baber/WOPTO huggingface dataset:
Patent JP-S60176272-A (JP)
Title: Manufacture of semiconductor memory device
Inventor: MIKATA YUUICHI
IPC: H01L29/792
Filed: 1984-02-23
Abstract: PURPOSE:To increase the withstanding voltage of a second gate oxide film, and to improve memory maintaining characteristics by forming a second insulating film on the surface of a first nonsingle crystal silicon film, depositing and patterning a second nonsingle crystal silicon film and shaping a source and a drain. CONSTITUTION:A field oxide film 22, a first thermal oxide film 23, a first polycrystalline Si film 24, a second thermal oxide film 25 to which phosphorus is doped and a second polycrystalline Si film 26 are formed on a P<-> type Si substrate in succession. A first gate oxide film 28, a floating gate 29, a second gate oxide film 30 and a control gate 31 are shaped through patterning while using a photo-resist pattern 27 as a mask. As<+> ions are implanted. The photo-resist pattern 27 is removed, and an oxide film 32 and N<+> type source and drain regions 33, 34 are shaped through thermal oxidation. A PSG film 35 is deposited, contact holes 36, 36 are bored through etching, an Al-Si film is deposited, and a source electrode 37 and a drain electrode 38 are shaped through patterning.
Patent JP-H11274367-A (JP)
Title: Forming of ball grid array package
Inventor: ORCUTT JOHN W
IPC: H01L23/498
Filed: 1999-02-10
Abstract: PROBLEM TO BE SOLVED: To improve a method for forming a ball grid array package. SOLUTION: In the method for forming a ball grid array package, a first forming mold 1 having a cavity for receiving a ball and a second forming mold 7 engaging with the first forming mold 1 are provided. A deformable material 3 which does not adhere to a ball and molded composition is placed in the cavity, the ball 5 is put into it, and then the mold is closed so as to deform the deformable material in the cavity by means of the ball. A forming composition 13 is injected into between the first and second forming molds. A drooping finger 9 is provided the second forming mold 7 facing the cavity, and when the mold is closed, the ball makes the deformable material deformed in the cavity. A lead frame 11 is provided between the ball and first forming mold 1, and the ball is preferably fitted to the lead frame 11.  The deformable material is provided in moving fine piece and corresponds to insertion/pulling out of the fine piece of lead frame toward the mold.
Patent JP-H0750487-A (JP)
Title: Multilayer printed wiring board
Inventor: SETSUDA KUNIO
IPC: H05K3/46
Filed: 1994-02-03
Abstract: PURPOSE:To prevent the deterioration of electric characteristics of blind via holes by constituting the sidewall of each via hole of a through hole formed through outer-layer substrates and adhesive layers and constituting the adhesive layers of non-flow type prepregs. CONSTITUTION:A multilayer printed wiring board is constituted of inner-layer substrates 7 provided with inner-layer conductor patterns 12 on their surface sides and outer-layer substrates 5 which are integrally joined to the surfaces of the substrates 7 with adhesive layers (adhesive sheets 4 composed of non-flow type prepregs). The substrates 5 have blind via holes 14 opened to the patterns 12. Each hole 14 has a chemically plated copper film 10 which integrally and electrically connects one pattern 12 and an outer-layer conductor pattern 11 to the internal surface of the hole 14 and its sidewall is constituted of a through hole 6 formed through the substrates 5 and layers 4. The adhesive layers 4 are formed of non-flow type prepregs.
Patent JP-H03237520-A (JP)
Title: Input device
Inventor: USHIDA TAKESHI
IPC: G06F3/0354
Filed: 1990-02-14
Abstract: PURPOSE:To reduce the fatigue and to improve the operability by providing a switch, which permits the output from a ball holding and rotation detecting mechanism to a data processing device between the inside of a main body and this mechanism. CONSTITUTION:A grounding part is attached to one side part of the lower face of a base 8 of a mouse type input device 1, and a ball holding and rotation detecting mechanism 5 is placed nearly on the center of the base 8, and a ball 6 which projects from the base 8 and is rotated is freely rotatably held by the mechanism 5. A main body 10 is pivotally supported to the other end of the base by a hinge 11 so that the main body can be freely moved in the verti cal direction, and a switch 7 which is conducted in accordance with the depres sion of the main body 10 is installed between the upper part inside the main body 10 and the the upper part of the mechanism 5, and a spring 12 to elastic ally energize the main body 10 upward is perpendicularly stretched. When the main body 10 is covered with the whole of a palm and is depressed in the direction of an arrow, the main body 10 is rocked downward with the hinge 11 as the center while compressing the spring 12 to make the switch 7 in conduc tive state, and pointing information is obtained by this conducting operation.
