baber/WOPTO huggingface dataset:
Patent JP-2003090880-A (JP)
Title: Synthetic aperture radar device and image regeneration method in synthetic aperture radar device
Inventor: HASEGAWA HIDEKI
IPC: G01S13/90
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a synthetic aperture radar device reduced in operation quantity by executing range and phase compensation divisionally on a special frequency axis and on a range axis to reduce the number of the following range directional processing points. SOLUTION: This synthetic aperture radar device comprises a range fast Fourier transform (FFT) part 6 for performing FFT of the output of a signal receiving part 5, a reference signal multiplication part 7 for multiplying the output of the FFT part 6 by a high frequency pulse signal from a signal transmission part, a range inverse FFT (IFFT) part 11 for performing IFFT of the output of 7, a signal cutout part 12 for cutting out the output of the range IFFT part in a range direction according to the relative change quantity of the distance to an observation central position, a range FFT part 13 for performing FFT of the output of 12, a range and phase compensation processing part 14 for compensating the change quantity of the residual uncompensated range in this part so that the phase of the echo from the observation central position is a fixed value,  a signal interpolation part 9 for arranging the output of 12 on polar coordinates and interpolating a signal on rectangular coordinates thereto, and a two-dimensional IFFT part 10 for performing two-dimensional IFFT of the output of 9 and outputting a two-dimensional high resolution image.
Patent JP-2003088707-A (JP)
Title: Solid-liquid separator
Inventor: KITAGAWA MIKIO
IPC: B01D21/34
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To prevent the outflow of sludge in a state mixed with treated water by lowering the interface of sludge even if the interface of sludge rises at a high speed in a solid-liquid separation tank. SOLUTION: The solid-liquid separator has the solid-liquid separation tank 1 for separating inflow raw water into supernatant water and sludge, a rising speed detection means 10 for the interface of sludge grasping the rising speed of the interface of the supernatant water and sludge and a sludge interface adjusting means 20 for regulating the height of the interface of sludge. The sludge interface adjusting means is controlled on the basis of the interface rising speed of sludge grasped by the rising speed detection means for the interface of sludge.
Patent JP-2003094135-A (JP)
Title: Heat exchanger
Inventor: KATO SOICHI
IPC: F28F1/02
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a heat exchanger efficiently producible having good operability to insertion of a tube into a tank and good tendency to brazing between the tank and the tube. SOLUTION: An insertion part 43 is provided for inserting ends of a tube 2 and a side plate 8. The insertion part 43 comprises an insertion hole 431 and a taper 432. The tube is bonded with the tank by brazing. The tube has no brazing material layer, while the tank has a brazing material layer. A recessed part, the section of which is V-shaped, is formed on the peripheral surface having the brazing material layer on the tank by plastic deformation. Subsequently, all or a part of the insertion hole is longitudinally formed in the bottom of the recessed part, and the remainder of the recessed part is tapered. The insertion part is formed by press working. The distance from the longitudinal end of the tank to the nearest insertion part is smaller than that from one to another insertion part.
Patent JP-2003026633-A (JP)
Title: Method for producing methacrylic ester
Inventor: BABA KATSUO
IPC: C07B61/00
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing methyl methacrylate by recovering methanol from a catalytically decomposed product of methyl-t-butyl ether and re-utilizing the recovered methanol. SOLUTION: Methanol is recovered by distillation from a reaction mixture obtained by distilling isobutylene away from the catalytically decomposed reaction mixture of methyl-t-butyl ether. The methanol is reacted in the presence of an esterification catalyst with methacrolein or methacrylic acid obtained by carrying out catalytic vapor phase oxidation of the isobutylene to produce methyl methacrylate.
