baber/WOPTO huggingface dataset:
Patent JP-H03191534-A (JP)
Title: Field-effect transistor and manufacture thereof
Inventor: KUZUHARA MASAAKI
IPC: H01L29/06
Filed: 1989-12-21
Abstract: PURPOSE:To make possible an election conduction in one-dimensional manner even in the operation of the title transistor under a high electric field by a method wherein pseudo-one-dimensional electron gas generated in an interface at a striped selectively doped heterojunction is controlled by a gate electrode directing in the transverse direction from both side surfaces of stripe structures. CONSTITUTION:A first AlGaAs electron feeding layer 9 which is an n-type first semiconductor layer, a GaAs channel layer 6 which is a second semiconductor layer having a forbidden band width narrower than that of an impurity non-doped first semiconductor layer, a second AlGaAs layer 10 which is the n-type first semiconductor layer, and an AlGaAs insulating layer 11, which is the impurity non-doped first semiconductor layer, are formed in order on a semi-iusulative substrate 8. A laminated structure consisting of the layers 9, 6, 10 and 11 is selectively etched into a plurality of pieces of stripe structures and a gate electrode 3 is formed in contact to the exposed surface of the substrate 8 and the upper surfaces and side surfaces of the stripe structures. In this case, pseudo-first-dimensional electron gas generated in an interface in a striped selectively doped heterojunction can effectively be controlled by the electrode 3. Thereby, an electron conduction of a first-dimensional manner can be maintained under a high electric field.
Patent JP-H07147952-A (JP)
Title: Antimicrobial agent for thermostable microorganism
Inventor: NISHINA ATSURO
IPC: A23L3/3517
Filed: 1993-12-02
Abstract: PURPOSE:To obtain the antimicrobial agent, containing a highly unsaturated fatty acid monoglyceride as an active ingredient, addable to a food, etc., and effective against a wide range of thermostable microorganisms without deteriorating the flavor, appearance, etc., of the food, CONSTITUTION:This antimicrobial agent contains a highly unsaturated fatty acid monoglyceride which is a monoester of a >=18C highly unsaturated fatty acid having >=2 double bonds with glycerol as an active ingredient. The minimum effective concentration of the highly unsaturated fatty acid monoglyceride in adding to a food is preferably >=1ppm. The amount thereof added is preferably 10-8000ppm and the antimicrobial agent is effective against thermostable microorganisms such as Bacillus coagulans IFO-1258, Bacillus stearothermophilus IFO-12550, Clostridium sporogenes IFO-13950 or Clostridium thermoaceticum No. 5801.
Patent JP-H01172860-A (JP)
Title: Image forming device
Inventor: YAMANAKA HIROMICHI
IPC: G03G15/04
Filed: 1987-12-28
Abstract: PURPOSE:To vary the light emission range of irradiation on a photosensitive drum by moving a LED array according to the relative position to recording paper to a photosensitive drum. CONSTITUTION:This device is equipped with the LED array 10 wherein LEDs which emit light according to image information are arrayed, a position detecting means 5 which detects the relative position of the recording paper to the photosensitive body, and a means 11 which moves the LED array 10 according to the detection of the position detecting means 5. The LED array moving means 11 moves the LED array 10 at right angles to the conveyance direction of transfer paper according to information from the conveyance path detecting means 5. Consequently, the irradiation range on the photosensitive drum can be varied.
Patent JP-H04202428-A (JP)
Title: Copolymer polyol
Inventor: YAMAZAKI SATOSHI
IPC: C08G65/26
Filed: 1990-11-30
Abstract: PURPOSE:To obtain a polyether/amide/ester copolymer polyol which is excellent in reactivity with a polyisocyanate even at low temperature and can give a polyurethane foam of excellent low-temperature dimensional stability by reacting a specified amine with an organic acid anhydride and an alkylene oxide in a specified ratio. CONSTITUTION:Tris (2-aminoethyl) amine is reacted with 0.1-1mol, peer mole of the prim. amino group of the amine, of an organic acid anhydride (e.g. phthalic anhydride) and 0.8-4mol, per mole of the prim. amino group of the amine, of an alkylene oxide (e.g. propylene oxide).
