flexible sheath, the high-frequency electrode is elastically deformed accordingly so that the tip comes close to the extension line of the axis of the flexible sheath.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004005922-A (JP)
Title: Optical recording medium and method for optically recording information on optical recording medium
Inventor: AOSHIMA MASAKI
IPC: G11B7/24035
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording medium that has a satisfactory initial recording characteristic and can preserve recorded information in an excellent state over a long time.  <P>SOLUTION: This optical recording medium is provided with a substrate 40, a protective layer 30, a first recording layer 21 including elements selected from a group composed of Si, Ge, Sn, Mg, In, Zn, Bi and Al as main components and a second recording layer 22 located near the first recording layer and including Cu as a main component between the substrate and the protective layer. When the optical recording medium is irradiated with laser beams L10, the elements included in the first recording layer as the main components are mixed with the element included in the second recording layer as the main component to form a region with changed reflectance, thereby recording information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004287053-A (JP)
Title: Light extraction rate improving film and manufacturing method therefor
Inventor: ARAI HISAO
IPC: H05B33/02
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light extraction rate improving film which improves the luminous efficiency from a luminous body having a high refractive index and to provide a method of quickly manufacturing the film.  <P>SOLUTION: The light extraction rate improving film has structure where an area (A) 3 containing 15% silver halide particles 4 by volume ratio and an area (B) 2 containing less silver halide particles than the area (A) 3 by volume ratio periodically exist is provided on a support 1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004286359-A (JP)
Title: Drying method of cloudiness preventing polystyrene resin sheet and its drying equipment
Inventor: KAWACHI KOICHI
IPC: F26B13/04
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coating film drying method, and its drying equipment for shortening drying processing time required for a manufacturing method in the method for manufacturing a cloudiness preventing sheet by applying a cloudiness preventing agent to a polystyrene resin sheet.  <P>SOLUTION: Drying processing is required after applying a cloudiness preventing application liquid to the polystyrene resin sheet, and uses the drying method of two stages for performing heat treatment by an infrared heater in the first place, and performing drying processing by a hot air circulating drying method in the next place, and comprises infrared heater equipment required for these drying methods, and specific drying equipment of a hot air circulating drying furnace.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004002344-A (JP)
Title: Metal complex, macromolecular compound and organic electroluminescent element
Inventor: KOBAYASHI SATOSHI
IPC: C07D409/14
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compound having triplet emission complex structure in the molecule, having excellent characteristics such as luminous efficiency, and capable of forming a luminescent layer by a coating method.  <P>SOLUTION: The complex having phosphorescence is represented by formula (1) [wherein, Y is a ligand; M is a metal atom capable of causing intersystem crossing between a singlet state and a triplet state in the compound by spin-orbital interaction; Ar<SB>1</SB>is a residue after removing j hydrogen atoms from a ligand; X is a direct bond or an alkylene group; Z is a group represented by formula (2) (R<SB>1</SB>is an alkyl group, an alkenyl group or a bond to X; R<SB>2</SB>and R<SB>3</SB>are each a halogen atom, an alkyl group, an alkoxy group or a bond to X; one of R1, R2 and R3 is a bond to X; (a) and b are each 0-4); j is 1-3; l is 1-3; and m is 0-3].  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004001449-A (JP)
Title: Inkjet recording material for proof-reading
Inventor: MAEKAWA IWAO
IPC: B41M5/52
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recording material for proof-reading which is suitable for proof-reading, is excellent in cockling and ink absorbency, exhibits little fading by light with passage of time, and has similar feeling of surface to a printing paper of an object of proof-reading, and in which an inkjet printing image and an image printed on a printing paper of the object of the proof-reading have similar in appearance.  <P>SOLUTION: In an inkjet recording material provided with at least one ink receiving layer comprising an inorganic fine particle and a hydrophilic binder on a water-resistant substrate, a center line mean roughness (Ra75) of 0.8 mm cutoff value described in JIS-B0601 of the water-resistant substrate is ≤1.0 μm, and at least the ink receiving layer which is the uppermost layer being most apart from the water-resistant substrate contains a matting agent with a mean particle diameter of 1-10 μm and a color pigment with a mean particle diameter of 1 μm or less.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004292683-A (JP)
Title: Crystalline propylene-ethylene block copolymer
Inventor: TAKASAKI YASUBUMI
IPC: C08F293/00