Patent JP-2003096745-A (JP)
Title: Fill material for civil engineering work and member for civil engineering work using it
Inventor: MORIGUCHI YOSHIFUMI
IPC: E02B3/08
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To improve the workability of civil engineering works containing stone masonry works, in which a large number of filling stones are filled, such as revetment works in a conventional river construction method. SOLUTION: In a fill for the revetment works, the filling stones are bonded and unified while using a biodegradable resin as an adhesive. In a member for the civil engineering works, the fill for the civil engineering works is housed in a cage material for the civil engineering works composed of box bodies or bag bodies made of a metallic material or a synthetic resin material. In an execution method, the fill for the civil engineering works is housed directly in the cage material for the civil engineering works at a civil-engineering work site. In the execution method, a wire mat is used as the cage material for the civil engineering works.
Patent JP-2003100519-A (JP)
Title: Electric apparatus
Inventor: YOKONO KOICHI
IPC: H01F27/08
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To cool down the inside of a case effectively and to prevent a metal wire or the like effectively from being inserted into the case to cause a short circuit inside or to get an electric shock. SOLUTION: An electric apparatus is equipped with a case 1 where a cooling vent hole 3 is provided. The vent hole 3 is bored so as to penetrate obliquely through the case 1. Furthermore, the electric apparatus is equipped with a partition 4 inside the case 1. The partition 4 is arranged at a position so as to stop a wire from being inserted into the case 3 through the sloping vent hole 3 from outside. Therefore, a metal wire or the like is effectively prevented from being inserted into the case, so that an inner short circuit or an electric shock can be prevented. The vent hole 3 is enlarged in size so as to effectively ventilate the case 1 and to introduce outside air into the case to effectively cool down the inside the case.
Patent JP-2003056538-A (JP)
Title: Automatic screw nut
Inventor: NAKAMURA AKIRA
IPC: F16B37/00
Filed: 2001-08-20
Abstract: PROBLEM TO BE SOLVED: To prevent loosening of a bolt caused by dry shrinkage of a wood. SOLUTION: A repulsive rotating force to a spring and a repulsive axial force parallel to a bolt are introduced between two nuts N2 and N3 using the spring, and four pins are inserted therein to fix the nuts N2 and N3. Soldering A1 is conducted between the nut N2 and the reverse-rotation preventing nut N1, placed thereon to fix the nut whole body. At construction, the nut N1 is rotated to cut the soldering A1, the four pins P1 are drawn out, and then, the nut N3 exhibits an effect as the automatic screw nut. When the wood becomes lean, the repulsive rotating force of the spring is quickly applied thereto to rotate the nut N3 in the direction of screwing and constantly prevent a clearance from being formed between the wood and the nut, thus eliminating loosening of the bolt.
Patent JP-2002187885-A (JP)
Title: Method for catalytic selective oxidization of hydrocarbon in the presence of mesoporous zeolite
Inventor: SCHMIDT IVER
IPC: C07D301/12
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To perform selective oxidization of a hydrocarbon with hydrogen oxide by contacting the hydrocarbon with a titanium-containing mesoporous zeolite catalyst. SOLUTION: A hydrocarbon is catalytically and selectively oxidized by reacting with a peroxide in the presence of a titanium-containing crystalline mesoporous zeolite catalyst. The zeolite catalyst is composed of individual primary crystals obtained by the crystallization of a zeolite in a carbon matrix and has at least one X-ray powder diffraction(XRPD) reflection within 8-30 deg. in terms of 2θ measured on a zeolite-type catalyst.
Patent JP-2003100790-A (JP)
Title: Semiconductor integrated circuit, and method and device for manufacturing it
Inventor: ISADA MAKOTO
IPC: H01L21/60
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To form a bump electrode having an uniform height in a semiconductor integrated circuit. SOLUTION: The semiconductor integrated circuit 1 is provided with an anode electrode 4 arranged in a tank section 7 storing plating liquid 6, and a cathode electrode 5 connected to the surface to be plated of a wafer 11. It is also provided with an induction coil 8 and a high-frequency power source 9. A manufacturing device 1 of this semiconductor integrated circuit generates an electromagnetic force with an electric field generated in the induction coil 8 and a current on the surface to be plated, and forms a bump electrode 13 by an electrolytic plating method while vibrating the wafer 11 with the electromagnetic force.
