baber/WOPTO huggingface dataset:
Patent JP-2002334926-A (JP)
Title: Usage of sacrificial layer for facilitating metallization for fine structure
Inventor: LU JOING-PING
IPC: H01L21/768
Filed: 2002-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing copper wiring by using a sacrificial layer. SOLUTION: An SiC layer (106) is formed on a dielectric layer (102). A sacrificial layer (108) is formed on the SiC layer (106). A trench (112) is formed in the sacrificial layer (108), the SiC layer (106) and the dielectric layer (102) by etching. An opening which is larger than the upper part of the dielectric layer (102) is formed in the upper part of the sacrificial layer (108) through sputter etching of the sacrificial layer (108). A barrier layer (114) and a copper seed layer (116) are formed. The trench (112) is filled with copper (124). Excessive copper (124) and the barrier layer (114) are removed by using CMP, and the rest is fixed to the SiC (106).
Patent JP-2003282745-A (JP)
Title: Semiconductor memory device
Inventor: KINOSHITA HIDEYUKI
IPC: H01L27/115
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a capacity between wirings between memory cells.  <P>SOLUTION: A semiconductor memory device comprises a first memory cell disposed in an n element region of a semiconductor substrate 11, a second memory cell disposed in the element region apart from the first cell separately at a predetermined distance X, and a silicon nitride film 21 formed over the first and second memory cells to coat the first and second memory cells. In this device, the thickness a of the film 21 is 15% or less of the distance X.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002357830-A (JP)
Title: Liquid crystal display device
Inventor: HANAOKA KAZUTAKA
IPC: G02F1/1337
Filed: 2002-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device whose response characteristics are improved by suppressing the reduction of transmittance, with respect to the liquid crystal display device of an MVA mode having multiple divided alignment sections wherein alignment states of liquid crystal molecules having negative dielectric anisotropy are made different in every section. SOLUTION: The liquid crystal display device is constituted of a pair of substrates disposed opposite to each other having a prescribed gap, a pair of vertical alignment layers formed between the pair of substrates, a liquid crystal layer sealed between the vertical alignment layers and provided with negative dielectric anisotropy, an alignment regulating structure disposed on at least one substrate of the pair of substrates and regulating the alignment direction of the total liquid crystal molecules in the liquid crystal layer when voltage is applied and a hardening matter provided in the liquid crystal layer and provided with a liquid crystal framework for inclining liquid crystal molecules.
Patent JP-2003288118-A (JP)
Title: Robot security system
Inventor: YOSHIDA MAKOTO
IPC: G08B25/04
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a robot security system which prevents wrong modification of patrol schedule of a security robot, and which the robot can flexibly respond to the modification of the patrol schedule, without complex change operations.  <P>SOLUTION: This system is provided with a transmitting part 401 which transmits security status information of a security area by a facility-side security system prepared in a facility, where the security robot 101 patrols, to the security robot 101, a transmitting part 402 which receives the security status information and inputs it to the security robot, I/O 106, and a control part 102 which makes the security robot 101 patrol, in response to patrol data which course and time of the patrol are decided, based on the security status information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003002749-A (JP)
Title: Indium oxide powder and method for manufacturing ito sputtering target
Inventor: TERAOKA HIDEKI
IPC: C04B35/457
Filed: 2002-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an indium oxide powder, capable of suppressing the occurrence of crack after cast molding and suppressing the occurrence of nodule, and to provide a method for manufacturing an ITO sputtering target. SOLUTION: The indium oxide powder satisfies at least one of properties (1)-(3): (1) Initial bulk density is 0.3-1.0 g/cm<3> . (2) Tap bulk density is 0.7-1.5 g/cm<3> . (3) Compression degree expressed by (tap bulk density-initial bulk density)×100/(tap bulk density) is 14-80. The ITO sputtering target consisting of an ITO sintered compact is manufactured by mixing the indium oxide powder with tin oxide powder, cast molding and firing them.
Patent JP-2003029424-A (JP)
Title: Method of forming resist pattern and method of manufacturing master information carrier
Inventor: YANAGI TERUMI
IPC: G03F7/20
Filed: 2002-03-28
Abstract: PROBLEM TO BE SOLVED: To solve the problems, such as the difficulty in venting of air near the center of a substrate and the occurrence of variation in resist pattern shapes by the infiltration of UV light encountered in the conventional method of bringing a resist film formed on the substrate and a mask into contact with each other and bringing both into tight contact with each other by evacuation from the outer peripheral part of the substrate, then exposing and developing both in a method of forming the resist patterns by a mask aligner. SOLUTION: Hollow grooves 251 for venting are formed on the surface of the resist film 2 by using a photolithography technique and the mask 31 is brought into contact with projecting parts 252 of the resist film on both sides or circumferences of the hollow groups 251 for venting and is evacuated through the hollow groups 251 for venting, by which the adhesion property of the mask 31 and the projecting parts 252 of the resist film is enhanced. As a result, the infiltration of the light is prevented and the formation of the resist patterns 21 having the good recesses 253 is made possible.
