baber/WOPTO huggingface dataset:
Patent JP-2003297611-A (JP)
Title: Manufacturing method of voltage-nonlinear resistance
Inventor: HORI AKIO
IPC: H01C7/12
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voltage-nonlinear resistance wherein its voltage nonlinearity is superior and its leakage current is small.  <P>SOLUTION: The voltage-nonlinear resistance, having zinc oxide as its main component, is manufactured by adding to its main component glass frits composed of boron oxide, bismuth oxide, and antimony oxide to bake the resultant mixture. The glass frit is obtained by melting, quenching, and crushing the composition comprising bismuth oxide of 67-89 wt.%, antimony oxide of 10-30 wt.%, and boron oxide 0.5-3 wt.%. It is preferred that the glass frit of 1-10 pts.wt. is so added to zinc oxide of 100 pts.wt. as to bake the resultant mixture.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290513-A (JP)
Title: Game machine
Inventor: MATSUMOTO YUUKI
IPC: A63F7/02
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine in which control load is reduced, and wiring processing is simplified.  <P>SOLUTION: This game machine equipped with a game board on which a game region is formed and a game machine main body to which the game board is attachable/detachable disposed is provided with a game control means 200 for executing control related with the game board and a main body control means 250 for executing control related with the game machine main body, and the game control means 200 and the main body control means 250 are made to independently execute control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298280-A (JP)
Title: Electromagnetic wave shielding plastic plate and manufacturing method therefor
Inventor: SUZUKI YUJI
IPC: H05K9/00
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of an electromagnetic wave shielding plastic plate with high transparency for easily manufacturing the plate without using adhesive and to provide the plastic plate.  <P>SOLUTION: A thermoplastic resin film having a conductive layer on a surface is arranged at a base part in a forming mold with the conductive layer up. A thermoplastic resin in a molted state is introduced on the layer. Then, it is cooled after introduction and the resin is frozen. Thus, the electromagnetic shielding plastic plate is manufactured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003299529-A (JP)
Title: Kitchen apparatus
Inventor: KIMURA KAZUO
IPC: A47B77/08
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a kitchen apparatus for achieving fireproof properties of a space between a raising/lowering storing device in a use position and a heating device without impairing freedom of arrangement and design, and usability.  <P>SOLUTION: The raising/lowering storing device 3 has a storing rack body 1 and a raising/lowering supporting means 2 for supporting the storing rack body 1 so as to be raised/lowered, and is provided above the heating device 4. An incombustible material 29 is provided at least on an outer surface of the storing rack body 1 at least to a specified area from an opposite side to the heating device 4 and its upper surrounding region in a lowering direction of the storing rack body 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302530-A (JP)
Title: Polarizer comprising single crystal polysilane
Inventor: MATSUMOTO HIDEYUKI
IPC: C30B29/54
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crystal material with high polarizing property consisting of an easily synthesizable organic silicon compound.  <P>SOLUTION: The polarizer comprises a single crystal of the compound expressed by structural formula (1): X-(Si(Ar)<SB>2</SB>)<SB>m</SB>(Si(Ar)R)<SB>n</SB>(SiR<SB>2</SB>)<SB>o</SB>-X'. In formula (1), Ar represents a phenyl group or the like, R represents an alkyl group or the like, each of X and X' represents an alkyl group, an alkenyl group, -SiR<SP>1</SP><SB>3</SB>, -Si<SB>2</SB>R<SP>2</SP><SB>5</SB>, -C<SB>p</SB>H<SB>2p</SB>-SiR<SP>3</SP><SB>3</SB>, -C<SB>p</SB>H<SB>2p</SB>-Si<SB>2</SB>R<SP>4</SP><SB>5</SB>or the like, wherein each of R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP>, R<SP>4</SP>represents an alkyl group, an alkenyl group or the like and p is 1 to 3, m represents an integer of ≥2, and each of n and o represents 0 or a positive integer, satisfying m+n+o≤7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305414-A (JP)
Title: Apparatus and method for treating substrate
Inventor: HIROSE HARUMICHI
IPC: H01L21/304