Patent JP-2003098608-A (JP)
Title: Radiograph information recorder/reader
Inventor: KOISHIKAWA HIROSUKE
IPC: G03B42/02
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To read stimulated emission light with a reading part from a cumulative phosphor sheet on which radiograph information of an object is cumulatively recorded and to detect the quantity of light of an erase part that emits remaining radiation energy by radiating erasing light from a light source after finishing the reading. SOLUTION: A CCD line sensor 40 for reading stimulated emission light detects the quantity of erasing light Q reflected from the cumulative phosphor sheet IP. That is, the reading part 14 is also employed as a detecting part for detecting the light of quantity of a fluorescent lamp 42 of the erasing part 16.
Patent JP-2003106696-A (JP)
Title: Absorption cold water heating machine
Inventor: OSAKABE NAOKI
IPC: F25B15/00
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide an absorption cold water heating machine capable of utilizing quantity of heat owned by an external exhaust heat source in heating of diluted absorption liquid and having triple effects. SOLUTION: This absorption cold water heating machine is constituted in such a way that a first refrigerant vapor line 216 through which vapor regenerated in a high temperature regenerator 202 passes is communicated with a middle temperature regenerator 204, a second refrigerant vapor line 218 in which quantity of heat owned by refrigerant vapor is charged into absorption liquid in the middle temperature regenerator 204 to regenerate the refrigerant vapor and through which the vapor regenerated in the middle temperature regenerator 204 passes is communicated with a low temperature regenerator 206, and one or a plurality of exhaust heat heat exchangers are selectively provided in absorption solution lines 234, 238, 240, 244, 246, 250,  252 in which quantity of heat owned by the refrigerant vapor is charged into absorption liquid in the low temperature regenerator 206 to regenerate the refrigerant vapor which comes out of an absorber 208 and which are communicated with one of the high temperature regenerator 202, the middle temperature regenerator 204, and the low temperature regenerator 206 so that the exhaust heat exchangers heat the absorption liquid passing through the absorption liquid lines by the external heat source.
Patent JP-2003107211-A (JP)
Title: Optical sheet and back light unit using the same
Inventor: MINEO YUTAKA
IPC: F21V5/00
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide an optical sheet which can intercept electromagnetic waves and to provide a back light unit which can reduce the thickness, the weight and the loss of rays of a liquid crystal display device. SOLUTION: The optical sheet 1 has a transparent base layer 2 and an optical layer 3 having an optical function and further has a conductive polymer layer 4 containing conductive polymers. As for the conductive polymers, one or more kinds selected from a group composed of polyaniline, polyacetylene, polypyrrole, polydiacetylene, polyethylene oxide, polyphenylene vinylene, polythiophene, polyheptadiene, polydipropagyl amine, polythienylene methine and derivatives of these are preferably used. The proportion of the conductive polymers in the conductive polymer layer is preferably >=50 mass%.
Patent JP-2003095929-A (JP)
Title: Plaster
Inventor: TAGUCHI SHINYA
IPC: A61K9/70
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To obtain a plaster having a wrinkle-free supporter film. SOLUTION: This plaster is produced by laminating a primer layer and a water-containing adhesive layer serially on one side of the supporter film. The water-containing adhesive layer contains a hardly water soluble crosslinking agent and has a pH value of 3-7.
Patent JP-2003110757-A (JP)
Title: Telephone advertisement providing method to telephone card user, processing program for making computer execute the same method, recording medium for recording its program and telephone advertisement providing system
Inventor: OTO KENICHI
IPC: G06Q30/02
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a telephone advertisement providing method to a new telephone card user, a processing program for making a computer execute this method, a recording medium for recording the processing program, and a telephone advertisement providing system capable of giving merits to both an advertisement provider and a target person. SOLUTION: This method for providing telephone advertisements comprises (steps 1 to 11) for selecting and providing telephone advertisements corresponding to a caller who uses a prepaid telephone card for managing card information such as a card number and available communication change by a telephone network side communication system; and a (step 15) for adding designated available call frequency corresponding to the telephone advertisements provided by the advertisement provider to the telephone card.
