baber/WOPTO huggingface dataset:
Patent JP-S56103215-A (JP)
Title: Crystalline phenolic novolak resin
Inventor: NAKATSUKA RIYUUZOU
IPC: C08G8/12
Filed: 1980-01-21
Abstract: PURPOSE: The titled resin, having a specific high molecular weight and improved crystallinity, and consisting essentially of p-t-butylphenol linked with methylene  bonds without containing methylene ether bonds, mononuclear derivatives, etc.  
     CONSTITUTION: A novolak resin, having a number-average molecular weight of 1,000 or higher and p-substituted phenolic nuclei consisting essentially of p-t-butylphenol linked with only methylene bonds linearly at the two ortho-positions to the  OH groups, and containing methylene ether bonds as little as possible and mononuclear, binuclear derivatives and large ring compounds as little as possible. The  mononuclear and binuclear derivatives can be readily removed by the operation, e.g. vacuum distillation, steam distillation, or solvent extraction, and the residual amount thereof is preferably 2wt% or less. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H04236771-A (JP)
Title: Method and device for vacuum deposition
Inventor: KOSEMURA KINSHIRO
IPC: C23C14/24
Filed: 1991-01-18
Abstract: PURPOSE:To vapor-deposit a good-quality electrode metal film on a semiconductor substrate and provide the device for that. CONSTITUTION:A vacuum deposition device having a shutter 13 for selectively shielding the lower surface of a substrate 1 close to the lower surface of the substrate 1 is used, the shutter 13 is firstly closed to selectively shield the lower surface of the substrate 1, and a vapor-deposition source 2 is heated and vaporized. After a specified vapor deposition rate is obtained, the shutter 13 is opened, and a metal is deposited on the substrate 1.
Patent JP-H0375277-A (JP)
Title: Method and device for bonding
Inventor: HORINO MASAYA
IPC: C04B37/00
Filed: 1990-01-12
Abstract: PURPOSE:To unnecessitate a flux and prevent the generation of voids and corrosion on a bonding surface by irradiating the bonding surface of articles to be bonded with particle beams and charging an inert gas into a vacuum bonding device to heighten the pressure of the atmosphere, thereby bonding the surfaces of the articles to each other. CONSTITUTION:An insert member 52 is placed on the bonding surface of a ceramic member 51 in a bonding device, which is evacuated to a prescribed vacuum degree. A pair of atom sauces 6 are operated and Ar gas is charged into the bonding device through the atom sauces 6. The bonding surface of a Si member 50 is irradiated with Ar atom beams from one sauce 6 and the insert plate 52 on the ceramic member 51 is irradiated with the Ar atom beams from another sauce to clean the surfaces, respectively. After the irradiation the Si member 50 is transferred to the ceramic member 51 and subsequently pressed and bonded to each other. The Si member integrated with the insert member 52 is lifted and the lower surface of the insert member 52 and the bonding surface of the ceramic member 51 are irradiated with the Ar atom beams. Ar gas is charged into the device through the sauces 6 to the atmosphere. The insert member 52-attached Si member 51 and the ceramic member are pressed and bonded to each other.
Patent JP-S57118602-A (JP)
Title: Radially magnetized cast magnet of rare earth metal-cobalt alloy
Inventor: SHIMODA TATSUYA
IPC: H01F1/055
Filed: 1981-01-16
Abstract: PURPOSE:To obtain a magnet with high performance at low-price, by heat-treating an alloy of columnar crystal structure, hardening magnetically, cutting in a desirable form, and magnetizing radially on the surface perpendicular to a direction of columnar crystal growth. CONSTITUTION:An ingot of alloy of alloy of transition metal elements mainly composed of Sm and Co e.g. Sm (Co0.8Cu0.14Fe0.06)7.3 is cast in a mold within Ar gas atmosphere with a high-frequency melting furnace. An ingot mainly composed of columnar crystal is made. The ingot is subjected solution heat treatment in Ar gas atmosphere at 1,180 deg.C for example for five hours and then quenched to a room temperature. The magnet machined as shown in (b) is cut to a desirable shape, and magnetized radially on a surface perpendicular to the columnar crystal growing direction. The magnet of high directional characteristics and high maximum energy product is obtained by above mentioned process, and yet, a casting method is adopted to decreases the manufacturing cost.
