baber/WOPTO huggingface dataset:
Patent ID-28097-A (ID)
Inventor: DESAI BHARAT
IPC: C09B57/08
Filed: 1998-05-29
Abstract: 1,8-Naphthalimide derivatives of Formula (I) are useful as fluorescent dyes:    <IMAGE>  I.  wherein R1 and R2 are each independently selected from the group consisting of branched alkyl groups containing 7-8 carbon atoms and alkyloxyalkyl groups containing 4 to 24 carbon atoms.
Patent JP-H07205381-A (JP)
Title: Laminated bag for packaging food
Inventor: SHIMAMURA ETSUO
IPC: B29L31/00
Filed: 1994-01-11
Abstract: PURPOSE:To provide a laminated bag for packaging food improved in falling impact strength and using a stabilizer safe to a human body. CONSTITUTION:In a laminated bag for packaging food having a non-stretched film composed of polyolefin as the innermost layer, the polyolefin film being the innermost layer contains at least one kind of a stabilizer selected from sesamol, quercetin, morin, ferulic acid, catechin and chlorogenic acid. This laminated bag for packaging food is heat-treated at temp. from 70 deg.C to the m.p. of polyolefin.
Patent JP-H05243515-A (JP)
Title: Semiconductor memory
Inventor: HONDA ATSUSHI
IPC: H01L21/822
Filed: 1992-01-08
Abstract: PURPOSE:To improve the characteristics of a stack-type memory cell capacitor in DRAM. CONSTITUTION:After a groove is formed in stack polysilicon 6 to be a lower- layer electrode, a capacity insulation film 7 is formed. Capacity opposed- electrode polysilicon 8 to be an upper-layer electrode is formed thereon. According to this constitution, it is possible to enlarge a surface area of the stack polysilicon and thereby to increase a charge storage capacity of a memory cell.
Patent JP-H05183326-A (JP)
Title: Antenna for mobile radio equipment
Inventor: OGAWA KOICHI
IPC: H01Q9/16
Filed: 1992-01-08
Abstract: PURPOSE:To provide a rod shaped magnetic flow antenna used for a mobile radio station. CONSTITUTION:A coil antenna formed by using a 1/4 wavelength sleeve formed to a coaxial feeder 101 by a metallic pipe 102 and a coil of a half wavelength used as the basic unit in which one winding or plural windings 103-105 whose winding directions are opposite to each other in the adjacent windings are connected in series, is connected to an inner conductor 106 at an end of a feeder. Thus, the horizontal plane is omnidirectional and two polarized waves being vertically polarized and horizontally polarized waves radiate simultaneously from the antenna.
Patent JP-S52155103-A (JP)
Title: Separation of ni,zn,fe from acid aqueous solution
Inventor: ICHIJIYOU MICHIO
IPC: C22B3/00
Filed: 1977-01-10
Abstract: PURPOSE: To separate and recover successively Ni, Zn, Fe etc. from acid aqueous solution containing these metals by the organic combination of amalgam phase exchange and amalgam electrolysis without Fe precipitation. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H10191971-A (JP)
Title: Xylanase and its gene
Inventor: KAMIO YOSHIYUKI
IPC: C12N9/36
Filed: 1997-01-08
Abstract: PROBLEM TO BE SOLVED: To obtain a xylanase capable of efficiently producing xylooligosaccarides from xylan existing in plants belonging to the genus Gramineae and a gene encoding the enzyme. SOLUTION: This xylanase is isolated from the Aeromonas caviae W-61 strain and has the following properties; (1) Activity: mainly produces xylohexaose from Β-1,4-xylan, (2) Molecular weight: 58kDa determined by SDS- PAGE, 51kDa by TSK gel G3000SW gel filtration, (3) Optimum pH: about 5.0, (4) Optimum temperature, about 50 deg.C, (5) Temperature stability: stable for at least 1hr at the optimum temperature and, (6) Temperature range where it is active: 30-70 deg.C.
Patent JP-H05180936-A (JP)
Title: Night voyage supporting device
Inventor: OGAWA SHIZUO
IPC: G01S7/12
Filed: 1992-01-08
Abstract: PURPOSE:To accurately watch other surrounding ships, etc., night and day without receiving any influence from the weather condition and to more clearly recognize the shapes, speeds, courses, etc., of the ships. CONSTITUTION:A target designating means 22 designates a prescribed one of the targets caught by means of radar equipment constituted of a radar antenna 10 and radar indicator 12. A target tracking computing element 20 tracks the designated target and a ship pitching and rolling correction circuit 26 controls the set direction of an infrared camera 14 by correcting the direction with the pitching and rolling alphaR and alphaP detected by means of a sensor 28 for detecting the inclination of a horizontal and vertical axes. The picture of the target caught by means of the camera 14 is displayed on the screen of a display 18. Therefore, the picture of the target can be taken even at night or even under a bad weather condition and the shape, aspect, speed, course, etc., of the target can be recognized in a short time.