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate treating apparatus for uniformly treating a substrate rapidly with a release liquid.  <P>SOLUTION: This substrate treating apparatus is provided with a conveying shaft 11 having conveying rollers 12 for conveying the substrate, a release chamber 4 in which the substrate conveyed by the rollers 12 is carried, a shower pipe 35 for supplying the release liquid to the top surface of the substrate carried in the chamber 4 and a shaking mechanism 24 arranged in the chamber 4 for shaking the release liquid-supplied substrate to the prescribed direction to fluidize the release liquid supplied on the top surface of the substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003308257-A (JP)
Title: Data transfer system
Inventor: SUZUKI KOICHI
IPC: H04L69/40
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a slave device from malfunction or runaway when communication is restarted after stopping communication due to the occurrence of an abnormal state such as power failure.  <P>SOLUTION: A master device and the slave device are mutually connected through an I2C bus line and communicated with each other in both directions to transfer data. When an abnormal state such as power failure or instantaneous power interruption is generated in communication, a stop condition is transmitted to the slave device to end the communication and perform power failure processing. When the abnormal state such as power failure is solved, the master device transmits the stop condition to the shave device and then transmits a start condition to restart communication. At the time of receiving either one of the stop conditions, the slave device ends the communication. At the time of receiving the start condition thereafter, the slave device restarts communication.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312702-A (JP)
Title: Hinge cap
Inventor: KANDA HISAHIRO
IPC: B65D47/08
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a liquid substance from splashing up and spattering when a lid is opened, to prevent the liquid sticking and remaining on the top face of a cap main body from flowing down along the outer peripheral face of the cap main body, and to prevent a tab piece from being obstructive.  <P>SOLUTION: An anti-spattering projection part 10 is erected on the outer peripheral edge part 4a on the top face of the cap main body 1, and the bottom end face of the side wall 21 of a top lid 2 is constituted of a contacting inner peripheral face part 21a being brought into contact with the anti-splashing projection part 10 when the lid is closed, and a projected outer peripheral face part 21b positioned outside of the top face outer peripheral edge part.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309262-A (JP)
Title: Silicon carbide semiconductor device and its manufacturing method
Inventor: ENDO TAKESHI
IPC: H01L29/12
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a silicon carbide semiconductor device wherein channel mobility is improved by using a new constitution and on-resistance can be reduced, and to provide its manufacturing method.  <P>SOLUTION: An n<SP>-</SP>type drift layer 2 is formed on an n<SP>+</SP>type silicon carbide substrate 1, p type base regions 3a, 3b are formed on the surface layer of the drift layer 2, n<SP>+</SP>type source regions 4a, 4b are formed on surface layers of the base regions 3a, 3b, a channel layer 5 is arranged in such a manner that the source regions 4a, 4b are connected with the drift layer 2 on surfaces of the base regions 3a, 3b, and a gate electrode 8 is arranged to the channel layer 5 via a gate insulating film 7. The concentration of impurities at a region in the channel layer 5 which is in contact with at least the gate insulating film 7 is at least 1×10<SP>17</SP>cm<SP>-3</SP>.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305980-A (JP)
Title: Paper binder and clip therefor
Inventor: HIURA MASAHITO
IPC: B42F1/02
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper binder wherein, the size of a paper binding clip can be changed in response to the amount or thickness of paper but a binder main body with clips loaded therein is necessary to change.  <P>SOLUTION: A clip loading chamber capable of housing either one of a plurality of kinds different from one another of clips having one and the same lateral width between the outwards projecting lug piece parts at both the fore end sides of a spring leaf part, one and the same vertical height of the lug piece part and dimensions different from one another at other necessary parts are provided within a binder main body. At the same time, the lug piece parts of either one clip among a plurality of the clips are fitted in the inner walls at both the sides of the clip charging chamber. In addition, rail grooves, which guide the lug piece parts to clip opening springs installed on both the sides of a fore end clip discharging port of the binder main body, are provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318327-A (JP)
Title: Printed wiring board and stacked package
Inventor: MATSUMOTO NORIO
