baber/WOPTO huggingface dataset:
Patent JP-2001176989-A (JP)
Title: Non-volatile semiconductor memory device and producing method therefor
Inventor: UEDA NAOKI
IPC: H01L29/792
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a non-volatile semiconductor memory device, which has the reliable charge holding characteristics of a non-volatile memory and can lower the voltages of a peripheral circuit and a power source. SOLUTION: Concerning this non-volatile semiconductor memory device, in the shoulder part of a first conductive wafer, electrons are transported through a first gate insulating film between a second conductive impurity region and a floating gate so that information can be written or erased.
Patent JP-H04304245-A (JP)
Title: Foamable thermoplastic molding composition
Inventor: BURUKUHARUTO KEERAA
IPC: C08J9/12
Filed: 1991-12-27
Abstract: PURPOSE: To provide a composition which can give moldings having good pore structure.  
     CONSTITUTION: There is disclosed a foamable thermoplastic molding composition comprising an aromatic polycarbonate and 0.5-5 wt.% hydrate of an inorganic salt. The salt is inert to the polycarbonate and releases its water of hydration only at a temperature of 100°C or above. This composition may optionally further contain up to 10 wt.% nucleator and up to 30 wt.% glass fibers. 
     COPYRIGHT: (C)1992,JPO
Patent JP-2001177397-A (JP)
Title: Phase frequency synchronizing circuit and light receiving circuit
Inventor: HASEGAWA ATSUSHI
IPC: H04B10/556
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To solve a problem of a conventional phase frequency synchronizing circuit that it takes a long time to reach synchronization from an asynchronous state, because a loop filter constant suitable for the asynchronous state cannot be selected. SOLUTION: This phase frequency synchronizing circuit is consists of a phase comparator 10, that outputs a voltage in response to the phase difference of a clock based on an input signal as a reference, a frequency comparator 20 that discriminates the magnitude relation of a clock frequency by using a transmission speed of the input signal as a reference and provides an output of a binary signal, a synchronization discriminating device 30 that discriminates synchronization of phase and frequency, a 1st switch that receives the output of the phase comparator 10, is closed when the synchronization discrimination device 30 discriminates synchronization and opens, when the synchronization discrimination device 30 discrimination asynchronization, a 2nd switch that receives the output of the frequency comparator 20,  is closed when the synchronization discriminating device 30 discriminates synchronization and opens, when the synchronization discriminating device 30 discriminates asynchronization, a loop filter 40 that receives the outputs of the 1st and 2nd switches, and a voltage-controlled oscillator 50 that oscillates on the basis of the output of the loop filter 40.
Patent JP-H11191086-A (JP)
Title: Data processor, data processing method for data processor and storage medium storing computer readable program
Inventor: INOUE TAKASHI
IPC: G06F3/12
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To automatically select an optimum peripheral device which should execute a service requested even if capability information and service information for peripheral devices are changed by referring to stored capability information and requesting a peripheral device which can execute a service request to do a proper service request when it is decided that the service request can be carried out. SOLUTION: A CPU 1 inquires service and capability information which are proper to a peripheral device and acquires the information. An external memory 11 stores the acquired service and capability information of the peripheral device in an identifiable way. The CPU 1 receives the proper service and capability information which are notified to itself from the peripheral device and updates them. Further, the CPU 1 decides whether a proper service request that is requested is executable by collating with service information stored in the memory 11 and when it is executable, it requests a peripheral device that can carry out a service request for the proper service request by referring to the capability information stored in the memory 11.
Patent JP-H11188430-A (JP)
Title: Press machine
Inventor: AIZAWA HIDETO
IPC: G05B19/4093
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To reduce an initial setup time for a cartridge exchange and eliminate an input error as well by making it unnecessary to input a die information to be required for exchange of the cartridge into a control unit by hand. SOLUTION: This machine applies to a punch press to carry out a processing by exchanging a cartridge 6 mounting plural dies 7, 8. A control means 4 which controls a press machine proper 1 and a memory means 15 to memorize the die information and the like are provided, in which plural die informations Da, Db and a die specific information P for respective dies 7, 8 are correspondingly memorized. A cartridge exchange time input means 17 is installed to the control means 4 to input the die specific information P. To the means 4, a recognition means 20 is installed to recognize the die information D of plural dies 7, 8 memorized in the memory means 15 by the input die specific information P.