Patent JP-S62161930-A (JP)
Title: Operating method for autogeneous furnace
Inventor: GOTO SAKICHI
IPC: C22B15/00
Filed: 1986-01-08
Abstract: PURPOSE:To allow calculated values to be in fair agreement with experimental values and to enable precise control, by conducting an operation according to respective amounts of reaction gas, fuel, solvent, etc., calculated under a calculation system into which the idea that a part of oxygen does not contribute to copper smelting reaction. CONSTITUTION:Elements such as Cu, S, Fe, O, Si, C, etc., constituting charges for an autogeneous copper smelting furnace, such as raw materials, fuel, etc., and reaction products such as matte, slag, etc., are made the objects of material balance calculation, where O contained in the above charges is classified as prepared or not prepared by reaction and the matte, slag, gas among the reaction products are constituted of Cu2S, FeS, FeO, Fe3O4, SiO2, Cu2O, S2, SO2, H2CO, CO2, O2, etc. Then material balance calculation and prescribed equations are solved simultaneously to determine the molar number of each compound present in each phase of the reaction products. Subsequently, the amount of Cu in the matte and the value of Fe/SiO2 in the slag are calculated from the above values and operation is performed so that these values agree with the desired values, respectively.
Patent JP-S58119441-A (JP)
Title: Cooling body for production on thin metallic strip solidified by quick cooling
Inventor: KAMISHITA MAMORU
IPC: B22D11/06
Filed: 1982-01-11
Abstract: PURPOSE:To obtain a thin strip solidified from molten metal having high strength, high heat conductivity and excellent strippig property of the thin strip by providing coating layers of a composite material consisting of a copper material reinforced with carbon fibers, etc. on the surfaces of cooling bodies which solidify molten metal by cooling. CONSTITUTION:Molten metal is ejected from an ejecting nozzle 2 provided to a vessel 1 for molten metal onto the cooling surfaces formed of twin rolls 3, 3', and is solidified by quick cooling to form a thin strip 4 which detaches from the outside circumferential surfaces of the rolls 3, 3'. Coating layers 5, 5' of a composite material consisting of carbon fibers or graphite fibers or their mixture as a reinforcing material and copper or a copper alloy as a matrix are provided on the surfaces of the rolls 3, 3' in contact with the molten metal and the solidified thin strip. The layers 5, 5' are adhered to the surfaces of the rolls 3, 3' by using adhesive agents, etc. having good heat resistance and heat conductivity. A large amt. of the uniform strips are produced at a high speed by such cooling bodies.
Patent JP-S5285666-A (JP)
Title: Speed control device for electro-magnetic gear
Inventor: SHIBATA FUKUO
IPC: H02P17/00
Filed: 1976-01-07
Abstract: PURPOSE: To provide a device for controlling a load continuously up to a low speed region by arranging an armature winding in one of the opposing two rotors and by arranging an electric field winding in the other rotor, and further by connecting mechanically a rotor of electro-magnetic coupling with a rotor of other rotary electric machine. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05190999-A (JP)
Title: Printed-wiring board for ic card use
Inventor: SATAKE HIROAKI
IPC: B42D15/10
Filed: 1992-01-08
Abstract: PURPOSE:To provide a printed-wiring board for IC card use, wherein the rigidity of its own body can be increased by a simple structure and as the result, the durability of an IC card is improved. CONSTITUTION:In a printed-wiring board for IC card, which is provided with an insulative base, on which a conductor circuit and a contact terminal are formed, and is mounted with an electronic component, the insulative base is constituted as one containing at least two layers of textile reinforcing layers and at the same time, the reinforcing layers are arranged in such a way that the directions of threads forming these respective textile reinforcing layers intersect within an extent of 20 to 70 deg. to each other.