IPC: H01L25/18
Filed: 2002-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printed wiring board, the structure of which is capable of thinning the printed wiring board on which a semiconductor chip is mounted and capable of forming a stacked body.  <P>SOLUTION: A solder resist in a central region of a package board is removed to form a cavity for housing a semiconductor chip 401. By flip-chip mounting the semiconductor chip therein, the height of the member for the mounting is 50 μm. Openings 408a, 408b of the solder resist which reach conductor wiring are filled with conductive substrates 411a, 411b to almost the same level as that of the surface of the solder resist to form a pad on the cavity side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316172-A (JP)
Title: Image forming apparatus
Inventor: YOSHINO ONORI
IPC: G03G15/24
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which has an intermediate transfer belt, fixing belt, etc., and assures releasability from a toner, etc., by applying a release agent in the stage of use to the surfaces of the intermediate transfer belt, the fixing belt, etc., and which can suppress the adhesion of the surfaces of the intermediate transfer belt, the fixing belt, etc., to the toner in the initial stage of their use particularly without generating the contamination by coating with the release agent.  <P>SOLUTION: The surfaces of the intermediate transfer belt, the fixing belt, etc., used in the image forming apparatus are coated with the release agent, such as dimethyl silicone oil, in at least the stage of their no use and the coated surfaces are subjected to a pretreatment for release to allow a touching member to touch these surfaces. The pretreatment for release consists of the treatment to perform an adhesion increasing treatment to increase the adhesion of the intermediate transfer belt, etc., to the toner images on the surfaces in combination before or simultaneously with the coating application of the release agent.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002343086-A (JP)
Title: Write-in method for ram using column clear
Inventor: NAFFZIGER SAMUEL D
IPC: G11C11/418
Filed: 2002-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a two port type SRAM cell having a column clear function in which vertical lines crossing a cell are four lines or less and all lines are six lines or less. SOLUTION: This method is a method for operating a SRAM having three vertical lines, six all lines, and a column clear function, its cells, and an array of the cells. One bit line and two access data buses per port are used instead of conventional two bit lines and two access devices per port. Further, column clear operation is performed using one additional bit line, one additional word line, and series two devices, write-in operation is achieved. Cells are operated by performing write-in operation using two step process. For write-in, a cell of a row to be written is preset during a first step (202). Next, an address of each cell to which zero is to be written is specified using the additional bit line and the additional word line, clear is performed (206).  In a column of a cell, all rows are enabled preparing for clear, clear can be performed by asserting a column clear signal for each of columns desired to clearing an array.
Patent JP-2003318399-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: TAKEI MANABU
IPC: H01L29/739
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device such as a PT-type reverse blocking IGBT including a thin drift region where a reverse withstand voltage equivalent to a forward withstand voltage is secured, and to provide a method for manufacturing it.  <P>SOLUTION: A second trench groove 22 is formed on a collector electrode 25 side. The surface of the second trench groove 22 is coated with an oxide film 23, and filled with polysilicon 24. A second n-buffer region 17 is formed at a point sandwiched between the second trench grooves 22. A depletion layer at reverse bias extends to an n<SP>-</SP>drift region 19 over the second n-buffer region 17. Thereby the reverse breakdown voltage equivalent to the forward breakdown voltage is acquired in a PT-type structure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322468-A (JP)
Title: Dewatering apparatus for umbrella
Inventor: KIKUCHI HITOSHI
IPC: F26B5/14