Patent JP-H10196140-A (JP)
Title: Filling equipment of natural gas
Inventor: KUJIRAI KANJI
IPC: B60S5/02
Filed: 1996-12-28
Abstract: PROBLEM TO BE SOLVED: To construct a charging equipment of natural gas even in a relatively narrow lot by effectively using a building site. SOLUTION: Natural gas compressed by a compressor 13 is held once in a gas retainer 15 and the high pressure natural gas is charged in a natural gas cylinder of a natural gas vehicle B. A compressor 13 and a gas retainer 15 are installed in the basement 11 and the ground surface of the basement is prepared to allow natural gas vehicles to be charged with the gas to pass thereon. The basement 11 is preferably constituted of two chambers 11a, 11b divided by a partition wall 12. The air-cooling type compressor 13 is installed in one of the basement chambers and the gas retainer 15 is installed in the other chamber respectively. An suction air duct 61 is opened to one of thes chambers and an exhaust duct 62 is opened to the other and an conduction air through hole 63 is formed in the partition wall 12.  The suction air duct 61 and the exhaust duct 62 on the ground are installed in an arrangement area 31 for equipment on the ground.
Patent JP-H11190749-A (JP)
Title: Cross coil instrument
Inventor: SATO KOICHI
IPC: G01R5/16
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a cross coil instrument in which a relative wide range indication characteristics can be obtained through a simple arrangement. SOLUTION: A cross coil instrument 6 comprises a bobbin 1 applied wish a cross coil L, a rotary magnet 2 forming an instrument movement along with the bobbin 1, a pointer 4 secured to the forward end of the rotary output shaft 3 of the rotary magnet 2, and a graduated dial 5 disposed under the pointer 4. The cross coil L comprises one cross wound coil L1 connected in series with a resistance RD or in parallel with a resistance RP, or the coil L has a reversely wound part LR. A constant signal S0 comprising a constant voltage V0 or current I0 is supplied to the circuit of the coil L1 and a signal SS indicating the conduction amount and conducting direction dependent on the liquid level is delivered to the other coil L2 thus obtaining a wide indication through a simple arrangement.
Patent JP-H06192446-A (JP)
Title: Production of easily slidable polyimide film
Inventor: KANEKO ICHIRO
IPC: C08L79/08
Filed: 1992-12-25
Abstract: PURPOSE:To produce in an industrially advantageous manner a polyimide film which still retains the properties and appearance inherent in polyimide film, is freed from impurities and excellent in surface slidability and surface adhesion, and can be used desirably as a flexible printed board. CONSTITUTION:An aromatic tetracarboxylic dianhydride is reacted with an aliphatic diamine in an organic polar solvent to prepare a polyamic solution, which is heated to precipitate fine polyimide particles. A aromatic tetra- carboxylic dinhydride is reacted with an aliphatic diamine in the presence of the obtained fine polyimide particles in an organic polar solvent to prepare a polyamic acid solution containing fine polyimide particles. This solution is formed into a film and imidized to obtain a polyimide film in which the fine polyimide particles are dispersed.
Patent JP-H06200289-A (JP)
Title: Method for purifying natural crude wax
Inventor: ARAI YUTAKA
IPC: C11B11/00
Filed: 1992-12-28
Abstract: PURPOSE:To effectively remove unnecessary ingredients from a natural crude wax by adding a given amount of a solvent to the wax, heating the mixture to around the melting point of the wax to dissolve the wax, cooling the solution to precipitate a solid matter, and conducting solid-liquid separation so that the wax recovered has a given solvent content. CONSTITUTION:A solvent (e.g. a 1-4C alcohol) is added to a crude wax (e.g. one obtained from sugar cane) in an amount of 3-30 times by weight. The mixture is heated to a temp. in the range of [melting point of the wax] + or -20 deg.C to dissolve the wax. The solution is cooled to -10 deg.C to 40 deg.C to precipitate a solid matter. The solid is separated from the liquid with a centrifugal separator, etc., so that the solvent content of the solid becomes 50-90%. A solvent is added to solid thus obtained in an amount of 3-20 times by weight, and the mixture is heated to a temp. in the range of [melting point of the wax] + or -20 deg.C to dissolve the wax. The resulting solvent-insoluble matter containing an insoluble high-density substance is removed by solid-liquid separation at such a temp. The solvent is removed from the resulting wax solution by distillation, etc.
