baber/WOPTO huggingface dataset:
Patent JP-2002299370-A (JP)
Title: High-frequency semiconductor device
Inventor: MIMINO YUTAKA
IPC: H01L27/04
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To prevent deterioration of transmission characteristic of a high-frequency line conductor by mechanical pressure during wire bonding to an outer connection pad of an MMIC(monolithic microwave integrated circuit). SOLUTION: A groove is formed in a layer insulating film surface in the circumference of a pad. Peeling and curvature of a high-frequency line conductor, generated by spreading deformation of a layer insulation film due to mechanical pressures during wire-bonding, are avoided, and as a result, variation of transmission characteristic of a high-frequency line conductor is prevented and a high reliability MMIC can be provided.
Patent JP-2002292835-A (JP)
Title: Cleaning sheet for printer cylinder and manufacturing method therefor
Inventor: TANAKA MAKOTO
IPC: D04H1/544
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To minimize the generation of fiber waste and smooth the spread of a cleaning fluid in the width direction and further, clean a printer cylinder uniformly and neatly using numerous recessed areas. SOLUTION: The cleaning sheet for a printer cylinder is manufactured by gathering fibers three-dimensionally together by a wet paper making process. The cleaning sheet contains a heat-fusible fiber as a binder fiber. In addition, the heat-fusible fiber as a binder fiber is formed like a crepe at a temperature for fusing the fiber and thereby numerous irregularities are created on the surface.
Patent JP-2002300220-A (JP)
Title: Relay server
Inventor: TANIMOTO YOSHIFUMI
IPC: H04L12/70
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a relay server which realizes connection between an Internet device and a terminal in a local system and can normally identify each connection even when a plurality of pieces of connection exist between respective network devices and the relay server. SOLUTION: When a terminal 11 logs in the relay server 4, a relay system attaches a unique connection identifier 1 to connection at that time and returns the connection. Similarly, when a terminal 21 logs in the relay server 4, the relay system attaches a unique connection identifier 2 to connection at that time, and returns the connection. Communication between the terminal 11 and the terminal 21 is realized in such a manner that the relay server 4 respectively relays communication using the connection 1 with the connection identifier 1 attached between the relay server 4 and the terminal 11 and the communication using the connection 2 with the connection identifier 2 attached between the relay server 4 and the terminal 21.
Patent JP-2002292066-A (JP)
Title: Glass door hold-open mechanism for pachinko game machine
Inventor: YOSHIDA KENKICHI
IPC: A63F7/02
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a technique capable of stably holding a glass door in a desired opened state while preventing cracking and fracture of a front frame for a pachinko game machine throughout a long period. SOLUTION: The glass door hold-open mechanism for the pachinko game machine is provided with a relatively displaceable open-hold mechanism for fixedly holding the glass door in the desired opened position to the front frame between an upper edge part (the upper edge part is in an outer side of an opening and closing support part supporting the glass door so as to open and close to the front frame) of the front frame and an upper edge part of the glass door.
Patent JP-2002305877-A (JP)
Title: Switching power supply
Inventor: YASUMURA MASAYUKI
IPC: H02M3/28
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To facilitate designing and manufacturing by reducing the margin of design. SOLUTION: A self-excited voltage resonance converter is employed on the primary side of a composite resonance converter and a voltage subjected to variable control depending on the level of a secondary-side DC output voltage is applied to the gate electrode of an MOS-FET for the purpose of constant voltage control.A series circuit of the MOS-FET and a capacitor is connected with the base of a switching element. Since a switching frequency is controlled variably depending on the conduction sate of the MOS-FET, an orthogonal control transformer can be eliminated.
Patent JP-2002302693-A (JP)
Title: Lubricant
Inventor: KOBAYASHI KATSUYOSHI
IPC: C10N40/00
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To solve such a problem of an aqueous lubricant, which has purified water as the main component, that the lubrication retention time is limited and its adhesiveness increases to cause a sexual intercourse pain by its higher friction coefficient. SOLUTION: The lubricant contains 70-90 wt.% of purified water, 10-25 wt.% of an aqueous moisture keeping component, a small amount of menthol, a vegetable oil or the like for solubilization, and a cylodextrin for encapsulation.