Patent JP-H02212585-A (JP)
Title: Photochromic material
Inventor: TAMAOKI TAKASHI
IPC: C09K9/02
Filed: 1989-02-13
Abstract: PURPOSE:To obtain the title material improved both in durability in the repeated developing and extinguishing of a color and in the persistence of the stability in both bleached and colored states by dispersing a specified spirooxazine and a donor of divalent metallic ions in a medium. CONSTITUTION:The title material is obtained by dispersing a donor (A) of divalent metallic ions, preferably comprising a metal (II) complex ion compound prepared by chelating at least one kind of ligand with a metal (II) ion compound [e.g. a complex ion compound comprising a mixture of Ni(ClO4)2 acetylacetonate and N,N'-tetramethylenediamine], and a spirooxazine (B) of the formula (wherein R is a substituent capable of coordinating with metal, such as OH, lower alkoxyl, alkyl ketone or aryl ketone; the C at the 5-position may have a substituent, such as lower alkoxy, lower alkyl, halogen or amino; the N at the 1-position may have a substituent, such as long-chain alkyl, aryl or benzyl; and the naphthalene ring may be a quinoline ring) which reversibly forms a chelate with component A by the action of light in a medium (C) preferably comprising a thermoplastic resin.
Patent JP-S58151323-A (JP)
Title: Modified calcium silicate
Inventor: WATANABE YOSHIAKI
IPC: C01B33/24
Filed: 1982-03-04
Abstract: PURPOSE:To obtain modified calcium silicate provided with lipophilic and water repellent properties, by treating the surface of calcium silicate with higher monocarboxylic acid. CONSTITUTION:The surface of calcium silicate is treated with >=8C higher monocarboxylic acid. Stearic acid or oleic acid is suitable for use as the monocarboxylic acid in consideration of its easy availability and effect. A metallic salt of the acid obtd. by substituting an alkali metal such as K or Na for a hydrogen atom in the carboxyl group is soluble in water, so the metallic salt is adsorbed on calcium silicate by ion exchange. Accordingly, the metallic salt is also used preferably. It is desirable that the carboxylic acid is present by 7- 60wt%, preferably 10-30wt% as carbon content basing on the amount of calcium silicate.
Patent JP-H11228134-A (JP)
Title: Production of gypsum dihydrate
Inventor: TAI NOBUO
IPC: C04B11/26
Filed: 1998-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for stably and inexpensively producing gypsum dihydrate capable of being used for a gypsum board using a diluted waste sulfuric acid or a concentrated sulfuric acid generated in producing sulfuric acid from a copper smelting waste gas. SOLUTION: The waste sulfuric acid or the concentrated sulfuric acid and a slurry of calcium carbonate, slaked lime, quick lime or the like as a neutralizer are simultaneously added so that the pH of reaction slurry becomes 2-3. Concretely, the neutralizer slurry 7 controlled to a fixed concentration is supplied to a reaction vessel at a fixed flow rate, the reaction slurry is controlled to pH 2-3 by controlling the adding quantity of the waste sulfuric acid or the concentrated sulfuric acid to fix the gypsum producing rate, the quantity of the gypsum 12 corresponding to that of the sulfuric acid to be used is discharged out of the system and the concentration of a crystal intermediating agent is controlled to 5-10 g/l by constantly returning the gypsum slurry as the seed crystal in the reaction vessel.
Patent JP-H01207501-A (JP)
Title: Simplified pavement material and simplified pavement construction
Inventor: OKUO TERUAKI
IPC: E01C7/04
Filed: 1988-02-16
Abstract: PURPOSE:To shorten the compaction and agglomeration period and improve the strength by mixing blast furnace water-granulated slag and blast furnace water-granulated slag powder with steel converter slag, laying the mixture concurrently for use as a roadbed and rolling it, and spreading cement paste on its surface. CONSTITUTION:Blast furnace water-granulated slag 5-20wt.% and blast furnace water-granulated slag powder 10-20wt.% are mixed to the steel converter slag with the grain size of about 25mm or below to produce a simplified pavement material. This simplified pavement material is laid concurrently for use as a roadbed and rolled, then cement paste is dispersed and spread on its surface. It is subsequently cured and paved.
