baber/WOPTO huggingface dataset:
Patent JP-H03142925-A (JP)
Title: Manufacture of semiconductor device
Inventor: EGUCHI YOSHIKAZU
IPC: H01L21/28
Filed: 1989-10-30
Abstract: PURPOSE:To make it possible to obtain a flat wiring by a method wherein two layers of interlayer insulating films are deposited and after a tungsten layer is formed in a contact hole, the second layer inter-layer insulating film adhered with an unnecessary part of the tungsten-layer is removed and the wiring is formed on the first layer interlayer insulating film. CONSTITUTION:A second insulator film 104 different from a first insulator film 103 is formed on the insulator film 103 formed on a semiconductor substrate 101. The insulator films 103 and 104 are etched to form a contact hole, a tungsten layer 105 is formed in this hole and the insulator film 104 is etched and removed. Then, a conductor layer 106 is formed on the insulator film 103 and an etching is performed to form a wiring. Thereby, a flat wiring can be formed.
Patent JP-H10125727-A (JP)
Title: Package mounting method
Inventor: OSHIMA TOSHIHIRO
IPC: H05K3/34
Filed: 1996-10-24
Abstract: PROBLEM TO BE SOLVED: To improve the printing workability of adhesive materials such as solder cream and reduce the warp of a mounting board by printing the adhesive material on the surface of connection terminals and fixing these terminals to wiring connections. SOLUTION: A ball grid package BAG 11 is put upside down. A mask 17 of printing plate is fitted to balls 12 of connection terminals and an adhesive material, i.e., solder cream 13 is printed as a usual screen printing using a squeegee 19. The mask 17 is removed to cover the surface of the balls 12 to be contacted to a mounting board with the solder cream 13. A jig 20 having a heat shielding tubular cover is pressed to the marginal edge of the package 11 at the top end of the cover to fix the balls 12 to wiring connections.
Patent JP-2000082239-A (JP)
Title: Optical disk and its production
Inventor: NISHIZAWA AKIRA
IPC: G11B7/24027
Filed: 1999-10-04
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk having 'watermark patterns' which are visible from the reproducing surface side of the disk and annihilate at the time of disk forgery. SOLUTION: This process for production consists in producing the optical disk A of a bonding type formed by successively laminating a reflection layer 2, an adhesive layer 3 and a dummy transparent substrate 4 on an information signal recording surface 1a of a transparent substrate 1. The adhesive layer 3 consists of an adhesive of which the curing rate changes according to the irradiation quantity of electromagnetic radiation. The dummy transparent substrate 4 is arranged on the information signal recording surface 1a of the transparent substrate 1 via the reflection layer 2 and the adhesive layer 3, respectively, and a mask 11 for masking the 'watermark patterns' is arranged on the one surface side of the dummy transparent substrate 4 not facing the adhesive layer 3.  The adhesive layer 3 is then irradiated with the electromagnetic radiation via the mask 11 by changing the irradiation quantity thereof according to the specific shape, by which the information is recorded in a manner as to change the position of the reflection layer 2 corresponding to the position of the spectacle shape from the position of the reflection layer 2 not corresponding to the position of the specific shape.
Patent JP-2000109502-A (JP)
Title: Complex chitosan compound and its use
Inventor: SHIRAISHI HIROYUKI
IPC: A61P17/02
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To obtain the subject compound excellent in hydrophilicity by binding amino group in D-gluycosamine which is a constituent saccharide of chitosan to monosaccharides each having carboxyl group. SOLUTION: The amino group in D-glucosamine which is a constituent saccharide of chitosan is bound to monosaccharides each having carboxyl group to thereby afford the objective compound having a recurring unit represented by the formula  the bond between the glucoside units is β (1→4); R denotes NH2.COOH-R' or NHCO-R' [COOH-R' is a monosaccharide having at least one carboxyl group (e.g. D-glucuronic acid) and CO-R' denotes a residue after removing OH from the carboxyl group of the monosaccharide]}. The above compound, e.g. a complex chitosan compound in which the amino group is covalently bound to the carboxyl group of the monosaccharide is obtained by dissolving the chitosan in an aqueous solution of the monosaccharide having the carboxyl group and the adding and reacting a water-soluble condensing agent (e.g. metho-p-toluenesulfonic salt) therewith.