Patent JP-2002308790-A (JP)
Title: TESTOSTERONE 5alpha-REDUCTASE INHIBITOR, ANDROGEN RECEPTOR- BINDING INHIBITOR, ANTIANGROGENIC AGENT, AND HAIR GROWTH COSMETIC
Inventor: OGAWA SUSUMU
IPC: A61K8/97
Filed: 2001-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a new testosterone 5α-reductase inhibitor, to provide an androgen receptor-binding inhibitor, to provide an antiandrogenic agent, and to provide a hair growth cosmetic. SOLUTION: This testosterone 5α-reductase inhibitor contains an extract from branches and leaves of Ampelopsis grossendentata. The androgen receptor- binding inhibitor, the antiandrogenic agent, and the hair growth cosmetic contain the extract, respectively.
Patent JP-2002307301-A (JP)
Title: Workpiece holding mechanism, grinding device, and grinding method
Inventor: MOMOSE KESAO
IPC: B24B41/06
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a workpiece holding mechanism capable of keeping coaxiality of a workpiece with high precision, and to provide a grinding device and a grinding method provided with the same. SOLUTION: This workpiece holding mechanism 10 held by a pair of pressing centers 40a, 40b when grinding and machining a ferrule 11 having a fiber insertion hole 50 at the center is provided with a block 14 in which a fitting groove 20 fitting, positioning, and holding the ferrule 11 is formed and a guide plate 30 which is attached to a one end part of the block 14 and in which a guide hole 31 for guiding the insertion of the pressing center 40a into the fiber insertion hole 50 of the ferrule 11 is formed. Consequently, the pressing center 40a is inserted into the fiber insertion hole 50 of the ferrule 11 fitted in the fitting groove 20 through the guide hole 31, and the fiber insertion hole 50 is correctly held without deviating from central lines of a pair of pressing centers 40a, 40b. If grinding and machining are performed in this condition, the ferrule 11 having high precision of coaxiality can be ground and machined.
Patent JP-2001359211-A (JP)
Title: Pipe member for handhole
Inventor: ITO MASAHIKO
IPC: H02G9/10
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a pipe member for a handhole which has no risk of breaking duct sleeve, at conduit-line excavating work, transporting, etc. SOLUTION: The member is composed of pipe joint attaching short pipes 4, which have bellmouth portions 41 and pipe joint attaching portions 42 and are buried at prescribed spots of the peripheral wall 21 of a handhole body 2, and pipe joints to be attached to the attaching portions 42 of the short pipes 4. The length of each short pipe 4 is set to a length, at which its both ends 411, 421 such that they do not project out of the peripheral wall 21 of the handhole body 2, when it is fitted to the peripheral wall 21.
Patent JP-2002311482-A (JP)
Title: Silver salt photographing camera served also as electronic photographing camera
Inventor: KINDAICHI TAKASHI
IPC: H04N101/00
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To solve the problem that both silver salt photographing and digital photographing are prohibited and shutter chance is lost when residual recording capacity in either of a silver salt film and a recording medium is exhausted in a silver salt photographing camera served also as an electronic photographing camera. SOLUTION: The silver salt photographing camera served also as the electronic photographing camera is provided with a silver salt film terminal detecting means for detecting a terminal of whole photographing frames of the silver salt film and a storage medium residual quantity detecting means for detecting residual quantity of the storage medium for storing digitally photographed image data. When terminal of the silver salt film is detected or no residual quantity of the storage medium is detected, a photographing mode setting means is controlled and setting of a photographing mode is changed to either photographable mode between the silver salt photographing and digital photographing.
Patent JP-2002308376-A (JP)
Title: Low temperature land-based tank
Inventor: WAKABAYASHI MASAKI
IPC: E04H7/20
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To restrain a thermal stress and deformation under heat occurring to the lower part of a side wall at the time of leakage, and to relieve prestresses to be introduced to the side wall. SOLUTION: The concrete-made low temperature land-based tank is for storing a low temperature liquid such as LNG and in a structure wherein the lower end of a cylindrical side wall 3 is joined to the outer circumferential edge of a bottom board 1 thereof, a prestress is introduced in the circumferential direction to the side wall 3, a heat-insulating layer 14 is provided at the inside of the side wall with a thermal resistance easing agent such as PUF 11 having a liquid-tightness and heat-resisting capacity interposed, and the thickness of the thermal resistance easing agent is made thicker at the lower part than other parts of the side wall. A heater is incorporated in the bottom board, and the position of the heater is made lower at the outer peripheral edge than other parts of the bottom board.