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low noise dewatering apparatus for an umbrella capable of quickly processing with excellent usability and operability.  <P>SOLUTION: Space 2 for processing of dewatering capable of inserting, extracting and rotating the umbrella 1 is partitioned by a plurality of air feeding pipes 4 which are provided along the direction of inserting/extracting having inward small holes line 3 in an axial direction and plugged at the one ends. The outside of the space 2 for processing of dewatering is covered with an outer shell 6 and a blowing part 8 generating compressed air and forcedly feeding it, is connected to each air feeding pipe 4, and a sound absorbing structure 5 surrounding an internally provided air blower 7 is installed at the blowing part 8. A suction air chamber 9 is provided at the blowing part 8 and the sound absorbing structure 5 is also provided in the suction air chamber 9. An air blow-off chamber connecting to the air feeding pipe 4 is provided at the blowing part 8, and the sound absorbing structure is also provided in the air blow-off chamber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320396-A (JP)
Title: Treatment method for sludge containing dioxins
Inventor: ISAKA KAZUICHI
IPC: C02F1/52
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently oxidize and decompose sludge containing dioxins.  <P>SOLUTION: Sludge containing dioxins obtained by treating wastewater 12 containing dioxins in a flocculation and sedimentation process 10 is once stored in a sludge storage tank 22 and subsequently finally pulverized in a pulverization process so that the median particle size of sludge becomes 10-100 μm. Next, iron ions 32 and hydrogen peroxide 34 are added to the pulverized sludge in a reaction process 28 to perform the Phenton oxidation treatment of dioxins in sludge.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321762-A (JP)
Title: Al-Nb-BASED ALLOY THIN PLATE HAVING NITRIDE, ITS PRODUCTION METHOD AND ELECTROLYTIC CAPACITOR
Inventor: KAWABATA HIROYUKI
IPC: C23F1/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an Al-Nb-based alloy thin plate with which the leak current is drastically reduced and a small electrolytic capacitor having a large capacity can be obtained, and to provide a method of producing the same.  <P>SOLUTION: The Al-Nb-based alloy thin plate has a constitution in which an Al-Nb-N-based nitride layer 4 is formed by nitriding at least one part of the surface of each Al-Nb intermetallic compound fine particle present in the surface layer of the Al-Nb-based alloy thin plate. The Al-Nb-based alloy thin plate having the constitution can be produced by blowing a molten Al-Nb-based alloy onto a roll under an inert atmosphere containing nitrogen in an amount of ≥20 vol.% so as to rapidly solidify the molten along. A three layer structure in which an oxide coating is formed around the core part of the Al-Nb particles through a nitride layer by subjecting this thin plate to etching and chemical conversion treatment. Thereby, the generation of the leak current is prevented by the presence of the nitride layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321817-A (JP)
Title: Fallen-object preventive fence
Inventor: MIKAMI SATOSHI
IPC: E01F15/06
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fallen-object preventive fence having a simple structure and being also constructed easily.  <P>SOLUTION: In the fallen-object preventive fence 10, the fence 10 is supported by supports 2 and 2 and composed of a pair of upper and lower horizontal frames 14, a pair of left and right vertical frames 16 and lattice nets 30 in which peripheries are held by these frames. In the fence 10, the horizontal frames 14 and the vertical frames 16 are formed of pairs of inner frames 18 and outer frames 24 on the insides and the outsides respectively, and the lattice nets 30 consists of a plurality of horizontal lines 32 and a plurality of vertical lines 36. In the fence 10, curls 34 formed near both ends 33 of each horizontal line 32 and curls 38 near both ends 37 of each vertical line 36 respectively while the curls 34 and 38 are inserted into hollow sections 29 formed among the inner frames 18 and the outer frames 24, and adjacent line sections in the vicinity of the centers of the lattice nets 30 of the curls 34 and 38 are held among the holding pieces 20 and 26 of the inner frames 18 and the outer frames 28.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002329832-A (JP)
Title: Lead frame
Inventor: KAJIWARA YUJIRO
IPC: H01L23/495
Filed: 2002-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a lead frame which enhances the resistance of LSI packages to cracking during reflow operation and is suitable for small volume production of many kinds of LSI packages. SOLUTION: A lead frame is so designed that the outside dimensions of die pads 3 are smaller than the outside dimensions of a semiconductor chip 2 to be placed thereon, and the area of bond between the semiconductor chip 2 and resin is thereby increased. The tips of leads 5 are cut to appropriate lengths according to the outside dimensions of semiconductor chips 2, so that various types of semiconductor chips 2 different in outside dimensions can be placed on the die pad 3.