Patent JP-H08162123-A (JP)
Title: Polymer electrolyte-type electro-chemical cell and its manufacture
Inventor: TOSHIMA YASUHITO
IPC: H01M8/10
Filed: 1994-12-05
Abstract: PURPOSE: To provide a polymer electrolytic electrochemical cell capable of improving gas permeability and developing high power. CONSTITUTION: The grain size of agglomerated catalyst grains 16, 16' in at least one of both catalyst layers of an electrochemical cell with an anode collector 11, an anode catalyst layer 12, a polymer electrolytic coat 13, a cathode catalytic layer 14 and a cathode collector 15 layered in sequence are distributed gradually smaller as tending toward the polymer electrolytic coat and gradually larger as tending toward the collector. On the side nearer the collector, gas permeability has priority, and on the side nearer the polymer electrolytic coat, the use factor of catalyst is considered important. The best gas permeability and the best use factor of the catalyst is thus obtained in such distribution.
Patent JP-H04204502-A (JP)
Title: Optical reflecting film and forming method therefor
Inventor: KAKINUMA KEIJI
IPC: B24B27/06
Filed: 1990-11-30
Abstract: PURPOSE:To obtain a reflecting film superior in its adhesive property by carrying out metal spattering film formation through a process of applying plasma treatment to surface of a plastic substrate in an inert gas atmosphere containing a carbon-containing substance. CONSTITUTION:A plastic substrate is preferably made of polymethyl methacrylate resin (PMMA) or polycarbonate resin (PC). A material for a reflecting film is preferably aluminum or aluminum alloy. Metal spattering film formation on the surface of the plastic substrate is made to form the reflecting film in an inert gas atmosphere containing a plasma of a carbon- containing substance. Methane, ethane, or the like is suitable as the carbon- containing substance contained in the inert gas atmosphere. (Accordingly, an optical reflecting film having superior reflectance can be formed at high efficiency without damaging the plastic substrate, and its excellent adhesive property on a plastic substrate, particularly, a PMMA substrate can be displayed.
Patent JP-H09167205-A (JP)
Title: Method for picking-up character pattern
Inventor: KASHIYADO MASAFUSA
IPC: G06K9/34
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To correctly remove only character frame at a high speed in fetched image even if entered character is in contact with the character frame by picking-up a character pattern from data on the more inner side than a pickup frame which is formed by means of a right lower end point and a left upper end point in a picked-up external contour point group. SOLUTION: In image data consisting of the data group of lines and points which fetch the image where the character is entered within a rectangular character frame, the left upper end point PO is detected in the data group of the image data at first and, then, the whole external contour points of a graphic adding the left upper end point PO are picked-up by detecting the points which are connected with the left upper end point PO as a starting point. The pickup frame formed by the right lower point Prb and the left upper end point Plt is supposed in the picked-up external contour group and the character pattern is picked-up from data on the more inner side than the pickup frame.
Patent JP-H07193542-A (JP)
Title: Optical amplifier device, optical amplifier design method and optical fiber repeating transmission system
Inventor: NAKABAYASHI YUKINOBU
IPC: H04B10/2507
Filed: 1993-12-27
Abstract: PURPOSE:To hold prescribed amplification factor wavelength dependency even if the input strength level of input signal light is fluctuated by setting the wavelength dependency of an amplification factor to a minimum by means of setting the length of an optical fiber for amplification or amplification active element density with optimum as against the prescribed amplification factor. CONSTITUTION:Input signal light passes through a prescribed branching coupler 2 and is amplified at the time of passing through an erbium added optical fiber 1. Excited light for amplification generated from an exciting light source consisting of a 1.48mum band semiconductor laser is made incident from a direction opposite to signal light through a WDM coupler 3. A part of excessive noise light generated at the time of aplification is guided to a detector 9 by the prescribed branching ratio coupler 2. The strength of noise light detected in the detector 9 is transmitted to a strength level comparison part and an excited light source control part 101. The excited light source control part 101 compares the strength level of excessive noise light with the strenght level which is previously set so that prescribed amplification factor dependency can be obtained, and variablly controls the emitting light quantity for excitation so that the strength levels are matched.
Patent JP-H02177753-A (JP)
Title: Voice storage device
Inventor: TOJIYAMA TAKASHI
IPC: H04M3/50
Filed: 1988-12-28
Abstract: PURPOSE:To prevent deficiency of sound volume or excess of sound volume due to a difference from the installed location of a telephone set by measuring an MF signal sent from a subscriber telephone set and deciding the amplification factor for a received (recorded) voice and a sent (reproduced) voice in response to the reception level. CONSTITUTION:When a phone call is applied to a voice storage device 3 ; a voice guidance urging an input of a membership number is sent from the voice storage device 3 is sent. Then the sound volume is sent at a predetermined level. when the membership number is inputted by a pushbutton, an MF signal receiver 7 estimates a communication loss of a telephone network 2 in response to the difference between the reception level of the inputted MF signal as the membership number and the standard level of the MF signal and decides the amplification factor of 1st and 2nd amplifiers 5, 6 to eliminate the said loss. That is, the communication loss of the telephone network 2 is compensated and the sound volume of the succeeding guidance message and the sound volume of the recording message from the subscriber telephone set 1 are amplified by the amplification factor decided newly.