Patent JP-2002316888-A (JP)
Title: Granular fertilizer composition and method for production the same
Inventor: KODAMA KIHACHIRO
IPC: B05D7/00
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To obtain an inexpensive granular fertilizer composition having an excellent function to prevent floating on a water surface and an ability to prevent consolidation for a long period of time. SOLUTION: The granular fertilizer composition is produced by subjecting the surface of the granular fertilizer to coating treatment with mineral product powder and at least one kind selected from a phosphoric acid liquid, sulfuric acid liquid and nitric acid liquid. The coverage of the mineral product powder to the granular fertilizer is 0.1 to 3 wt.% and the coverage of at least one kind selected from the phosphoric acid liquid, the sulfuric acid liquid and the nitric acid liquid is 0.05 to 1 wt.% phosphoric acid liquid as H3 PO4 , sulfuric acid liquid as H2 SO4 and nitric acid liquid as HNO3 .
Patent JP-2002319933-A (JP)
Title: Communication system
Inventor: TOMINAGA HIROHISA
IPC: H04N21/6334
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a communication system, with which contents can be efficiently and safely transmitted from a server side to only a specified client. SOLUTION: A server 5 and a computer 7-1 hold a master key Km. The server 5 encrypts a channel key Lc by the master key Km, places it on a DEMM 21, encrypts a contents key Ks by the channel key Kc, places it on an announcement 23, encrypts and sends contents 25 by the contents key Ks. The computer 7-1 decrypts the DEMM 21 by the master key Km, acquires the channel key Kc, decrypts the announcement 23 by the channel key Kc, acquires the contents key Ks and decrypts the contents 25 by the contents key Ks.
Patent JP-2002322763-A (JP)
Title: Roof tile fixture
Inventor: IWASHITA DAIJIRO
IPC: E04D1/34
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To prevent exposure of a fixing nail at a connecting place of roof tiles, and permeation of rainwater to a roof backing along the fixing nail. SOLUTION: The roof tile fixture is for overlapping and connecting an end part of a corrugated roof tile in the advancing direction of the corrugation. A press part 4, which is fixed to the roof backing 3 by being mounted on the ridge part 2 of the corrugation of the end part of the roof tile 1 to be stacked under, and a holding piece 5, which holds the tip part of the ridge part 2 of the corrugation of the end part of the roof tile 1 to be folded back to the upper than the tip edge of the press part 4 and stacked on between the press part 4, are provided.
Patent JP-2002321070-A (JP)
Title: Treatment device for welding spatter on electric resistance welded tube
Inventor: KAZAMA TAKASHI
IPC: B23K37/08
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To prevent spatters from scattering on a welding part and remove spatters stuck on an electric resistance welded tube. SOLUTION: On the front side of a squeeze roll 8 where a plate strip material T is rounded into a tubular form and welded by heating, a wrapper tube 21 for collecting spatters C scattering on a welding part S is provided. The collected spatters C are sent to a cyclone dust-collecting device via a duct, being separated and recovered therein. The lower part 21 c of the wrapper tube 21 is supported by the upper face of a conveyed tube P via a removing sheet part 22 being a non-metallic soft member.
Patent JP-2002322637-A (JP)
Title: Liquefaction preventing construction method
Inventor: TADAHIRA MIYOSHI
IPC: E02D3/10
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a liquefaction preventing construction method capable of exhibiting good workability, efficiently compacting a filler for obtaining high supporting force, and draining water in the soil bed in the case of an earthquake for preventing generation of liquefaction. SOLUTION: In the lower end of a double tube 51, a compressed water nozzle for jetting compressed water and a compressed air nozzle for jetting compressed air are arranged, and from these nozzles, compressed water and compressed air is jetted to bore a boring hole 151 to a predetermined depth in the ground. While the double tube is pulled out, the filler 153 is charged into the boring hole 151, and a foundation column 211 having water permeability is formed from the circumference. When the filler 153 charged into the boring hole 151 is compacted by the compressed water, high supporting force can be provided in the foundation column 211. As the foundation column 211 has the water permeability, water in the ground 201 passes through the foundation column 211 to be drained to the ground surface side, so that liquefaction in the ground 201 can be prevented.