Patent JP-H09192476-A (JP)
Title: Liquid chemical-feeding mechanism for proportioning device
Inventor: YOSHIDA KIYOSHI
IPC: B08B3/02
Filed: 1996-01-16
Abstract: PROBLEM TO BE SOLVED: To effectively prevent the clogging of a liq. discharge port with the solidified agent even when plural kinds of liq. chemicals contain a curing agent and a viscous material. SOLUTION: The discharge ports 11 , 12 ,..., 1n for separately supplying a solvent M1 and plural kinds of liq. agents M2 , M3 ,..., Mn and a solvent-cleaning means 2 as a liq. distributing mechanism attached to the discharge port 11 for discharging the solvent M1 and cleaning the discharge ports of liq. agents with the solvent M1 branched from the distributing mechanism and injected against the discharge ports of the liq. agents are used in this liq. chemical feeding mechanism. Consequently, the clogging of the discharge ports due to the solidification of the liq. chemicals is effectively prevented, and the workability is remarkably improved in the supply of the liq. chemicals.
Patent JP-S60150217-A (JP)
Title: Thin film multi-magnetic head
Inventor: AOI TAKAHISA
IPC: G11B5/31
Filed: 1984-01-13
Abstract: PURPOSE:To reduce the crosstalk between tracks and to attain multi-track recording and reproducing with a narrow gap and a narrow track, by obtaining a thin film head which can attain a narrow gap, a narrow track and a multi-track structure in order to realize the high-density magnetic recording. CONSTITUTION:A wide groove 11 having an approximately rectangular section is formed from a tape sliding surface (a) through the rear side of an inside back gap part (c) on a ferromagnetic ferrite substrate 10 such as an Mn-Zn single crystal substrate having a low level of specific electric resistance, etc. The glass 12, i.e., an insulated material is molded into the groove 11, and the surface of the substrate 10 continuous to the glass 12 is flattened into a mirror surface. The 1st ferromagnetic layer 13 of Ni-Fe, etc. is patterned on the primary surface of the flatten substrate 10 for a lower magnetic core in order to avoid the magnetic saturation of the substrate 10 by electroplating, electron beam vapor deposition and etching processes, etc. Then the 1st insulated layer 14 of SiO2, etc. is formed on the layer 13 by a sputtering process, etc. with thickness equivalent to the length a magnetic gap. Hereafter the conventional processes are applied.
Patent JP-2000205616-A (JP)
Title: Range hood fan
Inventor: YOSHIDA YOSHINORI
IPC: F24F7/007
Filed: 1999-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a range hood fan in which a fan is operated while detecting ignition surely by solving the problems of control system employing conventional sensors (temperature sensor, gas sensor, UV sensor, and the like) thereby eliminating erroneous operation. SOLUTION: Electromagnetic wave contained in a spark for igniting a gas cooking utensil (gas cooking stove) 15 is detected by an electromagnetic wave detecting means 6 and shaped through a shaper circuit into pulse waveform. A decision is made that the gas cooking utensil is ignited when that pulse waveform is detected. Since ignition is detected only when that pulse waveform is detected, erroneous detection of an electromagnetic wave generated from other unit in kitchen (a microwave oven is generating electromagnetic wave continuously) can be eliminated.
Patent JP-S5390753-A (JP)
Title: Cathode-ray tube
Inventor: OOTA KAZUYUKI
IPC: H01J29/28
Filed: 1977-01-20
Abstract: PURPOSE: To prevent the illumination surface from being colored into brown by the electron beam, by reprocessing the face plate formed by silicate glass and forming the silicon dioxide film on the internal surface of the face plate. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-2000204185-A (JP)
Title: Easily tearing foamed sheet and its production
Inventor: HOTTA YASUHIKO
IPC: C08J5/18
Filed: 1999-01-12
Abstract: PROBLEM TO BE SOLVED: To provide an easily tearing foamed sheet having small thickness unevenness and high surface smoothness and useful as a packaging material and its producing method. SOLUTION: This easily tearing foamed sheet is formed with a resin composition containing (A) an olefin-based polymer with (B) a styrene-based polymer in a weight ratio of (former/latter) of (61/39)-(98/2) and (C) 0.1-30 pts.wt. of a compatible agent to 100 pts.wt. of a total of the olefin-based polymer A and the styrene-based polymer B.