Patent JP-S59128350-A (JP)
Title: Purification of 1,2,3,4-butanetetracarboxylic acid
Inventor: EGAWA AKIO
IPC: C07C55/24
Filed: 1983-01-11
Abstract: PURPOSE:To purify the titled compound useful as an epoxy curing agent simply in high quality, by oxidizing tetrahydrophthalic acid with nitric acid in the presence of a metallic catalyst to give a crude reaction product, washing it with a mineral acid or organic acid. CONSTITUTION:Tetrahydrophthalic acid is oxidized with nitric acid in the presence of a metallic catalyst to give 1,2,3,4-butanetetracarboxylic acid. In the operation, crude 1,2,3,4-butanetetracarboxylic acid obtained by this method is washed with a mineral acid (e.g., nitric acid, sulfuric acid, hydrochloric acid, etc.) or an organic acid (e.g., acetic acid, propionic acid, etc.) and purified. The desired high-quality substance having <=10ppm metal content can be obtained by a simple method of washing away a salt of metal catalyst and 1,2,3,4-butanetetracarboxylic acid contained in the crude reaction product from the desired substance with a strongly acidic substance without lowering the yield.
Patent JP-2000199924-A (JP)
Title: Finder optical system for single-lens reflex camera
Inventor: OZAKI HIROYASU
IPC: G03B13/06
Filed: 1999-01-07
Abstract: PROBLEM TO BE SOLVED: To provide a finder optical system for a single-lens reflex camera, in which an eyepiece lens can be arranged in the vicinity of the rear end face of a camera without making a focal distance so long. SOLUTION: A focal plane shutter unit 4, a CCD 5 and a recording medium 6 are arranged in that order behind a mirror box 3. A focusing glass 7 and a pentagonal roof prism 8 are arranged above the box 3. A glass block 9 and the eye piece lens 10 are arranged in the order, behind the light-emitting surface 8d of the prism 8.
Patent JP-S58120063-A (JP)
Inventor: KAWASAKI YOSHITAKA
IPC: F25B15/00
Filed: 1982-01-08
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-H04199598-A (JP)
Title: Mounting head replacing apparatus for component mounting machine
Inventor: OOJI SHIRO
IPC: H05K13/04
Filed: 1990-01-08
Abstract: PURPOSE:To provide a mounting head, including a lighting unit and a suction nozzle, simple in structure and replaceable in an integrated manner, by providing a mounting head with, in a removable fashion, a lighting unit for illuminating a component attracted by the suction nozzle. CONSTITUTION:A hollow shaft 11, with a top end thereof being formed into a supporting flange 12, has a suction nozzle 13 at a bottom end thereof, the nozzle being mounted and retractably urged to project. A lighting unit 21, for illuminating the component attracted by the suction nozzle 13, is removably attached to the mounting head. Such an arrangement permits a desired mounting head, selected from a plurality of mounting heads prepared in a storage section, to be situated on the mounting head, and permits the replacement of the mounting head comprised of the lighting unit 21 and the suction nozzle 13, in an integrated manner.
Patent JP-S56100657-A (JP)
Title: Dry type electric dust precipitator
Inventor: OOTA NORIO
IPC: B03C3/76
Filed: 1980-01-14
Abstract: PURPOSE:To eliminate malfunction against synchronization of the opening-closing operation and hammering operation of outlet-inlet dampers and improve reliability by detecting the positions of hammers of hammering devices, and controlling these in a manner as to drive the dampers. CONSTITUTION:The code symbols detected with a hammer position detector 4 indicates the hammering operation start of hammers 2, and when these codes and the codes of scanned damper position indicators 5 coincide, a control output is emitted to drive motors to operate dampers 1 in a closing direction. When the dampers 1 reach full close positions, the full close positions are detected with limit switches, which in turn stop the damper drive motors, after which drive the hammer drive motors, so that the hammers 2 hammer the dust collecting electrodes shut off by the dampers. When the hammer drive motors operate up to the predetermined positions, the hammering is stopped by the codes of the detector 4. The codes are collated with the damper position codes and when they coincide, a control output is emitted and the dampers corresponding to the codes operate.
Patent JP-H11204140-A (JP)
Title: Lithium secondary battery
Inventor: OCHITA MANABU
IPC: H01M10/05
Filed: 1998-01-08
Abstract: PROBLEM TO BE SOLVED: To manufacture a lithium secondary battery having no deformation of a top cover due to vibration, and which is safe in a projectile test, and high in productivity. SOLUTION: A hollow resin center pin 5 having a projection 7 is inserted into the central part of a spirally wound electrode group such that the projection 7 comes in contact with the inner wall surface of the central part of the electrode group. The projection 7 is formed such that the projecting degree of the rear part of the projection positioning in the rear with respect to the insertion direction of the center pin into the central part of the electrode group is made larger than the projecting degree of the front part of projection positioned in the front.