Patent JP-S63203296-A (JP)
Title: Flux for submerged arc welding
Inventor: KATO TAKASHI
IPC: B23K35/36
Filed: 1987-02-18
Abstract: PURPOSE:To prevent defects such as defective bead shape and undercut by incorporating a specific ratio of Ni slag into a flux for submerged arc welding. CONSTITUTION:The Ni slag is incorporated at 30-98wt.% into the flux for submerged arc welding. The compsn. of the Ni slag consists essentially of about 50-60% SiO2, and about 30-40% MgO and consists of the others such as Al2O3, CaO, Ti, Fe, etc. The form of the flux includes baked, sintered and mixed raw material types. The baked and sintered types are produced by pelletizing raw material powder with water glass and dehydrating the pellets by heating. The mixed raw material type flux is produced by preparing particles and subjecting the same to simple mechanical mixing. An excellent bead shape is obtd. and there is no problem of cracking if butt welding and horizontal fillet welding are executed by using this flux. A weld metal having good toughness is thus obtd.
Patent JP-H11232985-A (JP)
Title: Electromagnetic relay
Inventor: TSUGE MITSUNORI
IPC: H01H50/36
Filed: 1998-02-16
Abstract: PROBLEM TO BE SOLVED: To prevent crackings of a cylindrical part of a bobbin and a mold by integrally forming a knurling part and an iron core. SOLUTION: An arc part 162 in the tip end side of a projected part 161 is formed concentrically with an iron core 106. Consequently, the projected part 161 has a shape of linked arcs with large curvature radii as compared with a normal simple flat mesh knurling, so that stress concentration on the cylindrical part of a bobbin and a part of a mold corresponding to the projected part 161 can be relaxed. As a result, crack formation on the cylindrical part of the bobbin and the mold can be prevented.
Patent JP-S63202587-A (JP)
Inventor: MIYOSHI MOTOYUKI
IPC: B66C1/66
Filed: 1987-02-18
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-H08235095-A (JP)
Title: Priority communication method in network system
Inventor: KOBAYASHI YASUNORI
IPC: H04L29/06
Filed: 1995-02-22
Abstract: PURPOSE: To perform emergent communication in a short time. CONSTITUTION: In the priority communication method in the network system 101 compsed of plural computer systems 102, a priority setting area is prepared in the header part of communication data, the priority of the data to be outputted from one's own computer system 102 is compared with the priority from other computer system, the data from one's am computer system 102 is preferentially communicated when the priority from one's own computer system 102 is higher than the priority from other computer system and the communication from one's own computer system 102 is temporarily delayed when the priority of one's own computer system 102 is lower than the priority from other computer system.
Patent JP-H0697930-A (JP)
Title: Block cipher processor
Inventor: NAGAMINE YOICHI
IPC: G09C1/00
Filed: 1992-02-20
Abstract: PURPOSE:To enhance secrecy by section-dividing an input block to be subjected by an initial transposing part of a data randomizing par, moving a bit train in accordance with a key, and thereafter, and processing it in accordance with an intermediate key by plural stages of involution processing parts of a non- linear function part. CONSTITUTION:An input block of a plain text is divided in two by an initial transposing part of a data randomizing part 1, and also, each bit string is subjected to position movement by setting a key as an address becomes the left and the right blocks L, R, and is inputted to a first stage involution processing part 6. Subsequently, it is subjected to involution processing by a function corresponding to an intermediate key 1 formed, based on the key and the bit string is converted, the right and the left outputs R, L become the left and the right inputs L, R of the processing part 6 of the next respectively, and after the same repetition, from a reverse initial transposing part 5, a Fast Data Encipherment Algorithm (FEAL) cipher high in secrecy in outputted. Besides, decoding is also executed in the same way.
Patent JP-S63202515-A (JP)
Title: Floating device for sheet material
Inventor: INOUE TADAYOSHI
IPC: B65G51/03
Filed: 1987-02-17
Abstract: PURPOSE:To enable a high speed treatment and the setting of an ultraviolet setting type coated liquid by forming a treating energy radiator and a recirculating gas passage in between adjacent floating gas nozzle boxes, in a device for carrying out heating, etc. while floatingly conveying a sheet of paper, etc. CONSTITUTION:A sheet E is floated and conveyed by means of injection gas from upper and lower nozzle boxes 1, 1 through a feeding and introducing passage D. On the other hand, electromagnetic wave radiators 5 and recirculating gas passages 6 are formed in between the nozzle boxes 1, 1 to radiate a far infrared radiation toward the sheet E by means of a heat generating tube consisting of a heating medium oil, etc. and an electronic heater, etc. In this electromagnetic wave radiator 5, the radiating surface 5b or the back face 5d can be faced to the sheet E by means of an unshown rotating means. And, the floatingly conveyed sheet E is heated the far infrared radiation and the gas is circulated through the recirculating gas passages 6 to uniformly heat the sheet E. Thereby, a high speed treatment and the setting of coated liquid can be carried out.