Patent JP-2003323011-A (JP)
Title: Device and method for controlling printing density
Inventor: TAKEHARA TORU
IPC: G03G15/08
Filed: 2002-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing density controller capable of maintaining desired printing density, dispensing with an operation of resetting and readjusting the printing density, irrespective of a printing speed, and to provide a method therefor.  <P>SOLUTION: In the printing density controller for a printer using dry toner, the controller is provided with: a printing speed detection means for detecting the printing speed; a suction quantity control means for controlling the suction quantity of surplus dry toner in the case of sucking and recovering the surplus dry toner from a photoreceptor drum; and a control/calculation means for outputting the controlled variable to the suction quantity controlling means based on the printing speed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002338078-A (JP)
Title: Sheet guiding device for sheet working machine and method for guiding sheet
Inventor: VOLLMANN ANDREAS
IPC: B65H5/06
Filed: 2002-05-07
Abstract: PROBLEM TO BE SOLVED: To manufacture a conventional sheet guiding device so that a side edge of a sheet is not damaged at a drawing movement. SOLUTION: A sheet guiding means (20) is formed so that deflection of a different size is given to movement paths relating to two side edges (5, 6).
Patent JP-2003324593-A (JP)
Title: Polling communication system
Inventor: IMAIZUMI HIDEAKI
IPC: H04N1/32
Filed: 2002-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polling communication system, in which a polling transmitting original can be surely transmitted from a transmitter-side facsimile machine to a receiver-side facsimile machine.  <P>SOLUTION: In the polling communication system, the transmitter-side facsimile machine 1 transmits image data to the receiver-side facsimile machine, in response to a transmission request from the receiver machine. In this system, even if the machine 1 does not receive a transmission request from the receiver- side facsimile machine although a prescribed time elapses, after the receiver-side facsimile machine is ready for transmission of the image data, the machine 1 starts to transmit the image data to the receiver-side facsimile machine.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003019141-A (JP)
Title: Trocar
Inventor: KIMURA SHUICHI
IPC: A61B17/34
Filed: 2002-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a trocar capable of providing always stable incision force without causing unnecessary damage to organism tissue. SOLUTION: Ultrasonic vibration emitted from an ultrasonic vibrator is transmitted to the body wall 11 by an ultrasonic wave suction tube 4. Insertion of a trocar mantle tube 10 is continued, and when an installing position of a pressure sensor 8 passes through the body wall 11, pressure detection of the pressure sensor 8 is eliminated, and a driving control circuit 2b responds to it so that operation of a driving circuit 2a stops.
Patent JP-2003322695-A (JP)
Title: Pressure shut-off case
Inventor: IKEGAMI YASUHIKO
IPC: G21C17/00
Filed: 2002-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a pressure shut-off case used in a high pressure atmosphere enabling measurement of vibration or the like with a high accuracy even in a sealed vessel such as a hole of a measurement object having a large pressure fluctuation.  <P>SOLUTION: An accelerometer main body for measuring vibration of an object is disposed in a sealed vessel, which is the object of measurement, together with a pressure fluid, and a pressure case which accommodates the accelerometer main body is housed in the sealed vessel. The pressure case is provided with a pin hole formed in part of a wall of the case for allowing the case and an interior of the vessel to communicate with each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327769-A (JP)
Title: Fluorine-containing elastic copolymer composition
Inventor: TATE NORIHARU
IPC: C08K5/14
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fluorine-containing elastic copolymer composition which is excellent in shelf stability, has good peroxide crosslinkability and gives a crosslinked material excellent in heat resistance and oil resistance.  <P>SOLUTION: The fluorine-containing copolymer composition contains: (A) an elastic tetrafluoroethylene/propylene/vinylidene fluoride copolymer; (B) a reaction product of an organic quaternary ammonium hydroxide represented by general formula R<SP>1</SP>R<SP>2</SP>R<SP>3</SP>R<SP>4</SP>NOH (wherein R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP>and R<SP>4</SP>are same or different and are each a 1-20C hydrocarbon group) with a compound having one phenolic hydroxy group in its molecule; (C) a metal oxide and a metal hydroxide; (D) a crosslinking aid having two or more unsaturated bonds; and (E) an organic peroxide.  <P>COPYRIGHT: (C)2004,JPO