Patent JP-S5598196-A (JP)
Title: Fractionation of fibrinogen or its constituents and their use
Inventor: SASAKI KAN
IPC: G01N33/68
Filed: 1979-01-16
Abstract: PURPOSE: To obtain fibrinogen or its fractionated constituents 1 and 2 quantitatively, by bringing a fibrinogen-containing composition into contact with an amino carboxylic acid in the presence of an ionic strength adjustor in an aqueous medium.  
     CONSTITUTION: A fibrinogen-containing composition, e.g. blood plasma, is brought into contact with an amino-carboxylic acid, e.g. glycine, of the formla (n is a positive integer, preferably 1W3) in the presence of an inonic strength adjustor, e.g. sodium chloride, in an aqueous medium to isolate the fibrinogen or its constituents 1 or 2 separately in high purity. The quantitative isolation is useful for diseases induced from abnormal blood coagulation, e.g. hemorrhagic diseases, thrombosis, and D1C syndrome (intravascular coagulation syndrome) and diagnosis on liver diseases. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5699642-A (JP)
Title: Method of preventing sink mark on injection-molded parts
Inventor: TSUCHIYA YOSHITAKA
IPC: B29C41/00
Filed: 1980-01-12
Abstract: PURPOSE:To readily mold a resin product having excellent external appearance by forming hollows on both sides of the base part of a rib or the like so that the cooling speed at the base part is made equal to that of the other part in order to prevent generation of sink marks on the surface resulting from the discrepancy between the cooling times of the surface and the interior. CONSTITUTION:A mold 4 is used in which circularly expanded parts 5 encroaching on the molding space S1 for an injection-molded product 1 are formed at the positions corresponding to the positions on both sides of the connecting part of a rib 3 and a slab part 2 on the projecting side of the rib 3. Each expanded part 5 has a large contact area with fused resin, and liberated heat of the interior 2a of the connecting part is radiated through the expanded part 5. Accordingly, the radiation lag due to increase of thickness can be prevented.
Patent JP-S63169788-A (JP)
Title: Semiconductor laser device
Inventor: OGOURA HIDEYA
IPC: H01S5/00
Filed: 1987-01-07
Abstract: PURPOSE:To obtain a semiconductor laser device which can stably control its output by forming a monitor beam reflecting surface by a recess bent out of a cap. CONSTITUTION:A cap for protecting a semiconductor laser element 5 and a monitoring photodetector 6, etc. is formed on a circuit substrate 2, and a monitor beam reflecting surface 12 is formed therein. The photodetector 6 is formed by a recess bent out of the cap so that the expanding angle theta of a monitor beam (a) introduced to the photodetector 6 becomes theta=45 deg.. Accordingly, the condensed amount of the beam (a) introduced to the photodetector 6 can be increased to obtain sufficient photodetecting amount for controlling an output beam (b), thereby stably controlling an output.
Patent JP-S56111262-A (JP)
Title: Manufacture of semiconductor device
Inventor: SHIRAKI HIROYUKI
IPC: H01L29/78
Filed: 1980-01-11
Abstract: PURPOSE:To facilitate reading the quantity of etching of polycrystalline Si in a subsequent process by etching the polycrystalline Si by a reactive spatter etching method and thereby forming a gate electrode whose side surface is etched vertically. CONSTITUTION:A CVD SIO2 film 2 is etched by using a photoresist film 1 having a pattern formed in a desired figure. Next, under the condition, the polycrystalline Si 3 is etched by the reactive spatter etching method. By the method the Si 3 is etched nearly vertically. Afterward, the film 1 being removed, the side surface of the Si 3 is etched by using prescribed etching liquid. Then, oxidation of the Si 3 is performed. In this oxidation, the Si 3 is oxidized faster than monocrystalline Si in a region corresponding to a source and drain 6 by a phenomenon of oxidation dependent on impurity density. Next, the SiO2 film is etched by the reactive spatter etching method, and thereby the surface of Si on the source and drain is exposed and a contact 5 is formed in a self-matching manner is relation to a gate. Thereafter the source and drain 6 are formed.
Patent JP-S5699537-A (JP)
Title: Keyboard device
Inventor: NAKASHIMA YOSHICHIKA
IPC: G06F15/02
Filed: 1980-01-11
Abstract: PURPOSE:To elevate efficiency for operating a key, by generating a voice corresponding to the depressed key from the speaker. CONSTITUTION:When the key of the keyboard 1 has been depressed, a signal is sent to the encoder 2, in which it is converted to a binary or BCD code. The signal from the encoder 2 is output to the information processing unit 5, executes the prescribed information processing, and also it is sent to the voice signal generator 3. The voice signals corresponding to plural keys 11, 12... are stored in the drum, etc., and the generator 3 generates the voice signal concerned corresponding to the key which has been depressed. This voice signal is input to the speaker 4, and a voice is output. Accordingly, whether the key has been operated properly or not can be confirmed by the voice, and therefore, not only the efficiency for operating the key is elevated but also fatigue of an operator is reduced.