Patent JP-S53118787-A (JP)
Title: Rotary plug
Inventor: TANAKA KAZUYOSHI
IPC: H01R13/40
Filed: 1977-03-26
Abstract: PURPOSE: To prevent jumping-out of lead wire by making plug connected to receptacle vertically rotatable. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H05235830-A (JP)
Title: Portable communication terminal equipment
Inventor: YOKOTA MITSUKUNI
IPC: H04W84/02
Filed: 1992-02-20
Abstract: PURPOSE:To select an optimum notice method and a notice quantity in response to a state of the portable communication terminal equipment. CONSTITUTION:The state of the portable communication terminal equipment is judged based on the result of detection by a noise sensor 114a, a placing way sensor 114b and an optical sensor 114c or the like and one or over of notice methods and its notice quantity in response to the state are selected among notice methods by sound, light and vibration. Thus, an optimum notice to the user is attained depending on the state of the portable communication terminal equipment.
Patent JP-S61195693-A (JP)
Title: Production of castor oil having improved quality
Inventor: OKUYAMA GENICHIRO
IPC: A61K8/00
Filed: 1985-02-23
Abstract: PURPOSE:To obtain an odorless castor oil having excellent quality, by using a microbial strain capable of producing gamma-decalactone under aerobic condition in castor oil substrate, and culturing the strain in a medium containing castor oil as a substrate under anaerobic condition. CONSTITUTION:A microbial strain capable of producing gamma-decalactone under aerobic condition in castor oil substrate, and selected from Saccharomyces genus, Hansenula genus, Candida genus and Pichia genus is cultured anaerobically in a medium containing castor oil as a substrate. The treated castor oil is separated from the medium. The castor oil is free from the characteristic ill odor of castor oil and has improved fluidity.
Patent JP-S51120551-A (JP)
Title: Drum can carrier
Inventor: OKAJIMA MASAKADO
IPC: B66C1/42
Filed: 1975-03-18
Abstract: PURPOSE: The provision of the drum can carrier to be fitted in the back-rest of a forklift, in which the weights of drum cans allow the carrier to hold the cans vertically in a safe and accurate manner. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S62193401-A (JP)
Title: Mounting system for circuit board
Inventor: MINAE YASUO
IPC: H01P1/04
Filed: 1986-02-20
Abstract: PURPOSE:To attain the complicated circuit operating in an excellent way up to an ultrahigh frequency band by providing a wiring board comprising a microstrip line on and beneath and LCC package so as to attain the plural circuit wirings where wires are crossed. CONSTITUTION:The LCC package 1 is clipped by ceramic boards 2, 3. Ground conductors 20, 30, 12-27 and 31-33 and strip conductors 21-27 and 31-33 constitute a microstrip line. Electrodes of the LCC package 1 are soldered to the ceramic board 3 and other electrodes of the LCC package 1 are soldered to the board 2. In soldering the LCC package 1 onto the board 2, the solder between the LCC package 1 and the board 3 are not molten because of th temperature gradient of the LCC package 1 and the mounting with high reliability to the soldering is attained.
Patent JP-S57148268-A (JP)
Title: Logical circuit inspecting device
Inventor: SAITOU TOMONORI
IPC: G01R31/28
Filed: 1981-03-11
Abstract: PURPOSE:To make it possible to automatically work out diagnosis data by a computer or the like, through permitting a development of a logical circuit portion except commercially available LSI on a package on gate level by arranging the package in such a form as excluding commercially available LSI. CONSTITUTION:In the case of detecting a package, an LSI-replacing jig 13 is put into an LSI 5, a testing through hole 9 and an LSI-separating through hole 8. In case if plural pieces of LSI which are unable to make gate development are mounted on a package, jigs 13 are inserted into all of these LSI. An LSI- separating lead pin 14 is connected to GND in the jig 13. When the jig 13 is pressed in, the through hole 8 changes from high level to low level in the case of TTL, and outputs of an additional gates 10 are raised to high level equally. By doing so, output of the LSI 5 is cut, and input of the LSI 5 passes through other circuit and wiring, which are easily able to diagnose logic, than the commercially available LSI 5 in the jig 13, that is, the input goes through an LSI-replacing circuit module G and reaches the through hole 9.