Patent JP-H02176925-A (JP)
Title: Pointing device
Inventor: KURODA YASUAKI
IPC: G06F3/039
Filed: 1988-12-28
Abstract: PURPOSE:To detect an absolute coordinate of a point which is read by a sensor by detecting brightness of a color band provided on a coordinate plate by a color sensor. CONSTITUTION:On the surface of a coordinate plate 9, a longitudinal band gradated in blue is arranged and printed extending from the darkest blue band 10 to the brightest blue band 11 in the (x) axis direction, and a lateral band gradated in red is arranged and printed extending from the darkest red band 12 to the brightest red band 13 in the (y) axis direction. Accordingly, when brightness of the blue band of a pointed point is known, the (x) coordinate in known, and when brightness of the red band is known, the (y) coordinate is known. A part of an irradiating light beam by a halogen lamp 8 and reflected by the color band on the coordinate plate 9 transmits through a half mirror 2, passes through a red filter 3 and made incident on a photosensor 7, and a part of the remaining light beam is reflected by the half mirror, passes through a mirror 5 and a blue filter 4 and made incident on a photosensor 6, and they are converted to digital values of the (x) coordinate and the (y) coordinate and outputted. In such a way, an absolute position coordinate can be detected.
Patent JP-H02177785-A (JP)
Title: Signal converter
Inventor: UCHIDA TOMOAKI
IPC: H04N7/12
Filed: 1988-12-28
Abstract: PURPOSE:To eliminate disturbance by the folding component of a still picture part by obtaining a differential signal between frames from the output signal of a de-emphasis circuit and that of a frame memory, and controlling the mixing ratio of a mixing circuit. CONSTITUTION:Two signals, the output signal of an in-field interpolation circuit 6 and that of a vertical low-pass filter 15 on which a still picture system processing is performed, are supplied to the mixing circuit 6, respectively, then, a mixing processing is performed. At a motion detection circuit 17, a subtractor 18 takes out the differential signal between the frames, and the differential signal is supplied to a low-pass filter 19. And the malfunction in motion detection due to the folding component can be prevented occurring by the filter 19. In such a way, mixing corresponding to the amount of motion can be obtained when the amount of motion is less than a prescribed level, and only the signal of a moving image system processing is outputted when it exceeds the prescribed level.
Patent JP-H01171844-A (JP)
Title: Manufacture of product with skin
Inventor: FUJII TETSUYA
IPC: B29C69/02
Filed: 1987-12-25
Abstract: PURPOSE:To improve the yield of powdery materials for slush molding, without any problem of deburring, by laminating a skin formed in a multi-layered structure through slush molding and a core layer molded through injection thereby to form a work which is in turn partly trimmed. CONSTITUTION:While a first layer 3 is left in a mold 11 for slush molding and a portion 8 of the layer 3 supposed to trimmed is covered, a second layer 5 of a skin 4 is slush molded. The skin 4 is separated from the mold 11 and set as an insert in a mold form molding a core layer. The resulted skin 4 has no cavities or hollows because of the presence of the first layer 3. Therefore, when the skin 4 obtained in the above-described manner is set in a cavity of the mold for molding a core layer, no problem of deburring is brought about. Then, a core layer 7 is molded through injection and laminated onto the skin 4. A box-shape work W obtained by the foregoing operation is separated from the mold for a core layer, and the portion 8 is trimmed by a water jet or press to form a hole 9.
Patent JP-H06178843-A (JP)
Title: Electronic game apparatus
Inventor: TASAKA KAZUHIRO
IPC: A63F13/52
Filed: 1992-12-11
Abstract: PURPOSE:To facilitate the checking of number selected a random in a game apparatus such as bingo game and 'amida' lottery. CONSTITUTION:A member selected at random and the order selected are stored into a memory 5 to allow the judging of whether the number is selected at random once with ease by inputting a number and to allow the displaying of the number selected at random once indicating the order selected at random.