Patent JP-H01123759-A (JP)
Title: Manufacture of thermal head
Inventor: KONE SUSUMU
IPC: B41J2/335
Filed: 1987-11-09
Abstract: PURPOSE:To simplify the manufacture of a thermal head by sequentially laminating a plurality of electrodes through glass layers on one side face of a substrate, forming an impurity diffusion preventive layer on the end face of which the electrode layers are exposed, then removing the part to expose the layer, and forming a heat generating resistor on the preventive layer containing the electrodes. CONSTITUTION:An impurity diffusion preventive layer (e.g., an SiO2, etc.) 9 is formed several thousands Angstrom  by sputtering or the like on the end on which electrode layers are exposed, the part of the layer 9, as designated by an arrow, disposed on the top of the electrode layer is removed, for example, by a laser trimmer or the like, and electrode layers 2, 4 are exposed. Then, a heat generating resistor 6 is formed on the preventive layer containing the electrode layers, the resistor is then so isolated as to independently connect the electrodes through the resistor, and a protective film 7 is then formed. Thus, the steps of forming a protrusion and polishing the preventive layer until the protrusion is exposed, which are heretofore conducted are not necessary to be executed to omit the steps, and its cost can be hence reduced.
Patent JP-H07132796-A (JP)
Title: Vehicle burglar preventing device
Inventor: TOKUNAGA MASAHIRO
IPC: B60R25/104
Filed: 1993-11-11
Abstract: PURPOSE:To provide a vehicle burglar preventing device which is constituted to operate an execution part when some or the whole of a plurality of connectors connected to both a battery and the execution part are disconnected. CONSTITUTION:A battery 8 is connected to the input circuit 6 of a microcomputer 4, of which a controller 3 consists, and a regulator 7 through an IG switch 10 and a first connector 1 and further connected to an input circuit 6 and the regulator 7 through the first connector l and a second connector 2. The output circuit 5 of the microcomputer 4 is connected to an execution device 9, which is caused to effect output of an alarm and/or prohibition of running of a vehicle, through the first and second connectors 1 and 2. Mounting and demounting of the first and second connectors 1 and 2 are recognized by the microcomputer 4 by means of an electric signal from the input circuit 6 and when it is decided that some connector is disconnected, the execution device 9 is actuated by the output circuit 5.
Patent JP-2000109922-A (JP)
Title: Additive for steel
Inventor: NAMEKI MASANOBU
IPC: C21C1/02
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To provide an additive for steel excellent in the balance of high desulfurizing characteristic, high safety at the time of treating slag and non-erosion property to a refractory material, etc., and suitable to the desulfurizing agent for molten iron. SOLUTION: This additive is composed of one or more kinds selected from CaO or precursor of CaO except CaCN2 and MgO or this precursor and solid carbon or the precursor and inorganic powder of >=5 wt.% CaCN2 and CaCN2/(CaO+MgO+C)<=10 (wt.ratio). Wherein, at the time of calculating [CaO +MgO+C] value, in the case of using the precursor, the value converted into [CaO], [MgO] or [C] is used.
Patent JP-H08123761-A (JP)
Title: Method for converting and outputting information and portable information converter
Inventor: YOSHIDA HIROICHI
IPC: G06F15/02
Filed: 1994-10-22
Abstract: PURPOSE: To inexpensively and simply convert information into a code and to display the code by displaying an information converted output on a back display face of a portable information converter. CONSTITUTION: The portable information converter has a ten-key input part 11 and a liquid crystal display part on the surface and a rear display face on the rear, information is inputted by the input part 11 and an information converted output is displayed on the display face 2. Namely, the information to be converted into a code (e.g. a secandary code) is inputted by the key operation of the input part 11, so that the information covered output is displayed on the display face 2. A transmitting method of using copying paper as a medium and a transmitting method of using a built-in decoder for transmitting data from a copying machine to a remote site through a communication line can be adopted as transmitting methods for output from the display face 2.
Patent JP-H09122701-A (JP)
Title: Position controller for steel
Inventor: SAWADA NAOMASA
IPC: B65H23/188
Filed: 1995-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a position controller for steel having high control accuracy. SOLUTION: This position controller for steel is provided with a setting device 8 for presetting the rolling schedule of steel 1, steel passing-position discriminating device 7 for outputting the steel passing-position signal 7a by comparing a set value 8a which is set by the setting device 8 to a detected value 3a which is detected by a detector 3 and controller 5 for controlling a driving gear 4 by the steel passing-position signal 7a outputted from the device 7 for discriminating steel passing-position. In this way, the control accuracy of the position of steel is improved.
Patent JP-H07138610-A (JP)
Title: Method and apparatus for producing plate by powder rolling
Inventor: MINO KAZUAKI
IPC: B22F3/14
Filed: 1993-11-12
Abstract: PURPOSE:To provide the method and apparatus for producing the plate by powder molding with which the production of the plate by direct rolling of hardly workable metallic powder in a high temp. state is possible without working stages for sintering, hot forging, rolling, etc., insulation between rolls is eliminated, the construction is simple, the current for obtaining desired heat generation is small, the loss at a cable, etc., is small and the efficiency is not impaired. CONSTITUTION:This apparatus has a pair of rolling rolls 1 which are disposed in parallel with each other apart a gap G, accept conductive powder 3 in this gap and roll this powder, a hopper 2 which has an opening having an edge 2a facing parallel with the axial lines of these rolling rolls 1 at its bottom end and supplies the powder to the gap, an electrode plate 7 which is perpendicularly disposed in the upper part in the gap of the rolls 1 and of which the bottom end exists at an equal distance from a pair of the rolls 1 and a power source 5 which supplies current between a pair of the rolls 1 and the electrode plate 7 to cause resistance heating of the powder.
Patent JP-H08143404-A (JP)
Title: Antimicrobial particles
Inventor: SAEKI TATSUYA
IPC: A01N25/08
Filed: 1994-11-17
Abstract: PURPOSE: To provide antimicrobial particles which can maintain the fumigation concentration of the organic antimicrobial agent at such a level that the agent can develop its antimicrobial activity, even in the environment of humidity at such a medium level in a refrigerator or a room. CONSTITUTION: This antimicrobial particle comprises amorphous calcium phosphate (abbreviated to ACP hereinafter) and a clathrate of a volatile organic antimicrobial agent, for example, allyl isothiocyanate, hinokitiol, terpenes, with cyclodextrin (CD). This particles can be used for giving antimicrobial properties to medicines, quasi-drugs, medical implements, cosmetics, food products, kitchen utensils, packaging materials, filters, clothes or sundry goods. This particle is produced by admixing an organic antimicrobial agent to a slurry containing ACP particles 1 and CD to form a clathrate including the antimicrobial in CD and the clathrate slurry 3 is fed to the spray-drier 5 to effect granulation drying into the antimicrobial particles and the particles of a prescribed size are collected from the cyclone 8.
Patent JP-2001061524-A (JP)
Title: Umbrella tip
Inventor: SHA MEITATSU
IPC: A45B25/10
Filed: 1999-08-28
Abstract: PROBLEM TO BE SOLVED: To provide an umbrella tip made of a synthetic resin and fitted over the end of a rib and improved so that it will not readily drop. SOLUTION: The rear ends of numerous ribs 6 are pivotally supported on the front end of a shaft handle 2 via an upper ring 5 in such a manner that the ribs 6 can deploy and fold radially. A tip 9 made of a synthetic resin is fitted over the front end of each rib 6 and a gore is stretched on the upper side of each rib 6 and locked to the tip 9. A grip 3 is provided at the rear end of the shaft handle 2, and each rib 6 and the gore are deployed and folded by a sliding ring 8 fitted around the shaft handle 2. A fitting projection 9b which fits into a fitting recess 6a formed in the front end of each rib 6 is provided at the rear end of each tip 9 having a rounded front end, so that the tip 9 will not readily drop off the front end of each rib 6.
Patent JP-S62141817-A (JP)
Title: Microwave band frequency synthesizer
Inventor: HASEGAWA MAKOTO
IPC: H04B1/26
Filed: 1985-12-16
Abstract: PURPOSE:To raise the natural frequency of a loop and to reduce the noise by constituting another phase locked loop using the signal from a variable frequency loop as the reference, and adopting high phase comparison there. CONSTITUTION:In the first phase locked loop, a voltage controlled quartz oscillator 10 is stabilized by a reference quartz oscillator 11. The second phase locked loop has a voltage controlled oscillator 16, and its frequency is set to 900-1,066.6MHz. The third phase locked loop has a voltage controlled oscillator 23, and its frequency is set to 900-1,066.6MHz. The highly stable and low-noise signal source obtained by the first loop is used as the reference, thereby raising the natural frequency of the loop and reducing the number of multiplications and frequency divisions.
Patent JP-H05121413-A (JP)
Title: Electrolytic plating for bump electrode for integrated circuit device
Inventor: SHIRAHATA HISASHI
IPC: H01L21/60
Filed: 1991-10-30
Abstract: PURPOSE:To easily eliminate the irregularity of height of the projecting metal for bump electrode, which is subject to electrolytic plating growth, in an integrated circuit in which the chips buried in a wafer has not been separated yet. CONSTITUTION:A distribution film 15 of high conductive metal is provided in a grid pattern within a mutual scribe zone SZ of chip area in a wafer 10, and after each chip area of the wafer is covered with a protective film 16, the window is opened at the position to provide a bump electrode 20 projectingly. Then a metallic and thin base film 17 is adhered on the wafer surface in a manner to connect the film 15 and the distribution film 14 in the window of film 16, and a projecting metal 18 is grown on the connected position to the film 14 through an electrolytic plating while using the film 17 as a plating electrode.
Patent JP-H09125127-A (JP)
Title: Manufacture of tuyere brick
Inventor: KOMATANI MASANORI
IPC: C21C5/48
Filed: 1995-10-31
Abstract: PROBLEM TO BE SOLVED: To manufacture a tuyere brick without developing the deformation and the breakage to a pipe body for tuyere at the time of forming, even in the case of using a material having poor elasticity, such as a ceramics, as the pipe body for tuyere of the bottom-blown tuyere brick used to the furnace bottom of a converter for steelmaking. SOLUTION: The tuyere brick body 2 is divided into a lower brick body 2a and an upper brick body 2b, and semicircular-shape grooves 3a, 3b matched to the pipe body 1 for tuyere are arranged on the lower brick body 2a and the upper brick body 2b. The pipe body 1 for tuyere is fitted to the groove 3a of the lower brick body 2a, and the upper brick body 2b is laid on the lower brick body by matching the groove 3b to the pipe body 1 for tuyere and this assembly is shaped.
Patent JP-H04160109-A (JP)
Title: Refining method in converter
Inventor: ISHIKAWA MINORU
IPC: C21C5/46
Filed: 1990-10-22
Abstract: PURPOSE:To improve decarbonizing oxygen efficiency, to reduce oxygen concn. in slag and molten steel and to achive improvement of Fe and Mn yield by making oxygen flow rate the value corresponding to decarbonizing velocity while adjusting top-blowing oxygen original pressure and atmospheric pressure in a converter. CONSTITUTION:A Laval nozzle is set in a top blowing lance, and while adjusting the oxygen original pressure P0 and the atmospheric pressure P2 in the converter so that Mach number M2 shown in the equation II for oxygen jet injected from the above nozzle satisfies the inequality I, the refining is executed. Wherein, in the equation and the inequality, D1: throat diameter of the Laval nozzle, D2: outer diameter of the above nozzle, k: ratio of sp. heat of oxygen (=1.4), P0, P2: absolute pressures (kg/cm<2> abs). That is, in the case of intending to reduce the oxygen flow rate at the time of end stage in the refining, the above pressure P2 in the furnace is lowered, and on the other hand, at the time of initial stage and intermediate stage, the above pressure P2 is raised, and while raising the oxygen flow rate, the refining is executed.
Patent JP-H01125840-A (JP)
Title: Inspection
Inventor: ABE YUICHI
IPC: H01L21/66
Filed: 1987-11-10
Abstract: PURPOSE:To contrive a reduction in an inspecting time and the improvement of a working efficiency by a method wherein a probing body provided in such a way as to connect to the electrode terminals of a tape carrier to correspond to at least two ICs is connected to the electrode terminals of the tape carrier to inspect. CONSTITUTION:When a probe unit 16 and a placing stand 18 are moved relatively in their upper and lower directions, the arrangement of two systems of probes 17 and the arrangement of electrode terminals 5 of a tape carrier 2 to correspond to the amount of two IC chips 4 are brought in a state connected to each other. As a tester and each probe 17 are in a state of continuity in this state, an inspection of the electrical characteristics of each IC chip 4, such as an open short check, is executed by the tester. That is, the tape carrier 2 is subjected to pitchwire-feeding to an inspection part in a reel-to-reel system and after the tape carrier 2 is correctly aligned, a probing body connected to the tester is connected to the terminals 5 of the tape carrier to correspond to a plurality of pieces of the IC chips to inspect. Thereby, a reduction in an inspecting time can be contrived in a highly reliable state.
Patent JP-S63140774-A (JP)
Title: Steel structure
Inventor: KUMAKURA YASUSHI
IPC: B23K9/00
Filed: 1986-12-01
Abstract: PURPOSE:To increase a structural strength and to simplify the structure by providing the joint steel material of a joint contour shape formed at the collection part where the end part of a steel plate material is collected and constructing a steel structure by performing a butt welding of the end part the steel plate material to this joint steel material. CONSTITUTION:A joint steel material 6 is formed in the Y shape extending the material end part 2a of an inner bottom plate 2 horizontally to the right part as it is, extending the material end part 3a of a side beam plate 3 vertically to the upper part as it is, extending the material end part 4a of a slanting plate 4 as it is and formed by joining each other. The steel structure is built by interposing this joint steel material 6 among these end parts 2a, 3a, 4a and welding by abutting each other. A joint structure is thus composed of an integral joint steel material and a high strength is secured.
Patent JP-H06139777-A (JP)
Title: Control signal supply device and semiconductor storage device using the same
Inventor: NAMETAKE MASATAKE
IPC: G11C11/41
Filed: 1992-10-22
Abstract: PURPOSE:To reduce fan-out, signal delay and a power consumption by speedingly generating control signals of a data line equalizing means and selectively distributing these signals to necessary sections. CONSTITUTION:Sgnals 22R, which control an equalizer 8 of data lines, detect an transition of address signal 21R only with respect to the address of a row system. Thus, the input (fan-in) to ATD signals 11R is reduced and ATD signals 22R are speedingly generated. Moreover, in order to reduce the fan-out of the signals which control the equalizer 8 of the data lines, the signal 22R, which are the origin of the control signal, are supplied to each mat, take the logic with mat selecting signal 23 and data lines with only the selected mats are supplied to the equalizer 8. Thus, by hierarchically supplying the control signals, fan-out is reduced, the operations are speeded up, the number of equalizers being operated at the same time is reduced and the power consumption is reduced.
Patent JP-S61192303-A (JP)
Inventor: ARUFURETSUDO ROUISU FUAN KUREE
IPC: C10G7/06
Filed: 1985-12-17
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S62144078-A (JP)
Title: Lattice converter
Inventor: TAJIMA SUMIO
IPC: G01R31/02
Filed: 1985-12-19
Abstract: PURPOSE:To enable the mounting of a lattice converter on not only an upward prober board but also an downward prober board while facilitating the attaching or detacthing thereof as assembled, by providing a relay pin with an anti-slip projection so as to be positioned between the second and third substrates. CONSTITUTION:A first 12 substrate having a pin hole 12A formed at a normal lattice point is connected with the second and third substrates 14 and 16 having pin holes 14A and 16A formed at the positions corresponding to a test point of a circuit board 22 to be tested with a coupling shaft 26 and a spacers 28, 30 and 32. Relay pins 40 piercing pin holes corresponding to the substrates 12, 14 and 16 are provided each with an anti-slip collar 42 so as to be positioned between the substrates 14 and 16, which allows this converter to be used by mounting a downward prober board 18. The circuit board 22 being tested is pushed from under to bring the test point thereof into contact with the lower end of the corresponding relay pin 40 and the upper end of the relay point 40 is connected to a prober board in contact with a probe pin (spring pin) 20.
Patent JP-H07123645-A (JP)
Title: Structure for cooling vehicle motor
Inventor: NAKANO TAKATOSHI
IPC: H02K9/22
Filed: 1993-10-19
Abstract: PURPOSE:To case a heat transfer from the heat input part to the heat radiation part of a heat pipe composed of a hollow pipe in which coolant is enclosed by a method wherein the heat input part is provided inside a motor and the heat radiation part is made to protrude from the side of the motor and a plurality of radiation plates are attached to the heat radiation part in parallel with each other in the width direction of a vehicle. CONSTITUTION:In order to discharge heat in a motor 20 to the outside of a motor housing 40, a rod-shaped heat pipe 70 is provided inside and outside the motor housing 40 across a motor case 42. The part 70b of the heat pipe 70 which protrudes outside the motor housing is so provided as to protrude outward from the side of the motor 20. The heat pipe 70 is composed of a hollow metal pipe which has capillary structures such as meshwicks in its inner wall and in which a small quantity of operating liquid such as water is enclosed after its inside is evacuated. If a part of the pipe is heated, heat is quickly transmitted from the heated part to the low temperature part by capillarity.