Patent JP-2002190297-A (JP)
Title: Negative electrode for lithium ion secondary cell, binder thereof, and lithium ion secondary cell using them
Inventor: OTA NAOTO
IPC: H01M4/587
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a negative electrode for a lithium ion secondary cell, as well as a binder for it, which comprises a carbon material containing graphite and allows PC to be used as an electrolyte. SOLUTION: Among X-ray parameters acquired by a method of Japan Society for the Promotion of Science, a carbon material whose d002 is 0.3370 nm or less is used as a part of an active material, while a polymer material whose surface energy γS is 30 mJm-2 or more is used as a binder.
Patent JP-2003107917-A (JP)
Title: Transfer belt
Inventor: NISHIO HIROYUKI
IPC: G03G15/16
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To obtain a long-life transfer belt that eliminates the problem that a color registration error is caused by elongation of a transfer belt and that prevents a toner splash phenomenon and pinhole formation and consequently the occurrence of image defects. SOLUTION: The transfer belt 1 used as an intermediate transfer body that temporarily holds an image in an electrophotographic image forming process is composed of at least two layers, i.e., an internal layer 2 and an external layer 3. The internal layer 2 is made of a resin material having an elastic modulus of 500 to 3500 MPa and the external layer 3 is made of a rubber material having an elastic modulus of 3 to 15 MPa.
Patent JP-2003110140-A (JP)
Title: Nitride semiconductor light emitting element
Inventor: SONOBE SHINYA
IPC: H01L33/40
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a nitride semiconductor light emitting element which further improves light pickup efficiency in the light emitting element by constituting an n-type electrode of a specific constitution and which has a long lifetime. SOLUTION: The nitride semiconductor light emitting element is a nitride semiconductor light emitting element having the n-type electrode at the predetermined position of the n-type nitride semiconductor layer. Particularly, the n-type electrode has an electrically connected first region and second region in such a manner that the backmost surface of the first region is disposed on substantially the same surface as the backmost surface of the second region as seen from the n-type electrode forming surface side. Further, the second region of the n-type electrode has higher reflectivity than that of the first region of the n-type electrode to the light from the nitride semiconductor light emitting element.
Patent JP-2003109794-A (JP)
Title: Plasma generating method and plasma generator
Inventor: MATSUNAGA KOICHI
IPC: H05H1/32
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To prevent an electrode from being heated to generate a high- temperature plasma even upon continuous use, permit shortening of the treatment time and improving treatment quality by a stable low-temperature plasma, prevent an article to be treated from being damaged by abnormal discharge, easily control plasma generation and permit making an apparatus scale small. SOLUTION: High voltage applied between a pair of electrodes 1, 2 is resonated as an attenuating oscillation waveform periodic wave that a oscillation wave is intermittently repeatedly produced at every oscillation wave, and resonance deviation is caused every attenuating oscillation wave attending on generation of arc discharge to interrupt the arc discharge, thereby producing intermittent arc discharge.
Patent JP-2003106593-A (JP)
Title: Dust removing device for tunnel work
Inventor: MARUYAMA ISAO
IPC: A61F13/02
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a dust removing device equipped with (1) a mean for improving purity of discharging air by securely collecting only dust from collected dust-air mixture and (2) a dust collection means capable of effectively exercising the above capability. SOLUTION: In a tunnel work, the dust removing device collects dust-air mixture D which is air mixed with dust Z such as soil and sand from a cutting part 7 and separates the dust Z from the dust-air mixture D to release only air A. The dust removing device consists of an air supply contrafan 9 for supplying air to the cutting part 7, an exhaust contrafan 10 for discharging the dust-air mixture D from the cutting part 7, a dust separate collection part 1 for pranging the dust-air mixture D to water filled in a sealed tank 14 to make the dust Z sunk beneath the water and discharge the air A, and a exhaust air pipe 2 for connecting the exhaust contrafan 10 and dust separate collection part 1. The exhaust air pipe 2 is provided a pipe face spray part 3 or an end face spray part 5 for bonding the dust Z of the dust-air mixture D and water W.