Patent JP-2003289654-A (JP)
Title: Assembling method for motor
Inventor: YAMAZAKI KAZUHIRO
IPC: H02K15/02
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an assembling method for a motor using a rare-earth magnet, capable of fully magnetizing field magnet, without generating sparking traces.  <P>SOLUTION: There is assembled the motor equipped with a stator having the rare-earth field permanent magnet, an armature having an armature core and a commutator secured on a rotating shaft, a front bracket mounted on one end side of the stator, and a rear bracket having a brush mounted on the opposite end side to the front bracket. The armature and the front bracket are assembled on the stator. A bracket fixture is mounted in place of the rear bracket and, under this condition, the permanent magnet is magnetized. After the permanent magnet is magnetized, the bracket fixture is removed, and the rear bracket is mounted on the stator.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003289666-A (JP)
Title: Switching power supply circuit
Inventor: NISHIMORI EIJI
IPC: H02M3/155
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a switching power supply circuit that reduces a cost and size.  <P>SOLUTION: The switching power supply circuit includes a group of switches comprising a single inductor, a first capacitor, a second capacitor and a plurality of switches, a first path formed by the group of switches that store energy in the inductor from dc power supply, a second path formed by the group of switches that feeds energy stored in the inductor to the first capacitor, and a third path formed by the group of the switches that feeds energy stored in the inductor to the second capacitor. A potential of the first capacitor as a first output and a potential of the second capacitor as a second output are supplied outside.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286551-A (JP)
Title: Method for manufacturing metal-ceramic composite coated with metal
Inventor: HARADA TAMOTSU
IPC: C22C47/06
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing metal-ceramics composite coated with a metal, which causes much smaller unevenness than before on the surface of the coated metal, though being a metal coating method of making impregnated aluminum or an aluminum alloy seep out onto the surface of a preform.  <P>SOLUTION: The manufacturing method comprises sequentially (1) a step of forming a preform, (2) a step of applying a barrier material comprising a TiO<SB>2</SB>powder, a SiO<SB>2</SB>powder or a Si powder, on the surface to be metal-coated of the preform of a composite material, so as to be 0.12-0.30 g/cm<SP>2</SP>, (3) a step of contacting aluminum or an aluminum alloy with the surface of the preform to be impregnated with it, (4) a step of heating it at 700-900°C in a nitrogen atmosphere to impregnate molten aluminum or the molten aluminum alloy into the preform without pressure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298284-A (JP)
Title: Shielding material and manufacturing method therefor
Inventor: OKAMOTO RYOHEI
IPC: B32B15/08
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a shielding material, which can form an ultraviolet curable resin film in which ruggedness is buried in a base layer and which has a flat upper face without any inconvenience.  <P>SOLUTION: The method includes a process for preparing transparent base materials having a resin layer and metal foil stuck onto the resin layer on a surface from below, a process for patterning metal foil and forming a pattern 16a of the metal layer, a process for forming the ultraviolet curable resin applied film 56b on the resin layer 14 and the pattern 16a of the metal layer by screen printing, a process for thermally treating the transparent base materials 40 and 50, a process for flattening an upper face of the ultraviolet curable resin applied film 56b and a process for curing the ultraviolet curable resin applied film by irradiating the ultraviolet curable resin applied film 56b with ultraviolet rays and forming the ultraviolet curable resin film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292409-A (JP)
Title: Stabilized agricultural granule
Inventor: OKOCHI TAKEO
IPC: A01N25/12
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To obtain granules having excellent storage stability of simeconazole and granulability and other properties.  <P>SOLUTION: The agrochemical granules comprise a polyhydric alcohol, bentonite and simeconazole.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298374-A (JP)
Title: Resonation frequency adjusting apparatus and resonation frequency adjusting method for piezoelectric resonator by ion etching
Inventor: LEITZ JOHN R
IPC: H01L21/302
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly accurate and efficient adjusting method for a resonation frequency adjusting apparatus for a piezoelectric resonator by ion etching.  <P>SOLUTION: Piezoelectric resonators 2 are set in a transport tray 30 in a matrix array fashion. The interval of respective apertures 61 and 62 of an ion gun 60 is set to N (N is an integer 2 or more) times of column direction interval d of the array. An ion beam is radiated at respective piezoelectric resonators 2 arranged in 2 columns via a beam control plate 50 and a mask plate 40. A control module 70 controls the opening/closing of shutters 51a and 52a of the beam control plate 50 while it measures a resonance frequency of each piezoelectric resonator 2 through bins 21 and 22, and adjust each piezoelectric resonator 2 in the backside column to a spare frequency and each piezoelectric resonator 2 in the front side column to a target frequency, and then puts forward the transport tray 30 by the step of d. Each piezoelectric resonator 2 adjusted to the spare frequency is cooled down naturally to transit to an adjusting stage for the target frequency.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302007-A (JP)
Title: Bed height control method and device for pressure fluidized bed boiler
Inventor: ITAMI TETSUO
IPC: F22B1/02