Patent JP-2002323349-A (JP)
Title: Scale inspection device for linear encoder
Inventor: KITAGAWA KOJI
IPC: G01D5/36
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide an inspection device capable of inspecting surely the quality of a scale which is a reading object in a linear encoder. SOLUTION: A transmission type lattice track T1 of the scale 10, which is an inspection object, is read by a detection part 26 for inspection including a plurality of detection parts 2. Each detection part 2 reads in a noncontact way a pattern of the track T1 with a width greater than the reading width in the direction vertical to the moving direction.
Patent JP-2002326132-A (JP)
Title: Part mounting device
Inventor: KOIDE TAKESHI
IPC: B25B21/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To thread a bolt into a rear gate panel at an accurate angle when a rear gate hinge is mounted on the rear gate panel. SOLUTION: A part mounting device 11 fixed to a robot arm 12 has a nut runner unit 14 and a hinge clamp unit 15, where the rear gate hinge 31 is held by a hinge clamp 28 arranged in the hinge clamp unit 15 and bolt heads of the bolts 23 are set in sockets 22 arranged in the nut runner unit 14. A swing arm 27 of the hinge clamp unit 15 is next turned to set bolt passing holes 34a bored in a movable hinge bracket 34 of the rear gate hinge 31 held by the hinge clamp 28 on extension lines of the bolts 23 held in the sockets 22. Nut runners 20 of the nut runner unit 14 are then projected to pass the bolts 23 through the bolt passing holes. In the state, the bolts 23 are threaded into nuts 36 disposed in mounting positions of the rear gate panel 33.
Patent JP-2002326696-A (JP)
Title: Display case also acting as storing case
Inventor: TACHIBANA MASUO
IPC: B65D85/575
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a display case also acting as a storing case in which an opening or closing operation for a top lid can be easily carried out through a one-finger touch operation and a video tape cassette stored in the case is prevented from being loosened. SOLUTION: A box is formed by a case main body 12 capable of storing a video tape cassette 48, and a lid 14 arranged at the case main body 12 through a connecting plate 13 in such a way that it can be freely opened or closed. A top lid 15 is arranged at an upper segment of the case main body 12 in such a way that it is turned around a supporting point of a supporting segment 16 and it can be opened or closed. There is formed a display member 45 hidden when the video tape cassette 48 is displayed and appeared when the video tape cassette 48 is not displayed in such a way that the display member 45 can be fixed.  There is provided a display case 11 also acting as a storing case in which it has a protrusion 30 inside the case main body 12 and/or the lid 14 so as to lift up a bottom segment 48a when the video tape cassette 48 is displayed and to prevent any looseness when the video tape cassette 48 is stored.
Patent JP-2002328400-A (JP)
Title: Transmissive liquid crystal display device
Inventor: MONZEN KAZUHIRO
IPC: G09G3/36
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To prevent lowering of contrast ratio even if temperature variation occurs within the temperature range from -30 to +80 deg.C in a transmissive liquid crystal display device using antiferroelectric liquid crystal. SOLUTION: A liquid crystal layer 6 of antiferroelectric liquid crystal and the like are placed between a transparent substrate 11 made of glass, etc., having a polarizer plate 31 on the observation side and a transparent electrode 21 on the other side, and a transparent substrate 12 made of glass, etc., having a polarizer plate 32 on the incident side of light and a transparent electrode 22 on the other side. The thickness of the liquid crystal layer 6 is controlled to be less than 1.0 μm.