Patent JP-H07245552-A (JP)
Title: Comparator circuit
Inventor: SHIMOSATO TAKUYA
IPC: H03K17/687
Filed: 1994-03-04
Abstract: PURPOSE:To provide the comparator circuit utilizing a high speed signal with respect to the processing circuit employing a CMOS. CONSTITUTION:In the comparator circuit provided with a 1st switching circuit made up of two transistors(TRs) and turned on/off by two input signals, a 2nd switching circuit whose input connects to an output of one TR of the 1st switching circuit and turned on/off depending on the on/off of the one TR and a 3rd switching circuit whose output connects to an output of the 2nd switching circuit and turned on/off depending on the on/off of the other TR and in which TRs of each switching circuit are MOS TRs, a very small current drive means is provided respectively to each output of the two TRs of the 1st switching circuit so as to always supply a very small current to each TR of the 2nd and 3rd switching circuits.
Patent JP-H10231303-A (JP)
Title: Production of styrene-based copolymer
Inventor: FUJITA MASAYUKI
IPC: C08F2/02
Filed: 1997-02-18
Abstract: PROBLEM TO BE SOLVED: To suppress the gel formation and enable the stable continuous production of the subject copolymer excellent in fluidity, heat resistance and mechanical strength for a long period by carrying out the bulk copolymerizing reaction in the presence of a radical scavenger. SOLUTION: (B) A vinyl styrene-based compound and (C) a compound having plural vinyl groups (e.g. divinylbenzene or ethylene glycol dimethacrylate) are copolymerized in the presence of (A) a radical scavenger such as 2,2,6,6- tetramethyl-1-piperidinyloxy. The component (A) is preferably used in an amount of 0.005-0.5wt.% based on the total amount of the polymerizable compounds.
Patent JP-H0747661-A (JP)
Title: Device and method for controlling ink temperature in printing press
Inventor: SUTEIIBU EMU GAANAA
IPC: B41F31/00
Filed: 1994-02-08
Abstract: PURPOSE: To always hold the temp. of ink to a proper temp. range to keep a printing grade well by providing an ink roller having a circulation path therein and providing a heat exchange means performing heat exchange between the circulating liquid passing through the circulation path and a cooling medium. CONSTITUTION: A circulation path is formed in an ink roller 25 and a circulation path 27 is formed so as to be connected to the circulation path in the roller 25 through a cooler/heater 33. The circulating liquid passing through the circulation path 27 is subjected to heat exchange in an evaporator 69 through which a cooling medium passes to be adjusted to predetermined temp. The cooling medium is supplied from a compressor 63 and adjusted to a predetermined temp. by appropriately mixing the low temp. medium cooled through an expansion valve 67 with the high temp. medium bypassing the expansion valve 67 to directly enter the evaporator 69. The temp. of the ink on the ink roller 25 is measured by a sensor and the circulating liquid adjusted to a predetermined temp. corresponding to the measured result is passed through the ink roller 25.
Patent JP-S60178387-A (JP)
Inventor: KAWASHIMA KATSUYUKI
IPC: G21C5/00
Filed: 1984-02-27
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-S60203895-A (JP)
Inventor: GAASU JIEIMUZU ASUPUDEN
IPC: G21C15/10
Filed: 1985-02-22
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-H01209883-A (JP)
Title: Ghost removing device
Inventor: SAKURAI MASARU
IPC: H04N5/21
Filed: 1988-02-17
Abstract: PURPOSE:To eliminate an adverse influence applied to a ghost detection by generating no cancel signal by one removing part when the other removing part detects the ghost in a device for obtaining the cancel signal by the dependently connected ghost removing parts to have a constant tap gain. CONSTITUTION:The first and the second ghost removing parts 100, 200 consisting of a transversal filter, a tap gain register, a tap gain memory, and a correcting means for correcting the data of the tap gain memory at the time of the incoming of a reference signal are provided. Into a transmitting signal, the first reference signal and the second reference signal different in an incoming timing therefrom and obtained by subtracting 31 the output of a reference waveform memory 32 are inserted. Then, the first and the second ghost removing parts are associated and during a period in which the second ghost removing part 200 operates to correct data in the tap gain memory 203 based on the second reference signal, the contents of the tap gain register 101 are switched to be a predetermined fixed value in the first ghost removing part 100.