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To control a bed height in a pressure fluidized bed boiler to well follow a bed height set value even in the case of a change in the particle size of a bed material (BM) in a tank.  <P>SOLUTION: The bed height control device comprises an air flow computer 201, a bed height identifier 202, a bed height simulator 203, a regulator 204, and a BM charging/removing system 301. The air flow computer 201 inputs a bed height 110 and outputs a preceding value 112N for a BM charging air, a preceding value 115N for a BM removing air and a preceding value 117N for a transporting air. The particle size of the BM in a BM transportation pipe changing from time to time is estimated or measured and an air flow rate required for the estimated or measured particle size of the BM is computed, thus securing a charge amount for the BM to the boiler or an removal amount for the BM from the boiler for making the bed height follow the bed height set value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302857-A (JP)
Title: Fixing device for electrophotographic apparatus
Inventor: FURUYA SEIJI
IPC: B05C1/02
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To prevent an abnormal image and damage to the main body of the apparatus by preventing a buildup of oil which results from excessive supply of the oil.  <P>SOLUTION: In the fixing device for an electrophotographic apparatus, the position in which a cleaning roller comes in contact with an endless belt is located above the highest point of a heat roller.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003317349-A (JP)
Title: Tape guide mechanism for magnetic recording and reproducing device
Inventor: KONDO YASUHIRO
IPC: G11B15/675
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To simplify a configuration of a rotation supporting point portion composed of a supporting point shaft of a tape guide arm member, a bearing portion of a movable chassis, and the like.  <P>SOLUTION: The tape guide mechanism is provided with a movable chassis 1 for packaging a tape guide arm member 30 erected with a tape guide 31 and a pair of reel stands and a fixed chassis 2 for packaging a rotary magnetic head and after tape loading is competed, the tape guide 31 provided on the fixed chassis 2 is fixed at a prescribed position by a guide receiving member 40 for receiving the tape guide 31. In the middle of the movement of the tape guide 31 to the prescribed position, the tape guide arm member 30 is moved along with a groove 2a provided on the fixed chassis 2 for positioning in the direction of a plane of the chassis, and for location in the direction of the height by guiding and moving the tape guide arm member 30 with a projection 36 provided on its lower surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003313231-A (JP)
Title: Method for coagulating alicyclic polymer
Inventor: IKEDA KAZUTO
IPC: C08F6/12
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for coagulating an alicyclic polymer, by which an apparatus cost is lowered, space is saved, time for coagulating the alicyclic polymer is shortened and a particle diameter of particles in a slurry-like coagulated solution can be reduced.  <P>SOLUTION: This method for coagulating the alicyclic polymer involves a mixing process of mixing an alicyclic polymer solution with a solvent which coagulates the alicyclic polymer by being mixed with the solution, the solution and the poor solvent each continuously fed are continuously mixed through the process and this continuous mixing is carried out with a line mixer, particularly, with a stationary type line mixer having no movable part. The alicyclic polymer is a copolymer and at least one of its main chain and side chains has an alicyclic structure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316815-A (JP)
Title: Narrowing-down retrieval device and retrieval method
Inventor: YAMAZAKI YUJI
IPC: G06F17/30
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of retrieval of a database by a trial-and-error method wherein the retrieval is troublesome because it takes a long time to narrow down the number of data obtained by the retrieval to a desired number, and wherein execution of the reproducible retrieval is difficult because of a casual narrowing-down condition.  <P>SOLUTION: In this device, a difference between the number of corresponding data on all keywords and the number of corresponding data on residual keywords is displayed on a display device together with exclusion keywords. When the difference between the number of the corresponding data on all the keywords and the number of the corresponding keywords on the residual keywords does not include the desired number, the above operation is repeated as increasing the number of the exclusion keywords one by one. When the difference between the number of the corresponding data on all the keywords and the number of the corresponding data on the residual keywords includes the desired number, the corresponding data on the residual keywords corresponding to the desired number are retrieved and are displayed on the display device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002325628-A (JP)
Title: Device for packing and applying products such as cosmetics, care products, or the like
Inventor: GUERET JEAN LOUIS
IPC: A45D34/04
Filed: 2002-04-22
Abstract: PROBLEM TO BE SOLVED: To implement a device for packing and applying cosmetics or care products, capable of providing the soft and gentle application of the product, allowing the product to smoothly fit to any irregular shape of the applied skin surface, and enabling the easy insertion of the product into the sealed housing. SOLUTION: This device is provided with a first housing (20) to hold a product (P) to be distributed, and a second housing (30) selectively or constantly connected to the first housing (20). The detachable second housing (30) is designed to hold an applicator member (40). A detachable lid (50) is also provided to tightly seal off an opening (31) formed at the top end of the second housing (30). The applicator member (40) has two divided parts; a first part (49) nearer to the applied surface (44) and at least one second part (41) which is separated from the applied surface (44) by the first part (49), and has higher compressibility than the first part (49).