Patent JP-S62163375-A (JP)
Title: Manufacture of semiconductor device
Inventor: GOTO HIROSHI
IPC: H01L21/8247
Filed: 1986-01-14
Abstract: PURPOSE:To prevent the lowering of the write efficiency and erase efficiency of a device even when the degree of integration of the device is improved by making the area of a tunnel element small, by a method wherein a doped poly-Si film is connected on the inner wall of a region wherein the tunnel element is formed, an Si film is formed on the poly-Si film in this state, a poly-Si film is connected further thereon, and then this film is turned into an Si oxide film. CONSTITUTION:After source and drain regions 2 and 3 are formed on a semiconductor substrate 1, a gate oxide film 4 is formed, an opening is made in the gate oxide film 4 in a region 5 in which a tunnel element is predetermined to be formed, an Si oxide film 21 is formed on the substrate by oxidation, and thereafter a doped poly-Si film 22 is formed on the substrate 1. after a sputtered poly-Si film 23 is formed further on the substrate, the sputtered poly-Si film 23 and the doped poly-Si film 22 located thereunder are subjected to anisotropic etching, and then the sputtered poly-Si film 23 and a part of the doped poly-Si film 22 located thereunder are oxidized so that the doped poly-Si film 22 be connected in the shape of a ring on the inner wall of the region 5 in which the tunnel element is to be formed. In this state, an Si oxide film 24 is formed. After a poly-Si film 25 is formed further thereon, this poly-Si film 25 is oxidized to form an Si oxide film 26, and a poly-Si film is formed thereon in a prescribed pattern, so as to form a floating gate electrode.
Patent JP-H09198351-A (JP)
Title: User authentication device
Inventor: KANAZAWA YASUYUKI
IPC: G06F21/34
Filed: 1996-01-17
Abstract: PROBLEM TO BE SOLVED: To provide a user authentication device by which a user himself can invalid a password or can register a new password without the aid of a third person such as a system manager even if the user forgets the password. SOLUTION: A first authentication means 11 executes authentication based on the storage of the user and a second authentication means 12 executes authentication based on an object to be installed, which is to be installed on the user authentication device by the user. When at least one of the first authentication means 11 or the second authentication means 12 gives authentication, a service enabling means 13 permits the operation of a service execution means 10.
Patent JP-H03210794-A (JP)
Title: Electric discharge lamp lighting device
Inventor: OSAKI HAJIME
IPC: H05B41/24
Filed: 1990-01-12
Abstract: PURPOSE:To decrease heating of a semiconductor switch at the time of noload so that the lamp can be lit up immediately after the lamp is replaced by controlling a switching means correspondingly to the voltage level between both terminals of an electric discharge lamp. CONSTITUTION:A switching improvement capacitors C1, C2 and a circuit make and break means 11 are installed in series between both the terminals of the semiconductor switches Q1, Q2 of a inverter. A control means which makes the circuit make-and-break means 11 open corresponding to an output of a detection circuit 5 detecting that the voltage between both terminals of an electric discharge lamp 10 is higher than a noload voltage level is installed. When the voltage between both terminals of the electric discharge lamp 10 is less than the noload voltage level, therefore, if the circuit make and break means 11 is closed by the control means 7 to continuously cause oscillation so that the voltage between both the terminals is more than a noload voltage level, the make and break means 11 is opened by the control means 7 and the capacitors C1, C2 are excluded from the circuit.
Patent JP-H11200321-A (JP)
Title: Blind fence
Inventor: ABE KATSUYOSHI
IPC: E01F7/06
Filed: 1998-01-14
Abstract: PROBLEM TO BE SOLVED: To provide a blind fence which fas a large dazzling light angle and lengthens the durable years by covering respective surfaces of vertical and horizontal frame rods with aluminum and arranging the vertical frame rods in zigzag against the horizontal frame rods. SOLUTION: Vertical frame rods 1 are arranged in zigzag against horizontal frame rods 2 and these vertical and horizontal frame rods 1, 2 are welded together latticelike to obtain a large dazzling light angle. The dazzling light angle 3 can be arbitrarily set by changing the diameter of the vertical frame rods 1 and the distance therebetween and the latticed fence is housed in a frame and fitted to a guard rail or a guard cable. The corrosion resistance and weather resistance can be greatly improved by covering the surface of the vertical and horizontal frame rods 1, 2 with aluminum and hence, the durable years can be increased.
Patent JP-S5598723-A (JP)
Title: Production of multilayer liquid crystal display device
Inventor: TAKAMATSU TOSHIAKI
IPC: G02F1/13
Filed: 1979-01-20
Abstract: PURPOSE:To improve the image quality of the captioned device by applying orientation treatment to one surface of a substrate requiring orientation treatment of liquid molecules on both surfaces then coating the same with a protecting film thence applying orientation treatment to the other surface. CONSTITUTION:Molecular orientation treatment of liquid crystals 24 is performed by a rubbing method. The orientation treatment of the cell inside surfaces of the a front glass substrate 20 and a rear glass substrate 22 is accomplished by a known rubbing method. With respect to a central glass substrate 21, its one surface is rubbed by a method similar to conventional ones, after which the rubbed surface is coated with a protecting film 25 of photoresist or the like by a suitable method. It is then baked at about 80 deg.C to remove the solvent in the resist. After the substrate 21 is cooled, its protecting film 25 coated surface is placed on a substrate holding table 26 and the other surface is rubbed by a roller 27 or the like wound with abrasive cloth. After the completion of the rubbing of both surfaces, the protecting film 25 is stripped with acetone or the like. This method enables the effective prevention of the occurrence of flaws owing to the vibrations of the substrate 21 during rubbing.