Patent JP-H06199635-A (JP)
Title: Cosmetic
Inventor: KURODA AKIHIRO
IPC: A61K8/00
Filed: 1992-12-28
Abstract: PURPOSE:To obtain a cosmetic, rich in ultraviolet ray protecting ability and having high transparency with hardly any paleness. CONSTITUTION:This cosmetic is obtained by blending amorphous type ultrafine particulate titanium oxide, subjected to the compounding treatment, obtained by a simultaneous vapor hydrolytic method of titanium tetraisopropoxide and an alkylalkoxysilane and having 7-40nm average particle diameter in an amount of 0.1-12 pts.wt. based on 100 pts.wt. product with a polyether-modified silicone in an amount of 0.1-12 pts.wt. based on 100 pts.wt. product.
Patent JP-H0627908-A (JP)
Title: Method for driving liquid crystal display element
Inventor: NAKAGAWA YUTAKA
IPC: G09G3/20
Filed: 1992-12-28
Abstract: PURPOSE:To suppress variation in an optical state small by selecting row electrode subgroups so that specific requirements are satisfied. CONSTITUTION:Selective voltages are applied to row electrodes R1-R4 and a time interval T is a time interval for selecting a row electrode subgroup once when N row electrodes are all divided into row electrode subgroups at every L row electrode. Here, while the specific requirements are satisfied the row electrode subgroups are selected. Namely. (1) L is represented as kNT/tau and determined so that k=20-250, where N is the number of all the row electrodes of the liquid crystal display element, T is the selective time of one row electrode, and T is the mean response time (second) of the liquid crystal display element. (2) Voltages which have a positive or negative amplitude Vr (Vr>0) about an intermediate voltage are applied to the row electrodes when they are selected and the intermediate voltage is applied when not.
Patent JP-2000176549-A (JP)
Title: Bending device for metal plate
Inventor: NAGAI HIROYUKI
IPC: B21D5/01
Filed: 1998-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a bending device suppressing a bump of a flange bent part having an high external appearance quality in various exterior metal sheet parts. SOLUTION: In a bending device of a metal plate to bend a metal plate 1 having a flange 1a by an inner die 2 arranged with a semi circular end face and an outer die 3 sliding along the inner die 2, the inner die 2 is arranged with a R (round) part in which a corner part is chamfered to a curved face, the outer die 3 is arranged with tapered parts 5, 6 inclining outward, a concentrated load is imparted to the corner part of the metal plate 1 between the inner die 2 and the outer die 3.
Patent JP-H05178932-A (JP)
Title: Production of ethylene copolymer
Inventor: YOSHIKIYO MOTOZO
IPC: C08F210/16
Filed: 1991-12-26
Abstract: PURPOSE:To produce an ethylene copolymer which need not be deashed and is improved in mechanical strengths by copolymerizing ethylene with an alpha-olefin in the presence of a specified catalyst. CONSTITUTION:An electron donor and a Ti compound of formula III are brought into contact with a solid obtained by bringing a carrier obtained by reacting a reaction product obtained by reacting 0.1-10mol of an aluminum halide (A) with 1mol of an organosilicon compound (B) of formula I (wherein R<1> is 1-8C alkyl or phenyl; R<2> is 1-8C alkyl; and m is 0-3) with 0.05-4mol, per mol of component A, of a Grignard compound (C) of formula II (wherein R<3> is R<2>; and X<1> is halogen) into contact with at least 1 mol, per mol of component C, of a Ti compound (D) of formula III (wherein R<4> is R<1>; X<2> is X<1>; and n is 0-4) to obtain a solid catalyst component. Ethylene and an alpha-olefin are prepolymerized in the presence of a catalyst comprising the above catalyst component and an organoaluminum compound at 100 deg.C or below under atmospheric pressure to 10kg/cm<2>G, and then copolymerized at 50-110 deg.C.