Patent JP-2003314778-A (JP)
Title: Method of withdrawing existing snap tap and device therefor
Inventor: TSUDA YUJI
IPC: F16L41/02
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a withdrawing method for exchanging minimally required parts including a valve element utilizing the housing of an existing snap tap, as it is, and also to provide a device used for the same.  <P>SOLUTION: A rod jig is inserted through the existing shell-shaped snap tap provided in part of a main water pipe via a hole provided in the center of a lock nut of the existing snap tap and the jig is integrally joined to a water shut-off top of the existing snap tap. Then the jig is rotated to move down the water shut-off top and the water shut-off top is seated on a valve seat of the lower barrel of the existing snap tap. The lock nut is removed and further withdrawn while leaving the lower barrel of the existing snap tap and the water shut-off top seated thereon. A joint portion at the end of the jig is provided with a tap in the opposite direction to a screw of the water shut-off top. Additionally, a guide cylinder is mounted vertically on the upper barrel of the existing snap tap and has an inner diameter corresponding to the outer diameter of the jig.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003053842-A (JP)
Title: Method for manufacturing laminated composite
Inventor: TSUJIMOTO NORITAKA
IPC: B32B27/32
Filed: 2002-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a composite laminate not using inorganic fibers such as glass fibers or the like with high thickness accuracy without damaging the capacity of a polyolefinic resin stretched sheet. SOLUTION: The polyolefinic resin stretched sheet 4 is laminated to at least the single surface of a sheetlike core material 6 with a density of 30-300 kg/m<3> . At this time, a sheet or film 5 comprising an adhesive synthetic resin or rubber having a flow starting temperature lower than the thermal deformation temperature of the core material 6 and the melting point of the stretched sheet 4 is interposed between the core material 6 and the stretched sheet 4. The obtained superposed body is heated to a temperature higher than the flow starting temperature of the synthetic resin or rubber but lower than the thermal deformation temperature of the core material and the melting point of the stretched sheet 4 and pressed so as to apply a compression strain of 0.01-10% to the core material 6 simultaneously with heating or after heating.
Patent JP-2003312298-A (JP)
Title: Speed changer for at automobile
Inventor: ASO YUSUKE
IPC: B60K20/08
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a speed changer for an AT vehicle, which reduces a cost needed for absorbing collision energy.  <P>SOLUTION: A bracket 7 of the speed changer 1 comprises an upper bracket 8, whose one end is fitted on an upper part 51 of the body 5 of the speed changer and the other end is fitted on an installation support member 2 so as to rotate freely in the vertical direction on the member 2, and a lower bracket 9 whose one end is fitted on a lower part 52 of the body 5 and the other end is fitted on the installation support member 2 in a position lower than the position where the upper bracket 8 is fitted. The lower bracket 9 comprises left and right flanges 91, 91 whose upper ends are fixed to the lower part 52 with a bolt 12 and lower ends are fixed to the installation support member 2 with a bolt 13, and a coupling plate 92 coupling both flanges together on their back to form the U-shaped section of the coupled flanges. Both flanges 91, 91 are formed in such a way that the middle part of each flange in the back and forth direction B is shorter than the other part of that in the same direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311703-A (JP)
Title: Fence device of running circular sawing machine
Inventor: SHIRAI SHIGEHARU
IPC: B27B27/10
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an angle fence device of a running circular sawing machine which enables execution of angle cutting of high precision, by conducting angle regulation of the whole of a fence surface and by positioning thereon a material to be cut.  <P>SOLUTION: The material W on a table 4 is fixed with pressure by a clamping means B and cut by a circular saw 15 running linearly. A pair of moving bases 46a and 46b is provided on the left and right sides of the table 4 and these bases are moved under control longitudinally by separate feeding means Ca and Cb. A connecting beam 50 is laid rotatably for the two moving bases 46a and 46b and the beam 50 is provided with a number of fence pieces 51. Each fence piece 51 is provided with a contact face 53 that corresponds to the lateral side of the material W and positions the material.  <P>COPYRIGHT: (C)2004,JPO