Patent JP-H07209239-A (JP)
Title: Inspection equipment for electrode
Inventor: KARIGOME AKIO
IPC: G01N27/26
Filed: 1994-01-24
Abstract: PURPOSE:To provide an equipment for inspecting the quality of a plurality of electrodes simultaneously. CONSTITUTION:The equipment for inspecting a plurality of electrodes comprises a carrier liquid supply source 20, objective solution supply sources 21, 22, a liquid feed mechanism 24, a channel switching mechanism 23 for selecting the liquid feed pipe, a mechanism 29 for inputting and storing the operational sequence and time interval for the channel switching mechanism, a measuring cell 25 for bringing a plurality of electrodes into contact with a seleted liquid flow, a mechanism 26 for detecting a plurality of individual response values obtained from respective electrodes, a mechanism 29 for inputting and storing values to be compared with individual response values, and a mechanism 29 for comparing the individual response value with the value stored in the mechanism 29.
Patent JP-S61168146-A (JP)
Title: Information recording medium
Inventor: NAKAMURA NAOMASA
IPC: G11B7/254
Filed: 1985-01-18
Abstract: PURPOSE:To prevent the oxidation of a recording layer resulting from air and a substrate and to obtain the title medium capable of being used for a long period by providing a silicon carbide layer to protect the recording layer formed on the substrate. CONSTITUTION:Although a recording layer 2 of Te or a chalcogenide material contg. Te is provided on a substrate 1 consisting of glass, etc., antioxidant layers 3a and 3b using a silicon carbide film are formed in the form of a film on the upper and the lower surface of the recording layer 2. To produce the information recording medium, Si is sputtered on the substrate 1 in a methane atmosphere by using Si as a target to form the film of the silicon carbide layer 3a, and the recording layer 2 is laminated on the layer 3a by sputtering Te from the target of the Te. Furthermore, the film of the silicon carbide layer 3b is likewise formed on the recording layer 2. At this time, the film thickness of the silicon carbide layers 3a and 3b is regulated to 1000Angstrom , and the film thickness of the recording layer 2 is controlled to 500Angstrom . Accordingly, the silicon carbide layers 3a and 3b act extremely efficiently as the antioxidant layer even in the deterioration test at high temps. and humidity.
Patent JP-S56103986-A (JP)
Title: Semiconductor controlled motor
Inventor: HAYASHIBARA TOSHIO
IPC: H02P6/06
Filed: 1980-01-23
Abstract: PURPOSE:To obtain the semiconductor controlled motor which does not generate radio wave noises by absorbing the high voltages generated at the time of cutting off the current, by using at least one field winding which is plurally divided for phase-speed control as an absorbing winding whose conducting angle is fixed. CONSTITUTION:The sensed signal from a position sensor 18 is converted into a speed signal in a speed sensing circuit 24, and the difference between said signal and the input signal from the input part 28 is obtained. The outputs of control circuits 30, 32, and 34 in u, v, and w phases, respectively, which receive said difference signal, are fed to the bases of transistors 36, 40, and 44, and the exciting currents of stator windings 38, 42, and 46 are controlled. The outputs from phase voltage absorption control circuits 48, 54, and 60 are fed to the phase of transistors 50, 56, and 62, respectively, and the currents flowing through absorbing windings 52, 58, and 64 which are constituted by dividing the stator winding are controlled. However, in order that the outputs of the voltage absorption control circuits 48, 54, and 60 suppress the generation of the high voltages, the conduction angle is fixed to the electric angle of 120 degrees or more.
Patent JP-H04243840-A (JP)
Title: Eye drop composition
Inventor: YAMAMOTO KOZO
IPC: A61K31/22
Filed: 1991-01-22
Abstract: PURPOSE:To provide an eye drop composition containing an appestatic substance and having appestatic action. CONSTITUTION:The objective eye drop composition having appestatic action is produced by dissolving an endogenic anorectic substance and an appetizing substance in sterilized pure water at a concentration of 1-100 mg/l together with additives or dissolving the above components in water and sterilizing the solution. A conventional appestatic substance having a problem of administration route can completely and easily be administered to enable the direct action of the substance to the central nerve by using the substance as a component of an eye drop composition.