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polypropylene resin composition excellent in impact resistance and not forming distinct white streak or transparent streak on or in a molded product when molded at high resin temperature.  <P>SOLUTION: The above characteristics are imparted to the resin composition by specifying a content and a viscosity of 23°C n-decane soluble component in a crystalline propylene-ethylene block copolymer. Concretely, the crystalline propylene-ethylene block copolymer has 5-30 g/10 min melt flow rate (measured according to ASTM D-1238, under 2,160 g load at 230°C) and satisfies formula (1): Y≥-0.35×X+8 and formula (2): Y≥0.25×X-1 in the relationship between the content of 23°C n-decane-soluble component: X (wt.%) and intrinsic viscosity [η] Y (dl/g) of 23°C n-decane-soluble component.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294963-A (JP)
Title: Method for packaging silver halide photographic sensitive material, and package
Inventor: ISHIGAKI KUNIO
IPC: G03C3/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a silver halide photographic sensitive material capable of forming a defect-free image with clear thin lines and suitable for use in a photomechanical process.  <P>SOLUTION: The silver halide photographic sensitive material including at least one silver halide emulsion layer and a protective layer on a support, wherein a silver bromide content of a silver halide in the silver halide emulsion layer is 40-90 mol%, is packaged in an environment whose cleanliness is ≤1,000 in U.S. Federal Standard 209d class.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291545-A (JP)
Title: Heating cylinder heat retaining device in plastic molding machine
Inventor: NARUTOMI MASATOKI
IPC: B29C45/74
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat cylinder heat retaining structure in which power consumption of a plastic molding machine is reduced, and at the same time, the heat retaining effects are enhanced.  <P>SOLUTION: The surface of a heat insulating cover, which is formed to have a double structure by using a stainless material, is finished to a mirror surface. Heat rays (electromagnetic waves), which are radiated from the surface of a heating cylinder, is reflected toward the heating cylinder. Also, the heat rays (the electromagnetic waves), which are radiated from an internal reflector to the side opposite to the heating cylinder, are reflected to the heating cylinder side with an external reflector. And at the same time, an air layer also serves as a heat insulating material. As a result, the efficient heat retaining state can be maintained.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294043-A (JP)
Title: Combustion apparatus
Inventor: SAEKI TAKATOSHI
IPC: F23C5/02
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a combustion apparatus, performing combustion even in a place hard to take in outside air as the air for combustion without a blower for supplying the air for combustion.  <P>SOLUTION: This combustion apparatus includes a gas fuel jetting part Sg for jetting gas fuel G and sucking the outside air A as the air A for combustion of the gas fuel with jetting of the gas fuel G. A combustion air supply part Sa is adapted to jet the air A and suck the outside air A with jetting of th air A. The combustion air supply part is provided to supply the jetted air A and sucked outside air A as combustion air A to the gas fuel G jetted by the gas fuel jetting part Sg.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303762-A (JP)
Title: Semiconductor device, its mounting structure and electronic apparatus and display comprising it
Inventor: MATSUI TAKASHI
IPC: H01L21/60
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve the reliability of a structure where a bare chip semiconductor device is mounted face down on a circuit board.  <P>SOLUTION: The bare chip semiconductor device 10 being mounted face down on a circuit board comprises a substantially rectangular semiconductor substrate 1 having a major surface, and bump electrodes 2 formed on the major surface of the semiconductor substrate. The major surface has a first region R1 in which the bump electrodes are formed within a specified surface density range, and a plurality of second regions R2 in which the bump electrodes are formed under the specified surface density range or no bump electrode is formed. The second regions are separated by the first region and at least two second regions are arranged, respectively, in any one of four angular regions including the angle of the major surface.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004302563-A (JP)
Title: Image data reduction device, microcomputer and electronic device
Inventor: KACHI HIDETAKA
IPC: G09G5/36
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image data reduction device, a microcomputer and an electronic device that can reduce image data without causing increase in circuit scale and insufficient specifications.  <P>SOLUTION: The image data reduction device 100 includes a reduced image data generation circuit 180 for inputting YUV components in series to output reduced YUV image data, and an output control signal generation circuit 190 for generating an output control signal 122 for controlling whether or not to output the YUV components. The reduced image data generation circuit 180 includes a switch circuit for controlling whether or not to output the series-input image data in component units according to the output control signal 122. The output control signal generation circuit 190 includes a count circuit 130 for counting inputs of Y components and resetting the count when it reaches the reciprocal of a reduction rate, and a spaced pattern information storage part 140 for storing spaced pattern information set in connection with count values of Y components; and generates the output control signal according to the count value of Y components and the spaced pattern information.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304369-A (JP)