Patent JP-2002003687-A (JP)
Title: Polymer composite
Inventor: CHOULET OLIVIER JACQUES
IPC: C08L51/04
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a polymer composition capable of giving plastic film or layer having excellent optical characteristic, printability, weatherability and tensor impact resistance by melt processing. SOLUTION: This polymer composition is composed of (A) 100 pts.wt. of acryl core-shell graft copolymer that contains (i) 20 to 70 wt.% acryl gum core polymer and (ii) 30 to 80 wt.% acryl hard shell polymer, (B) 1 to 40 pts.wt. of processing aid polymer which mole weight is more than 1,000,000 g/mole and (C) 0.1 to 10 pts.wt. of VA lubricant polymer of which molecular weight is 20,000 to 1,000,000 g/mol containing (i) 20 to 70 wt.% of polymerized unit derived from at least one vinyl aromatic monomer and (ii) 30 to 80 wt.% of polymerized units derived from at least one ethylenic unsaturated monomer.
Patent JP-2002328732-A (JP)
Title: Reference voltage generating circuit
Inventor: NISHIMURA MASAHITO
IPC: H01L21/822
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To realize stable and highly precise high speed start even under a lower power supply voltage without substantially increasing the circuit area. SOLUTION: A current mirror circuit is formed of NMOS transistors 10 and 12, and the same drain currents I are allowed to flow. A current mirror circuit is formed of PMOS transistors 14 and 16, and the drain currents I are supplied to the current mirror circuit. A resistance 18 applies offset between the respective source voltages of the PMOS transistors 14 and 16. A capacitor 22 for start-up is connected between the gate/drain of the diode-connected NMOS transistor 10 and the terminal of a positive electrode side power supply voltage VDD. Also, a capacitor 24 for start-up is connected between the gate/ drain of the diode-connected PMOS transistor 16 and a negative electrode side power supply voltage VSS.
Patent JP-2002353394-A (JP)
Title: Wiring board with pin and electronic device using it
Inventor: ITO HIDEKI
IPC: B23K101/40
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a wiring board with pins and an electronic device capable of excellently connecting lead pins through a socket and soldering to the wiring conductor of an outside electric circuit board without any displacement and unnecessary adhesion of a solder on the lead pins. SOLUTION: In the wiring board with the pins providing a solder bump 8 connected to the wiring conductor 2 on the upper face of an organic material- based insulation substrate 1 having the wiring conductor 2 and bonding the lead pins 3 connected to the wiring conductor 2 on the lower face of an insulation board 1 through the solder 9, the solder bump 8 consisting of alloy of lead of 67-82 wt.%, tin of 5-20 wt.%, antimony of 5-15 wt.% and bismuth of 8-20 wt.%, and the solder 9 consists of lead of 70-85 wt.%, tin of 5-20 wt.% and antimony of 5-15 wt.%.
Patent JP-2002338524-A (JP)
Title: Method for producing diaryl carbonate
Inventor: TANGE SHINYA
IPC: C07C68/00
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a reaction for forming a diaryl carbonate is made to more efficiently proceed than a conventional method. SOLUTION: This method for producing the diaryl carbonate comprises feeding a mixture of carbon monoxide with oxygen and an inert substance (A) in which a liquid phase is present into a reactional vessel for oxycarbonylation in the method for producing the diaryl carbonate comprising making the inert substance (A) capable of being distilled out together with formed water from a reactional mixture coexist while separating formed water together with the inert substance (A) from the reactional mixture in the reaction for oxycarbonylating an aromatic hydroxy compound in the presence of carbon monoxide, oxygen and a catalyst.
Patent JP-2002339630-A (JP)
Title: Locking lever projection prevention device of open sash
Inventor: KURIYAMA KAZUHISA
IPC: E05C1/00
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To prevent a locking lever and a window frame from being damaged by impact contact by preventing a relative impact contact between the peripheral side of the locking lever and the upper frame of the window frame when a paper sliding door is operated to close. SOLUTION: In the open sash having a locking lever 3 locked to the window upper frame Ca by projecting from the upper end of the paper sliding door A when the door is closed, a locking piece 9 projected from the upper end of the paper sliding door A by the energization of a coiled spring 15 is installed in the paper sliding door A movably in vertical direction. A limiting frame 8 pivotally installed on the paper sliding door A so as to be rotated about a lateral axis is linked to the locking piece 9. Then a limiting part piece positioned just above the locking lever 3 when the paper sliding door is open is installed on the limiting frame 8.