Patent JP-H06204877-A (JP)
Title: Analog/digital converting circuit
Inventor: YAMADA TSUTOMU
IPC: H03M1/20
Filed: 1992-12-28
Abstract: PURPOSE:To reduce the number of elements by setting up the value of bias voltage impressed to one end of a resistor array for generating reference voltage in accordance with an input analog signal and switching the voltage range of plural reference voltage levels impressed to plural comparing means. CONSTITUTION:In this analog/digital(A/D) converting circuit provided with a control means 11 and correcting means 12, 13 for setting up the bias voltage of a level shifting means Ralpha, SW1, SW2, the level shifting means Ralpha, SW1, SW2 has resistance values set up at a prescribed ratio to the resistance values R1 to R126 of the resistor array R, consists of a resistor means Ralpha connected to the array R in series and controls the bias voltage by switching the current value I1 or I1+I3 of a current flowing into the means Ralpha. The value of the bais voltage impressed to one end R126 of the 1st resistor array R for generating reference voltage is switched in accordance with an input analog signal VIN and the voltage range VR1 to VR127 of plural reference voltage levels is changed to another voltage range VR129 to VR255.
Patent JP-2000185553-A (JP)
Title: Fully opening/closing car roof with freely movable sun shade member
Inventor: STALTMAYER THOMAS
IPC: B60J7/00
Filed: 1999-12-20
Abstract: PROBLEM TO BE SOLVED: To create a car roof that has a transparent cover that can be freely raised and lowered, and a sun shade member that can slide freely, be raised and lowered freely, and is constructed as simply as possible and at a reasonable cost. SOLUTION: This car roof comprises a cover 14 that, in the closed position, seals a roof opening 12 in a fixed roof panel 10, and can be raised for the purpose of ventilation. This car roof also has a freely movable sun shade 16 that can slide from a position in which it closes a field of view from a vehicle interior space 18 toward the cover or the cover roof opening, in order to open up the field of the view toward the cover or the roof opening. The sun shade member can also be raised together with the cover to promote ventilation. The sunshade member 16, when it is within a predetermined positional range with respect to the cover 14, is linked to the cover so that it is driven by the sunshade member when the cover is raised.
Patent JP-H11173225-A (JP)
Title: Dust collector equipment for construction machine
Inventor: AIHARA MITSUO
IPC: E02F9/16
Filed: 1997-12-11
Abstract: PROBLEM TO BE SOLVED: To enable dirt to be easily, smoothly and quickly cleaned out without using any power source such as power source by simple configuration when the inside of a driver's cab and other parts are contaminated with accumulated dust. SOLUTION: This dust collector 30 is connected to a dust discharge passage 20 to which negative pressure-suction force is applied by means of a dust ejector 21. With the dust collector 30, a suction pipe 31 connected to the dust discharge passage 20 is connected to a dust collecting box 32, a flexible pipe 34 made up of bellows is connected to the dust collecting box 32, and a dust collecting nozzle 35 is provided at the tip of the flexible pipe 34. Further, opening and closing valves 36, 37 are provided respectively at a position in the upstream of a connection part of the dust discharge passage 20 with the suction pipe 31, and at a position in the middle of the suction pipe 31.
Patent JP-H11141863-A (JP)
Title: Gas combustion device
Inventor: KOBAYASHI TOSHIHIRO
IPC: F23N1/00
Filed: 1997-11-10
Abstract: PROBLEM TO BE SOLVED: To shorten the time required to ignite a surface combustion type burner. SOLUTION: When an ignition button 1 is depressed to the full, a bypass valve 11 and a main valve 12 are opened, a magnet valve 13 is pushed to open and to form both a main flow passage 18 and a bypass flow passage 19, the gas flows in a burner 40, and the burner is directly spark-ignited. At this time the quantity of the gas to be fed is increased as compared with that in the normal combustion, so the gas concentration is rapidly increased, and the gas is ignited in a short time. When a thermocouple not indicated in the figure detects a flame, the opening condition of the magnet valve 13 is maintained. Thereafter when the ignition button 1 is released, only the bypass valve 11 is closed, and the gas quantity optimum for the combustion is fed to the burner 40.
Patent JP-H11269381-A (JP)
Title: Polyetherimide resin composition having improved ductility
Inventor: PUYENBROEK ROBERT
IPC: C08L79/08
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To obtain a polyetherimide resin composition capable of manifesting a high heat distortion temperature, good room temperature impact performances and an improved impact strength and an improved ductility at low temperatures. SOLUTION: This resin composition contains a polyetherimide resin in an amount of 50-80 pts.wt. based on 100 pts.wt. of the composition, a siloxane- polyether imide copolymer in an amount of 0.5-12 pts.wt. based on 100 pts.wt. of the composition, one or more kinds of resins selected from the group consisting of a polycarbonate resin and a copolyester-carbonate resin in an amount of 15-35 pts.wt. based on 100 pts.wt. of the composition and one or more kinds of components selected from a glycidyl ester-based impact resistance modifier and a siloxane-polycarbonate copolymer in an amount of 0.5-12 pts.wt. based on 100 pts.wt. of the composition.