Title: Optical transmission system using raman amplifier
Inventor: SUGAYA YASUSHI
IPC: H04B10/29
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical transmission system using a Raman amplifier in which the optical power balance of WDM light and the optical power of entire WDM light are accurately managed.  <P>SOLUTION: The optical communication system in which WDM light is transmitted from a transmitter station 10 to a receiver station 20 comprises a plurality of relay stations 30. The WDM light contains signal light fs1-fsn and reference light fr1-fr3. Excitation light fp1-fp3 generated by an excitation light source 2 is supplied to a transmission-path optical fiber 1. A control circuit 33 controls the excitation light fp1-fp3 based on the optical power of each reference light fr1-fr3. The reference light fr1-fr3 is arranged on the frequency in which the gain of Raman amplification caused by the excitation light fp1-fp3 gets to peak.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304933-A (JP)
Title: Ultrasonic motor
Inventor: ASUMI KAZUMASA
IPC: H02N2/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic motor which suppresses the temperature rise at drive.  <P>SOLUTION: The ultrasonic motor 10 has a head 13 which has a contact head 13a to contact with a driven body 15 and wings 13b and 13b' opened into a V shape across the contact head 13a, bar-shaped ultrasonic vibrators 11a and 11b, and a retaining member 12 which retains the ultrasonic vibrators 11a and 11b. The ultrasonic vibrator 11a has a bolt 21, a cap nut 22, piezoelectric plates 23a and 23b, and electrode plates 24a-24c, and the ultrasonic vibrator 11b has the same constitution. The piezoeletric plates 23a and 23b by the cap nut 22 and the wing 13b, and the piezoelectric plates 23a' and 23b' by a cap nut 22' and the wing 13b', are fastened severally with a specified force. The mechanical quality Qm of this ultrasonic motor 10 is 100 or higher.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309135-A (JP)
Title: Branching apparatus of liquid in liquid chromatography
Inventor: NYUDO MASAHIKO
IPC: G01N30/78
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a branching apparatus of an infinitestimal constituent when introducing a sample to an analysis column in a microanalysis, such as liquid chromatography.  <P>SOLUTION: A column is inserted into a pipe as a double tube. The flow rate flowing between the columns, and the columns and pipes of liquid is branched, and the amount of branch can be adjusted by selecting the overlapping position of the column and a pipe end, or changing the column and pipe diameter.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004109970-A (JP)
Title: Imaging apparatus
Inventor: USHIRO SHIGEAKI
IPC: H04N5/225
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an imaging apparatus which prevents foreign matter from entering the prescribed portion of the imaging apparatus in the removed state of a lens unit for imaging and is less optically adversely affected.  <P>SOLUTION: When a mounting member 32 is engaged with a guide slot 22 and the lens unit 30 is moved to a lower side along the guide slot 22, an aperture cover 18 is also pushed down by overcoming the elongating force of a coil spring 28 and the lens unit 30 is mounted on a camera body 12 and the aperture cover 18 is moved to an open position P2. In removing the lens unit 30, the lens unit 30 is moved to an upper side along the guide slot 22 so as to be disengaged from the guide slot 22. At this time, the aperture cover 18 is held energized from the open position P2 toward a close position P1 and therefore the cover moves together with the lens unit 30 to the upper side along the guide slot 22 and is fixed at the close position P1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004309647-A (JP)
Title: Face picture taking device and face picture taking method
Inventor: MISUMI YOSHINORI
IPC: H04N5/222
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a face picture taking device capable of taking a face picture stable in quality by always keeping the illuminating condition of the face part of a person to be photographed constant even when a face position is fluctuated up and down according to feature such as the height of the person to be photographed.  <P>SOLUTION: In the face picture taking device for taking the face picture of the person to be photographed so that a photograph for certificate stuck to an identification card or various licenses may be formed, the direction (position) of a camera 3 is changed according to the face position of the person to be photographed 1, and also the direction (illuminating position) of an illuminating machine 2 is changed according to the direction of the camera 3, whereby the camera 3 is aligned with the face position of the person to be photographed 1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI