baber/WOPTO huggingface dataset:
Patent JP-H08255875-A (JP)
Title: Fabrication of semiconductor integrated circuit
Inventor: CHIYOU KOUYUU
IPC: H01L21/8234
Filed: 1996-01-17
Abstract: PURPOSE: To obtain a method for forming a contact hole and a capacitor in a semiconductor integrated circuit, e.g. an active matrix circuit. CONSTITUTION: An interlayer insulator has multilayer structure of silicon oxide 108 and silicon nitride 109 having different etching characteristics. Only the upper layer silicon nitride 109 is then etched using a first mask with the lower layer silicon oxide 108 being employed as an etching stopper. Subsequently, only the silicon oxide exposed through openings 110, 111 is etched using a second mask thus making contact holes 113, 114. Furthermore, a capacitor 119 comprising a lower interconnection 107 and a pixel electrode 115 sandwiching the silicon oxide 108 is formed in an opening 112 where the silicon oxide 108 is left.
Patent JP-H03230748-A (JP)
Title: Linear motor device
Inventor: ISHII HIROSHI
IPC: H02K41/035
Filed: 1990-01-31
Abstract: PURPOSE:To obstruct the movement of a movable element and to prevent the breakdown of a device body even if a motor is not energized by making a pole iron plate forming the movable element into a rectangular shape, and setting its linearly driving directional length at a specific value. CONSTITUTION:Permanent magnets of N and S poles are alternately polarized on a yoke 20 forming a stator magnetic field at a pole pitch (p). While, a polyphase winding 40 is mounted to the bottom of a pole iron plate 50 forming a movable element 60, and a moved object not illustrated is placed on the surface thereof. Where: when n is the natural number and p is the pole pitch of the stator magnetic field, the pole iron plate 50 is formed into a rectangular shape, and when its linearly driving directional length is set at n.p or (2n+1)p, a cogging acting on the pole iron plate becomes maximum. Then, the cogging works so as to constrain the movable element, so that the movable element does not move even if a motor is not energized.
Patent JP-H11265895-A (JP)
Title: Semiconductor device
Inventor: MIYAUCHI MASATO
IPC: H01L29/737
Filed: 1999-02-01
Abstract: PROBLEM TO BE SOLVED: To prevent malfunctions and faults of a transistor caused by the heat generated by the transistor. SOLUTION: A plurality of vertical type transistors 40 are formed on a semiconductor substrate 30 so that the spacing between the transistors widens toward the center of the substrate 30, and a base wiring 62 and a collector wiring 63 are subjected to patterning, so that they do not cross each other and enter into each other. An emitter monitor wiring 64 for connecting each emitter electrode is formed between the base wiring 62 and the collector wiping 63.
Patent JP-H11223518-A (JP)
Title: Apparatus for detecting object image position
Inventor: MIZUNIWA YOSHIHIRO
IPC: G01B11/24
Filed: 1998-02-04
Abstract: PROBLEM TO BE SOLVED: To detect a position of an object without having effect of a pattern of the object, etc., by shifting a direction code image of an outline of the object up, down and right, left, synthesizing the images, and obtaining a position of an omnidirectional code from the synthesized image. SOLUTION: An apparatus for detecting an object image position to detect a center position of a cardboard box on a transfer line, etc., is constituted of a video camera 5, an imageprocessing device 6, etc. When an image obtained by the camera 5 is inputted to the processing device 6, a direction code conversion is carried out and a direction code image of four, e.g. up, down and right, left direction codes which indicates in which direction an outline of the cardboard box moves is obtained. The image is shifted up, down and right, left by an amount of a half image and the shifted four images are synthesized. Whether or not all the direction codes are present in a center area is checked. When th codes are present, the position is a center position of the image of the cardboard box and is outputted. The center position can be more surely detected if the direction code image is expanded to one or a plurality of images.
Patent JP-H07218402-A (JP)
Title: Preparation of thin film of fine steel wire for transmission electron microscope
Inventor: OHASHI SHOICHI
IPC: G01N1/28
Filed: 1994-01-27
Abstract: PURPOSE:To enable highly efficient preparation of thin film of a fine steel wire of a specified diameter, mm or less, for a transmission electron microscope by applying a special abrasion method to a fine steel wire plated with Ni or iron to a desired thickness. CONSTITUTION:A steel wire of 0.5mm or less in diameter is plated with Ni or iron until the diameter reaches 0.6 to 2mm. The plating is to ensure a sufficient strength of a sample, to prevent the sample from being damaged during abrasion, and to ensure uniform abrasion and high yield of a plated sample. The wire is then mechanically abraded to 0.02 to 0.08mm thickness, and fixed to a single hole grid to be subjected to double-side jet abrasion. During the double-side jet abrasion, only one side of the specimen is fixed to the grid, and the tip of the other side of the specimen is kept to within + or -1/4d from the center of the single-hole grid (where, d: inside diameter of the single hole). Finally, the sample is subjected to ion milling tretment for 5 hours or less.
Patent JP-H05226252-A (JP)
Title: Vapor growth apparatus and vapor growth method using the apparatus
Inventor: SAWADA AKIRA
IPC: H01L21/205
Filed: 1992-02-10
Abstract: PURPOSE:To provide an apparatus and a method wherein, when crystals whose composition is different are vapor-grown to be a multilayer structure by using a plurality of kinds of raw-material gases, a raw-material gas which has been used immediately before for a vapor-growth operation is not mixed with a raw-material gas which is used for a vapor-growth operation immediately after that. CONSTITUTION:In an apparatus, a raw-material gas is introduced into a reaction container 1 housing a substrate support stand 3 on which a substrate 4 is mounted and which heats the substrate 4, the substrate 4 is heated, the raw- material gas which has been introduced into the reaction container 1 is heated and decomposed and the composition of the raw-material gas which has been heated and decomposed is applied onto the substrate 4. In the apparatus, an up-and-down movement mechanism 12 which is moved up and down is installed additionally at the substrate support stand 3, and the distance between the surface of the substrate 4 and the upper-part inner-wall surface 1A of the reaction container 1 is controlled so as to be variable.
Patent JP-H08221759-A (JP)
Title: Method and device for recording/reproducing optical information
Inventor: WAKABAYASHI KOICHIRO
IPC: G11B7/004
Filed: 1995-02-13
Abstract: PURPOSE: To reduce the circuit scale in an optical information recording/ reproducing system recording/reproducing information by using two or more of light spots. CONSTITUTION: An information mark is recorded on a prescribed grid point of an optical information recording medium by laser light irradiation, and the optical change according to the presence of the information mark is detected using at least two or more of the light spots 101a, b, c, and the information is reproduced. A clock synchronizing with rotation is generated only on one spot by a synchronizing clock generation means, and a timing shift amount between the spots is learned on the device, and the phase of the clock is corrected by correction circuits 107, 108 based on the timing shift amount obtained by the result of the learning, and the remaining clock for spot is generated.
Patent JP-S58141078-A (JP)
Title: Method and device of picture scanning and recording
Inventor: SANO TETSUO
IPC: G03F1/00
Filed: 1982-02-16
Abstract: PURPOSE:To detect both a sharp and an unsharp signal under the same conditions and to obtain a distortion-free detail emphasis signal, by performing scans by the sharp and unsharp signals at half-cycle intervals, and synchronizing both signals detected with time lag through a storage means. CONSTITUTION:Both sharp and unsharp signals S1 and U1 are detected alternately at half-cycle intervals and when the signal S1 is detected firstly, only the signal S1 is stored in a memory 23. On switching to a scan by scanning luminous flux UB, the signal S1 is inputted from th memory 23 to a subtracting circuit 25. Then the signal U1 is inputted directly to the subtracting circuit 25 synchronously. The subtracting circuit 25 finds the difference between both signals inputted synchronizing with clock pulses PO to calculate an unsharp mask signal, which is outputted to a sharpness adjusting circuit 26. The output signal UM' of the circuit 26 is inputted to an adding circuit 27 synchronously with the pulses PO together with a qunatized signal S1 to calculate a picture signal DS, which is inputted to a storage device 29 through a tone correcting circuit 28. It is read out synchronizing with a next signal S1.
Patent JP-H06245388-A (JP)
Title: Reverse charge protecting device for system linkage inverter
Inventor: OKATSUCHI CHIHIRO
IPC: H02J3/38
Filed: 1993-02-12
Abstract: PURPOSE:To early detect disconnection of an output side of an inverter from an AC system in a protecting device for the inverter to be operated by converting DC power into AC power and linking it to the AC system. CONSTITUTION:The reverse charge protecting device for a system linkage inverter detects a voltage phase and frequency of an output side of an inverter 2 by detectors 10, 22, 25, obtains a reference phase from the voltage phase, generates a current reference of a phase responsive to this reference phase by generators 12, 26, controls an output current of the inverter by a controller 13, corrects the reference phase in response to the frequency by correctors 23, 24, early detects disconnection of the output side of the inverter from an AC system and protects it.
Patent JP-H01200252-A (JP)
Title: Processing method for silver halide color photographic sensitive material
Inventor: ISHIKAWA TAKATOSHI
IPC: G03C7/407
Filed: 1988-02-04
Abstract: PURPOSE:To provide excellent color formability in rapid color development and to obtain stable photographic performance even at the time of continuous processing by incorporating at least one kind of the compd. expressed by the special compsn. formula into a color developing soln. and executing development processing for the specific time. CONSTITUTION:The silver halide color photographic sensitive material provided with at least >=1 layers of emulsion layers having emulsions substantially consisting of silver chloride is subjected to the development processing for 10-40sec by using the color developing soln. contg. at least one kind of the compd. expressed by the formula I. In the formula, R<01> denotes a hydrogen atom., alkyl group, aryl group, alkoxy group, aryloxy group or amino group; R<02> denotes a hydrogen atom, alkyl group or aryl group. R<01> and R<02> may cooperatively form a carbon ring or heterocycle. The compsn. formula of the formula II is shown as one example of the formula I. The excellent color formability and the stable photographic performance are obtd. by the color developing soln. contg. such compd.
Patent JP-S58142878-A (JP)
Title: Printer
Inventor: NISHINO HIROSHI
IPC: B41J11/02
Filed: 1982-02-17
Abstract: PURPOSE:To facilitate the change-over between printing on a continuous form paper and printing on a sheet form paper, by a method wherein a main platen and an auxiliary platen are fitted to a bracket movably fitted to a machine frame of a printer by maintaining a specified relationship between the two platens. CONSTITUTION:The main platen 3 and the auxiliary platen 4 are fixed to the bracket 1 so fitted that it can be rotated relatively to the machine frame with a pin 2 as a center, and a continuous form paper 7 is fed through a gap 5 formed between the two platens 3, 4 (numeral 6 denotes a printing head, numeral 9 denotes a tractor device and numeral 11 denotes a guide for the continuous form paper). In said printer, (i) printing on the continuous form paper 7 is conducted by setting the bracket 1 at the position shown in Fig. A, while (ii) printing on a slip form paper 8 (numeral 10 denotes guide rollers for the paper 8) is conducted by rotating the bracket 1 to the position shown in Fig. B and facing the auxiliary platen 4 to the printing head 6.
Patent JP-S6038595-A (JP)
Inventor: FURETSUDO ERU JIENII
IPC: F41A17/46
Filed: 1984-02-10
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-H05189728-A (JP)
Title: Magneto-optical disk device
Inventor: HASEGAWA MITSUHIRO
IPC: G11B11/10
Filed: 1992-01-16
Abstract: PURPOSE:To securely remove adherent dust when a magnetic head is retreated from a recording control area for a magneto-optical recording medium by providing a dust removing member to be in touch with the magnetic head and its peripheral member. CONSTITUTION:The device is provided with an objective lens driving device for controlling an objective lens 5 of an optical head 4 to move to a discoid magneto-optical recording medium 9 in a seek direction, a tracking direction and a focusing direction. Then, the device is equipped with a magnetic head driving device for the magnetic head 1 for impressing its modulation magnetic field corresponding to a minute area formed as a light spot of a laser beam from the objective lens 5. The dust removing member 10 is equipped for touching the magnetic head 1 or its peripheral member when the magnetic head 1 is retreated from the recording control area for the magneto-optical recording medium 9 by the above driving device. Dust stuck to the magnetic head 1 and its peripheral member is removed by this removing member 10, and the magnetic head 1 can be used always under the normal state.
Patent JP-2000226372-A (JP)
Title: Amide compound, its production and agricultural and horticultural insecticide
Inventor: MIYAHARA OSAMU
IPC: C07D239/34
Filed: 1999-02-01
Abstract: PROBLEM TO BE SOLVED: To obtain a new amide compound useful as an agricultural and horticultural insecticide, capable of being industrially advantageously synthesized, having a sure effect and safely usable. SOLUTION: This compound is represented by formula I (A is phenyl capable of containing a substituent group X or the like; B is phenyl capable of containing a substituent group Y or the like; X and Y are each cyano, nitro or the like; R1 and R2 are each H, OH or the like; R3 is H, a 1-6C alkyl or the like; D is N or CH; E is O, CH2 or the like; (p) is 0 or 1; with the proviso that a compound in which R1 and R2 are simultaneously H or the like is excluded) such as 6-(4-chlorophenyl)-4-trifluoromethyl-N-methyl-N-(3,4-dichlorophenyl)-3- pyridinecarboxamide. The compound of formula I is obtained by reacting a compound of formula II (L is an eliminable group) [e.g. 6-chloro-4- trifluoromethyl-N-methyl-N-(3,4-dichlorophenyl)-3-pyridinecarboxamide, or the like] with a compound of the formula M-(O)p-B (M is a metal or the like).
Patent JP-S61184427-A (JP)
Title: Apparatus for measuring laser wavelength for coherent anti-stokes raman spectral diffraction
Inventor: TOCHIGI KENJI
IPC: G01J9/00
Filed: 1985-02-13
Abstract: PURPOSE:To dispense with temp. control in measurement, by using the atomic spectrum of neon or argon and the molecular spectrum of an iodine molecule receiving no effect of circumferential temp. as the measuring standards of a wavelength. CONSTITUTION:The wavelength of pulse laser beam from wavelength variable pulse laser 4 is continuously changed to record the change in the intensity of coherent anti-stokes Raman beam 11 on a recorder 21 as a spectrum and, at the same time, the absorption spectra based on optical galvanic effect of pulse laser beams by neon and iodine are recorded on the recorder 27. Therefore, by using the known absorption wavelengths of neon and iodine recorded on the recorder 27 simultaneously with the coherent anti-stokes Raman beam 11 as standards, the wavelength of the wavelength variable pulse laser 4 generating the coherent anti-stokes Raman beam 11 can be measured with high accuracy.
Patent JP-H07233836-A (JP)
Title: Hydropneumatic cylinder
Inventor: TAKEMA SHUICHI
IPC: B60G17/015
Filed: 1994-02-22
Abstract: PURPOSE:To obviate the necessity of a relief valve by allowing the working fluid in a high pressure working fluid chamber to flow into a low pressure working fluid chamber, with the simple constitution, when the high pressure working fluid chamber is set to a high pressure over a prescribed pressure value. CONSTITUTION:A hydropneumatic cylinder 1 consists of a cylinder body 2, inside cylinder 3, piston 4, hollow piston rod 5, hollow pump rod 6, pump part 7, and a communication mechanism 8. In a packing groove formed on the inside cylinder 3, a sealing member 41 consisting of a lip packing having a U-shaped or V-shaped section is fitted. A diaphragm 15 has a seal part 43 for the seal between the lower end part 3d of the inside cylinder 3 and the cylinder body 2. The seal part 43 is fitted in a groove at the lower end part 3d which operates as a partitioning wall between a low pressure working fluid chamber 13 and a high pressure working fluid chamber 14.
Patent JP-H06212109-A (JP)
Title: Silver ink for magnetic recording medium and its production
Inventor: TAKAGI YUTAKA
IPC: C09D11/02
Filed: 1993-01-20
Abstract: PURPOSE:To provide a silver ink for a magnetic recording medium which can form a silver layer excellent in the property of hiding a magnetic layer and a magnetic bar code and adhesion and to provide the ink production process. CONSTITUTION:The silver ink contains an aluminum powder having a specified particle diameter and surface-treated to improve its adhesion to resin. The ink production process comprises the step of grinding aluminum flakes, mixing the ground flakes with a coupling agent to produce an aluminum paste, and mixing this paste under agitation with a mixture comprising a polyurethane, a phenoxy resin and a solvent. A silver layer formed on magnetic bars by screen printing with this ink is excellent in the property of hiding magnetic bars and adhesion to the substrate, and the ink left unused is reusable because the ink has good long-term stability because of the absence of any curing agent, excellent dispersibility, good stability of hue, and stable viscosity.
Patent JP-H10216815-A (JP)
Title: Method for predicting sheet crown
Inventor: WATANABE YUICHIRO
IPC: B21B38/02
Filed: 1997-02-07
Abstract: PROBLEM TO BE SOLVED: To improve the accuracy of a sheet-crown predicting model to attain the target of the sheet crown and to make a sheet shape better even in case there is a rolled stock having different width in a rolling cycle. SOLUTION: In a predicting method of the sheet crown of a metal plate which is rolled with a continuous rolling mill in which plural rolling stands are arranged in series, about two or more continued rolling stands F5-F7, the sheet crown is detected with sheet crown meters 12 at two places of the inlet side of the most upstream stand F5 and outlet side of the most downstream stand F7, also the profiles of the work rolls of each rolling stand are detected with roll profile meters 10 and, in determining the learning value of the model for predicting the sheet crown on the outlet side of each rolling stand, the ratio of the learning value is defined as the ratio of the difference between the detected value and the predicted value of the profiles of the work rolls of each rolling stand.
Patent JP-S62181515-A (JP)
Title: Off-through type rf switch
Inventor: KUDO YASUHARU
IPC: H03K17/74
Filed: 1986-02-05
Abstract: PURPOSE:To form a very inexpensive RF switch by connecting the 2nd coil in series with a diode to the 1st coil constituting a high pass filter so as to turn on/off an applied voltage to the diode, thereby widening the allowance of the selection of the diode. CONSTITUTION:When 0V is applied to a voltage application terminal 3 (no bias state), diodes D11, D12, D13 are all nonconductive. Tuning coils L12, L13, L16 and capacitors C11-C14 constitute a high pass filter and an antenna signal inputted from an input terminal 1 is outputted to an output terminal 2. When a positive voltage is fed to the terminal 3, the diodes D11-D13 are all forward- biased and conductive, the coils L11-L16 and the capacitors C11-C14 constitute the high pass filter, the cut-off frequency is decided by a voltage fed to the voltage application terminal 3, and an input terminal 1 and an output terminal 2 are made nonconductive to a desired high frequency signal.
Patent JP-H01199672-A (JP)
Title: Production of gold lacquer-type decorative plate
Inventor: NISHINO MASAYUKI
IPC: B05D7/06
Filed: 1988-02-03
Abstract: PURPOSE:To easily obtain a decorative surface extremely resembling gold lacquer by forming a projecting pattern layer by screen printing in which transparent UV curing type ink mixed with flat brilliant materials are used, on an underlying layer and curing the layer, then forming a transparent resin layer over the entire surface. CONSTITUTION:After the underlying layer 2 is formed on the surface of a planar base material 1, the projecting pattern layer 3 having 30-200mu thickness is formed on this underlying 3 by the screen printing using the UV curing type ink which is prepd. by incorporating the flat brilliant materials 4 of 10-200mu major diameter at 0.1-5wt.% therein and has >=90% solid content and excellent transparency. The transparent resin layer 5 is formed over the entire surface after curing of this projecting pattern layer 3. Since the brilliant materials added into the projecting pattern layer 3 exist here and there by facing random directions, the rays in all directions are reflected and the brilliant materials reflect themselves as if these materials are scattered on the underlying layer 2, by which the gold lacquer tone is obtd.
Patent JP-H01201149-A (JP)
Title: Composite gas sensor
Inventor: NAKANOUCHI YUKIO
IPC: G01N27/12
Filed: 1988-02-05
Abstract: PURPOSE:To reduce the size of a device and to stabilize a diffusion rate determination by heating a gas sensing semiconductor film and a substrate by a heater provided on a sealing plate and arranging porous electrodes on both surfaces of a diffusion hole bored in the substrate. CONSTITUTION:The heater 10 arranged on one surface of the sealing plate 9 heats the substrate 1 of a solid electrolyte which functions as a transmission medium for oxygen ions and the gas sensing semiconductor film 1 to specific temperature to hold set temperature and also functions the electrode of the gas sensing semiconductor 11; when gas to be measured is mixed, the presence of the gas is detected from the resistance variation of the gas sensing semiconductor film 11. Further, the porous internal electrode 3a and external electrode 3b function as a filter for the dust in the gas to be measured in the diffusion hole 2 provided in the substrate so as to link an atmosphere to be inspected with an internal chamber 8, and consequently the diffusion hole 2 does not vary in effective size, thereby maintaining the in-thin-hole rate determining function of the diffusion hole 2.