Patent JP-H05255750-A (JP)
Title: Production of seamless steel tube having low hardness and high toughness and excellent in ssc resistance
IPC: C22C38/00
Filed: 1992-01-16
Abstract: PURPOSE:To easily and efficiently produce a seamless steel tube having low hardness and high toughness and excellent in SSC resistance by subjecting a billet of a steel having a specific composition containing Ti and Nb to specific hot piercing continuous rolling and then to specific cooling treatment. CONSTITUTION:A billet of a steel having a composition which consists of, by weight, 0.03-0.20% C, 0.01-0.5% Si 0.15-2.5% Mn, <=0.01% S, <=0.02% P, 0.005-0.1% Al, 0.005-0.1% Ti, 0.005-0.1% Nb, <=0.01% N, and the balance essentially Fe and where prescribed amounts of Cr, Mo, Ca Co, etc., are further added, if necessary, is heated up to >=1200 deg.C and subjected to hot piercing continuous rolling. In the course of the treatment, the billet is subjected to forced cooling down to 1100-900 deg.C and the rolled at >=15% reduction of area of wall thickness. Further, the resulting tube stock whose temp. is regulated to a temp. between 850 deg.C and the Ar1 point is heated up 900-1000 deg.C and finish- rolled at >=(Ar3 +50 deg.C). The resulting finished steel tube is cooled from >=Ar3, and cooling rate is regulated so that it is <=150 deg.C/S at the position at a depth of 2mm from the surface before a temp. right under the Ar1 point is reached and is >150 deg.C/S after that.
Patent JP-H11199693-A (JP)
Title: Foam and its production
Inventor: TAGUCHI HIDEYUKI
IPC: C08F4/619
Filed: 1998-01-14
Abstract: PROBLEM TO BE SOLVED: To produce a shape recovering foam without deteriorating the recovery ratio even when allowed to stand for a long period. SOLUTION: This foam is a closed-cell foam having shape recovering properties at normal temperature and capable of recovering the shape from a shrunk state with a strain width in an elastic deformation region to a dissimlar shape. A resin constituting the closed-cell foam is an olefinic polymer polymerized by using a metallocene based catalyst. The density of the olefinic polymer is >=0.910 g/cm<3> . Furthermore, the foam is a cross-linked closed-cell foam. The gel fraction of a raw material composition before expansion is 20-85%.
Patent JP-H03210565-A (JP)
Title: Photopolymerizable composition
Inventor: YAMASHITA KATSUHIRO
IPC: G03F7/031
Filed: 1990-01-12
Abstract: PURPOSE:To improve the sensitivity to visible light by incorporating an ethylenic unsatd. compd. which is nongaseous at ordinary temp., a specific iron allen complex and a specific p-aminophenyl unsatd. ketone compd. into the above compsn. CONSTITUTION:The ethylenic unsatd. compd. which is nongaseous at ordinary temp., the iron allen complex expressed by formula I and the p-aminophenyl unsatd. ketone compd. expressed by formula II, etc., are incorporated into the compsn. In the formula I, R<1>, R<2> are the same or different groups and R<2> may form a condensed polycyclic compd. with a benzene ring; X' denotes BF4, PF6, AsF6, SbF6, FeCl4, SnCl6, SbCl6, BiCl6. In the formula II, (a) denotes 0 or 1 integer; R<3> denotes -CN, etc.; R<4> to R<14> denote a hydrogen atom or 1 to 24C org. group. The sensitivity is improved up to the region of visible light in this way.
Patent JP-S63175566-A (JP)
Title: Public telephone set
Inventor: TANAKA KEISUKE
IPC: H04M1/66
Filed: 1987-01-16
Abstract: PURPOSE:To surely lock a talking by illegal operation by applying self-check to a fault and inhibiting at least a charged talking accordingly if the fault takes place in a forced cut-off circuit and the forced cut-off is disabled. CONSTITUTION:Means 2, 3 sending a talking loop hit signal to a forced cut-off circuit 4 immediately after a talking loop is closed, detection means 1, 5 detecting the state of the talking loop and a talking control means 7 inhibiting at least the charged talking by the detection output of the detection means 5 during the transmission of the talking loop momentary interruption signal are provided. Thus, after the talking loop at transmission is closed, the self- diagnosis of the forced cut-off circuit 4 is applied immediately and when the closed state is shown in the detected output, at least the charged call is inhibited. Thus, the illegal operation such as talking by the repetition of toll call by a local talking charge is prevented.