Patent JP-S5594450-A (JP)
Title: Method and apparatus for controlling furnace pressure of metal heating furnace
Inventor: UENO TAISUKE
IPC: C21D9/00
Filed: 1979-01-12
Abstract: PURPOSE:To prevent an invalid consumption of operation power expense of ejector etc., by regulating the pressure in the furnace controlling the furnace pressure regulation damper provided on the flue and the ejector etc. provided on the chimney mutually or in parallel. CONSTITUTION:Furnace pressure of the metal heating furnace 1 is regulated by controlling opening degree of the furnace pressure regulation damper 8 at a low combustion time and controlling the ejector 10 at a high combustion time in the furnace 1 equipped the damper 8 on the flue 6 and the ejector 10 on the chimney 9. Then, opening degree control of the damper 8 and control of the ejector 10, are carried out at the same time in parallel in the limits of the opening degree of the damper 8 from a fixed opening degree or more to full opening, at the time of switching the mutual furnace pressure operation end between the damper 8 and the ejector 10. As a result of it, occurrence of no-control condition is prevented and the operation end is switched without switching shock and then, highly effective control of the furnace pressure is able to carry out always at any combustion time of high or low temperature.
Patent JP-H03208435-A (JP)
Title: Protocol conversion network system
Inventor: OKAMURA TOSHIAKI
IPC: H04L29/06
Filed: 1990-01-11
Abstract: PURPOSE:To realize protocol conversion on request by giving a program required for protocol conversion from a communication protocol management station to a conversion processing general-purpose processor in a protocol converter when a protocol conversion request takes place. CONSTITUTION:A protocol conversion request is informed to a conversion reception processor 8 from an exchange 10 at the outside of a network. A protocol converter 2 starts the protocol conversion processing immediately when a program to execute the protocol conversion on request exists in a memory of own exchange processing general-purpose processor 7. When not in existence, the protocol converter 2 sends a request to allow a communication protocol management station 1 to transfer the required program. Then the program required for protocol conversion is given to the conversion processing general- purpose processor in the protocol converter via a communication line from the communication protocol management station 1. Thus, the protocol conversion on request is realized.
Patent JP-H06207035-A (JP)
Title: Prepreg for carbon fiber reinforced polyfunctional maleimide resin composite material
Inventor: HAYASHI SHIGEJI
IPC: B29B11/16
Filed: 1993-01-11
Abstract: PURPOSE:To provide a prepreg for a carbon fiber reinforced polyfunctional maleimide resin composite material which can impart excellent toughness to the composite material without detriment to the heat resistance inherent in a polyfunctional maleimide resin used as the matrix resin. CONSTITUTION:The prepreg is prepared from carbon fibers as the reinforcement and a polyfunctional maleimide resin as the matrix resin and has a thermoplastic resin molding present on the surface. The carbon fibers are ones treated with at least one organometallic compound selected from among an organotitanium compound, an organozirconium compound and an organozircoaluminum compound.
Patent JP-S5286027-A (JP)
Title: Input output control method
Inventor: KOIDE HIROSHI
IPC: G06F3/00
Filed: 1976-01-12
Abstract: PURPOSE: By using two commands for one data transmission, highly stable data transmission becomes possible without paying too much attention in instrumentation from CPU to I/O devices even with high speed micro-computers. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H06255700-A (JP)
Title: Distributor
Inventor: BIRUHERUMU AA KERAA
IPC: B05C17/01
Filed: 1994-01-14
Abstract: PURPOSE: To provide a compact dispensing appliance for at least two components, which has high efficiency, is suited to various types of driving devices, enables simplified manufacturing, is easily dismantled, and allows easy change of metering ratios. CONSTITUTION: A dispenser is provided with pump assemblies 10 and 11 corresponding to each component, and each of the pumps is connected to a detachable vessel to store a component of at least two components. The outlets of the pumps 19 and 20 end in a common but divorced outlet pipe 9. The pump assemblies 10 and 11 are held in a frame 1 that can be dismantled and reassembled. The cylinders 17 and 18 of the pump assemblies are composed of different segments.