Patent JP-H11183466-A (JP)
Title: Method for discriminating/determining gypsum in cement
Inventor: SUGAYA HIDEYUKI
IPC: G01N33/38
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To determine α type and β type hemihydrate gypsums while discriminating by determining the conversion rate from hemihydrate gypsum to ≫type anhydrate gypsum in cement when it is heated at a specified temperature within a specified range. SOLUTION: Discrimination/determination of gypsum in a sample cement is performed by heating the sample for 16 hours or longer at a specified temperature in the range of 120-290 deg.C, leaving it in room temperature at relative humidity of 5-50% until the quantity is settled and then measuring the quantity of hemihydrate gypsum A(%) along with the quantities of gypsum dihydrate B(%) and hemihydrate qypsum C(%) of a sample before heat treatment. Using these measurements along wtth the working curve of time ratio of αtype hemihydrate gypsum/β type hemihydrate gypsum and the conversion rate to ≫ type anhydrate gypsum, conversion rate of the hemihydrate gypsum in the sample to | type anhydrate gypsum due to heating is determined according to a specified formula. Subsequently, the ratio of α type hemihydrate gypsum/βtype hemihydrate gypsum of the sample is obtained from the conversion ratio and employed for determining the quantities of α type and β type hemihydrate gypsums.
Patent JP-2001180731-A (JP)
Title: Inner plug
Inventor: TSUCHIDA HARUO
IPC: B65D51/20
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To propose a synthetic resin inner plug prevented from being drawn out by fitting a peripheral wall 8 over an outer periphery of a neck 5 of a container body 2 and causing an engaging protrusion 9 provided to protrude on an inner peripheral surface of the wall 8 to come beyond a locking protrusion 6 provided along the outer periphery 5 of the neck 5 to be engaged wherein the inner plug is tightly fixed to the container body during use, it can be easily removed when disposing of for classification disposal, and the plug is simple in structure and inexpensive to manufacture. SOLUTION: The engaging protrusion 9 is formed as a non-annular form with a part notched, and a fitting recess 16 and an elastically swingably deformable locking piece 18 are provided on an internal side of a lower surface of a peripheral wall 8a on the part where the engaging protrusion is not formed. A lever 21 having a fitting protrusion 22 fitted in the fitting recess 16 to prevent the locking piece 18 engaged with the locking protrusion from swinging is provided horizontally so that it can rise and fall.
Patent JP-2000192040-A (JP)
Title: Liquid crystal display
Inventor: NAITO KATSUYUKI
IPC: G02F1/1335
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display proof against the unevenness of display ascribable to the material coming into contact with the liquid crystal layer or the alignment layer. SOLUTION: This display has a color filter substrate 110 having a substrate 11, a coloring layer 24 disposed on the substrate, and electrodes arranged on the coloring layer; an opponent substrate 120 disposed in opposition to the color filter substrate; and a liquid crystal layer 70 sandwiched between the color filter substrate and the opponent substrate. In this display, the coloring layer contains organic impurities, the hydrophobicity parameter LogP of the liquid crystal molecules contained in the liquid crystal layer is 6 or above, and a liquid crystal composition containing at least 5 wt.% liquid crystal compound terminated with an -OCF3 group.
Patent JP-2000194057-A (JP)
Title: Method for handling customized data of film unit and photographic system
Inventor: DAVID SHIPORA
IPC: G03B27/32
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an improved method and system for handling user data and manufacturer data to which is accessible by a remote controller related to individual film units. SOLUTION: A user access code is produced (404). A logical unit is assigned to a film unit (604). A logical memory unit is separated from the film unit. The logical memory unit represents an identifier. Besides, the logical memory unit is provided with a user sub-unit and a manufacturer sub-unit. The sub-units are independently writable and provided with different access rights. When the film unit is sold (406) or moved by another method, the user access code is associated with the film unit (414) but a manufacturer access code is not associated with it.