Patent JP-2003104634-A (JP)
Title: Elevator
Inventor: UCHIUMI EIJI
IPC: B66B11/02
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide an elevator which can perform the operation for a control circuit, which must be done when adjusting and maintaining the elevator, effectively and safely and in which the control circuit of a control device can be installed with dead space in a hoistway put to practical use effectively. SOLUTION: This elevator is provided with a car 2 which moves upward and downward in a hoistway 1, a motor 4 for driving the car 2 and a control device for controlling the operation of the elevator. The control device is provided with a main circuit 15 supplying electric power to the motor 4 for driving the motor 4, and a control circuit 16 for controlling the motion of the car 2. The main circuit 15 and the control circuit 16 are constituted independent of each other. The main circuit 15 is arranged near the motor 4 in the hoistway 1, and the control circuit 16 is installed in the panel of a door 12 on the side of an elevator landing 10, which can be operated from the elevator landing 10.
Patent JP-2003109919-A (JP)
Title: Device and method for polishing and method of manufacturing semiconductor device
Inventor: MINAMI FUKUGAKU
IPC: B24B37/00
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a polishing method by which a surface to be polished can be polished partially and can be cleaned directly by directly monitoring the polished state of the surface. SOLUTION: This polishing method includes a step of rotating a semiconductor substrate (601) having the surface to be polished with the surface upward, and a step of polishing the surface with a brush (602) while monitoring the polished state of the surface in-situ by supplying slurry to the surface. It is preferable to adjust the viscosity of the slurry to 10-100 mPaS.
Patent JP-2003103428-A (JP)
Title: Tool holder
Inventor: TOYOMOTO HIROMITSU
IPC: B23Q3/12
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To reduce bias of a core of a motor-integrated spindle having a cylindrical body in a tool holder holding the spindle. SOLUTION: In the tool holder A1 for a machine tool holding the motor- integrated spindle B having the cylindrical body, the spindle B is fit in a holding body 10 having a cylindrical holding face 11 with a radius substantially the same as a body outline of the spindle B, and the body of the spindle B is supported by pressing it symmetrically to an axis of the cylindrical holding face 11 by at least three points or more by a supporting means provided on the holding body 10.
Patent JP-2003110232-A (JP)
Title: Mask jig for flow soldering and mounting method of electronic parts by using the same
Inventor: KAMIMURA ATSUSHI
IPC: B23K1/00
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To heat a printed wiring board more efficiently than a conventional one, without extending a pre-heating zone nor extending heating time in a pre-heating process. SOLUTION: A mask jig 1 loaded on the printed wiring board 2 is provided with a frame 3 surrounding the periphery of the printed wiring board 2, shielding parts 4 and 5 which are formed inside the frame 3 and shield and area where the contact of molten solder in the printed wiring board 2 is not desirable and an opening part 6 exposing an area including a part where soldering is performed in the printed wiring board 2. The mask jig 1 where the shielding parts 4 and 5 are constituted of heat resistant materials transmitting an infrared ray radiated from a heater is mounted on a face where the printed wiring board 2 is soldered. Electronic parts 7 are soldered on the printed wiring board 2 by a flow soldering method.
Patent JP-2003104549-A (JP)
Title: Pneumatic carrying device
Inventor: ITO SHUNSUKE
IPC: B65G51/03
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To provide a pneumatic carrying device for carrying gripped materials to be carried from a storage part on a carrying rail while pneumatically keeping the materials to be carried in no contact with the carrying rail. SOLUTION: When a gripping supply mechanism F is used for carrying a plurality of pallets P to be carried from the storage part Ra on the carrying rail R along the longitudinal direction of the carrying rail R in predetermined distances, a pneumatic pressure to be supplied from a pneumatic pressure supply source S into the storage part Ra on the carrying rail R is used for keeping the pallets P to be carried in no contact with a bottom wall 10 and both walls 20, 30 of the carrying rail R under the restricting operation of pairs of static pressure bearings 57-59 formed on the pallets to be carried corresponding to their chambers C1-C3.