Patent JP-H11155413-A (JP)
Title: Egg-treating machine
Inventor: YAMASHITA TAKESHI
IPC: B08B3/04
Filed: 1997-12-02
Abstract: PROBLEM TO BE SOLVED: To provide an egg-treating machine that can efficiently dry eggs. SOLUTION: This egg-treating machine is equipped with a bar conveyer (13) that coveys eggs (1) along a conveying route, while the eggs (1) are rotated, an egg washer (30) for washing the eggs (1) and a drier (31) for drying the eggs while they are conveyed with the bar conveyer (13). To the egg drier (31), rotary brushes (40, 41, 42) are attached so that the moisture on the surfaces of the eggs are removed in which the direction of the brush action on the eggs is made reverse to the egg rotation.
Patent JP-2000157227-A (JP)
Title: Machine for producing laver
Inventor: ISAYAMA MITSUO
IPC: A23L17/60
Filed: 1998-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a compact laver production machine having a short longitudinal length of a laver production device by shortening the longitudinal length of the laver production device as much as possible. SOLUTION: In this laver production machine, a laver-peeling device 8 for peeling laver from draining board frames is disposed at the half way of the carrying route of the draining board frame carrier for carrying the draining board frames. A discharging mechanism 27 for discharging the laver peeled from the draining board frames to the outside is disposed just below a peeling mechanism 26 for peeling the laver from the draining board frames in the laver- peeling device.
Patent JP-H08158445-A (JP)
Title: Connecting device for odor exhausting pipe of toilet
Inventor: MOMOSE KAZUMI
IPC: E03D9/05
Filed: 1994-12-09
Abstract: PURPOSE: To facilitate the connection work for odor exhaust pipe to an odor exhaust port, and also improve sealing property of connection. CONSTITUTION: A connecting device 10 to connect an odor exhausting pipe 4 to an odor exhausting port 3 of a toilet 1 is formed with a cylindrical body 11 comprising flexible elastic materials which are provided with flange parts 12 for holding the peripheral edge of the odor exhausting port 3 around the periphery on both sides. Also an outside water sealing rib 13 fitted elastically onto the inner surface of the odor exhaust port 3 is formed projectedly on the outer periphery of the cylindrical body 11 between the flanged parts 12. Then an inside water sealing rib 14 fitted elastically onto the outer surface of the odor exhaust pipe 4 to be inserted is formed projectedly on the inner periphery of the cylindrical body 11 on both sides.
Patent JP-H05165605-A (JP)
Title: Floating point multiplier and multiplying method
Inventor: TAKEBE YOSHIMASA
IPC: G06F7/487
Filed: 1991-12-16
Abstract: PURPOSE:To perform the multiplication of a floating point in accordance with plural kinds of accuracy without increasing the number of components by provid ing a pre-processing means which supplies a processing result to a characteristic arithmetic means as the characteristic of a multiplier or multiplicand. CONSTITUTION:When the characteristic arithmetic means 10 and a post- processing means 20 perform an arithmetic operation and processing with digit width and a bias value in accordance with high accuracy out of two kinds of accuracy, and also, perform the arithmetic operation with low accuracy, the pre-processing means 30a, 30b which unify values in which the characteristic represented in the low accuracy is allocated to the digits from a high-order digit to the one with digit width in accordance with the low accuracy and one is allocated to the remaining digits, and supply them to the characteristic arithmetic means 10 as the characteristic of the multiplier or the multiplicand are provided. When it is possible to perform the multiplication with at least two kinds of accuracy, the multiplier and the multiplicand desired to perform the multiplication and represented in the floating points are separated to the characteristic and a mantissa part, and are inputted to the pre-processing means 30a, 30b, respectively.
Patent JP-S63272547-A (JP)
Title: Thermoplastic elastomer molded product
Inventor: UCHIYAMA AKIRA
IPC: B05D7/02
Filed: 1987-12-25
Abstract: PURPOSE:To provide characteristics of being hard to be damaged on the surface, of good appearance and feeling and being hard to be affected by hydrocarbon group solvents on the surface by providing a primer layer and a top coated layer of specific composition on the surface of a molded product constituted of thermoplastic elastomer. CONSTITUTION:On the surface of a molded product composed of a partly crosslinked substance (100-20 part by weight) of ethylene. alpha=olefin group copolymer rubber and, if required, thermoplastic elastomer containing polyolefin group resin (0-80 part by weight), a primer layer of 10-20 mum membrane thickness containing at least one kind of compound selected from saturated polyester and chlorinated polyolefin. On said primer layer, a top coated layer of 3-30 mum membrane thickness containing at least one kind of compound selected from saturated polyester, acrylic ester resin, polyvinyl chloride and isocyanate resin (in the case the primer layer is composed of saturated polyester only, the top coated layer should at least contain acrylic ester resin.) is provided.
Patent JP-H09169885-A (JP)
Title: Flame resistant thermoplastic resin composition
Inventor: MARUYAMA KAZUNORI
IPC: C08K5/13
Filed: 1995-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain a flame resistant thermoplastic resin composition which has a superior light fastness and sticks lightly to a metal in kneading and molding processes by adding a specific compound together with a halogenated epoxy compound to a styrene resin. SOLUTION: This is a flame resistant thermoplastic resin composition prepared by blending 1-30 pts.wt. compound as represented by formula I [wherein (n) is 0-15; X is bromine or chlorine; R1 is isopropylidene, methylene or sulfonic; R2 , R3 are each 2,3-epoxypropyl or -CH2 CH(OH)CH2 OR4 (wherein R4 is a (bromine or chlorine substd.) alkyl or allyl)] and 0.05-5 pts.wt. compound as represented by formula II [wherein R5 -R10 are each H, -COR' (R' is a 4-30C alkyl or alkenyl); (n) is 0-2] with 10-100 pts.wt. graft copolymer of the mixture of 60-100wt.% aromatic vinyl monomer and 0-40wt.% another monomer and a rubbery polymer and 100 pts.wt. resin mixture composed of 0-90wt.% copolymer of the mixture of 60-100wt.% aromatic vinyl monomer and 0-40wt.% another monomer.
Patent JP-H07190862-A (JP)
Title: Detecting apparatus of temperature distribution of flame
Inventor: TANATSUGI NOBUHIRO
IPC: G01J5/48
Filed: 1993-12-27
Abstract: PURPOSE:To reduce the disturbance in a burning flow due to a cooling structure or the like and to precisely measure the temperature distribution of the burning flow by a method wherein a heat-resistant rod-shaped detecting body is inserted into a high temperature and high speed burning flow, and the surface temperature of the detecting body is imaged by an infrared radiant-temperature camera so as to be displayed as an image. CONSTITUTION:A detecting-body insertion and passage hole 7 is made in a burner casing 1, a rod-shaped detecting body 8 is inserted in the vertical direction of a high- temperature and high-speed burning flow, and the base part of the detecting body 8 is fixed to the casing 1. A carbon/carbon complex body whose emissivity of infrared rays is high and which is heat-resistant is used as the detecting body 8. When an engine is operated and a burning flow is generated, the temperature in every part of the detecting body 8 exposed to the burning flow is raised so as to correspond to its temperature distribution, and infrared rays corresponding to a surface temperature are radiated. The radiated infrared rays are imaged by an infrared radiant- temperature camera 11 via a heat-resistant glass 10, they are converted into a temperature detection signal, the signal is sent to a monitor television 12, and the signal is recorded 13. Thereby, the disturbance of the burning flow is reduced, and the temperature distribution of the burning flow can be measured precisely.
Patent JP-H04197432-A (JP)
Title: Production of ceramic balloon using sirasu as raw material
Inventor: KATAYAMA HIROATSU
IPC: C03B19/08
Filed: 1990-11-28
Abstract: PURPOSE:To economically obtain a ceramic balloon by using a fine sirasu powder as a raw material and adding a melting point lowering agent to granulate the resulting mixture. CONSTITUTION:A ceramic balloon is produced by a method wherein a fine sirasu powder is used as a raw material and a melting point lowering agent is added thereto and the resulting mixture is granulated to be dried and the obtained granule is foamed and baked at 850-950 deg.C. In a more concrete method of a ceramic balloon manufacturing method using sirasu as a raw material, the fine sirasu powder with a particle size of 44mum or less generated in the sirasu industry is used as the raw material and an aqueous sodium hydroxide solution is used as the melting point lowering agent so that sodium hydroxide becomes 9-11% by wt. of the raw material. In the aforementioned method, the particle size of the foamed and baked ceramic balloon is pref. set to about 1.2mm or less. The melting point lowering agent is a material promoting the softening of a vitreous substance and, concretely, alkali metal hydroxide such as sodium hydroxide or potassium hydroxide is used.