baber/WOPTO huggingface dataset:
Patent JP-H1056124-A (JP)
Title: Lead frame and bottom lead semiconductor package
Inventor: KIM SUN DONG
IPC: H01L23/495
Filed: 1997-06-13
Abstract: PROBLEM TO BE SOLVED: To enable wire bonding to be simply performed even for a semiconductor device wherein chip pads are formed in the center of the chip. SOLUTION: Second flat leads 15 are bonded to the centers of the upper surfaces of first leads 12 of a lead frame via conductive double-sided tapes 14, and a semiconductor chip is bonded via insulating double-sided tapes 16 on the other surfaces of the lead frame where the second leads are not attached. Conductive wires 21 are connected between center chip pads and the leads 12 to form the structure with the surface of each bottom lead exposed.
Patent JP-H086248-A (JP)
Title: Photosensitive resin composition
Inventor: TOMONAGA TORU
IPC: H01L21/027
Filed: 1994-06-16
Abstract: PURPOSE:To obtain a photosensitive resin compsn. excellent in photosensitivity and resolution and especially suitable for use as the material of the insulating layer of a printed circuit board, the protective film and interlaminar insulating film of IC, LSI, etc., a liquid crystal orienting film, etc. CONSTITUTION:This photosensitive resin compsn. contains a soln. (A) of polyamic acid represented by the formula [where R<1> is a tetravalent residue of an org. acid component, R<2> is a divalent residue of a diamine component, (n) is an integer of >=1 and each of >=25mol% residues among the residues represented by R<1> and R<2> contains an arom. ring], a photodegradable proton generating agent (B) and a multifunctional potentially electrophilic agent (C) as essential components.
Patent JP-S6047668-A (JP)
Title: Machine for cutting and washing root vegetable
Inventor: YAMAUCHI YUKIO
IPC: A23N12/02
Filed: 1983-08-26
Abstract: PURPOSE:To cut efficiently a stem part and transfer a root vegetable easily to the next washing machine, by providing a top blade engaging groove of a given thickness in the peripheral part of the bottom blade, and placing the top and bottom blades in the meshing state. CONSTITUTION:The shaft 11 of the bottom blade 9 is connected through a chain 12 to a connected driving mechanism of a washing apparatus, and the bottom blade 9 is in the form of peripheral sawteeth (9-a) of a given thickness in the rough surface state having a top blade engaging groove 13 formed in the center thereof. The peripheral part of the top blade 8 is engaged with the top blade engaging groove 13, and the top and bottom blades 8 and 9 are rotated and operated in the partially overlapped state. The speed of the top blade 8 is increased from that of the shaft 11 of the bottom blade 9 and driven connectedly by the shaft 11 through a gear box 10, and the blades 8 and 9 bite easily into the stem part of a root vegetable with certainty. Thus, the stem part is forced into the gap between the top and bottom blades 8 and 9 and cut with certainty even on releasing operator's hold.
Patent JP-S645342-A (JP)
Title: Manufacture of stator for electric rotating machine
Inventor: MARUYAMA SHOICHI
IPC: H02K15/12
Filed: 1987-06-25
Abstract: PURPOSE:To hold a stator winding wall against electromagnetic force, by adjusting a stator so as to keep specified surface pressure between the stator winding and a wedge through an under insulator after the stator is preliminarily dried. CONSTITUTION:A stator is put into a drying furnace to perform preliminary drying under the condition where neither wedge 7 underwedge insulator 8 is provided, i.e. a stator winding 3 is inserted and arranged inside a slot 5. The moisture contained in the insulating layer and the volatile component of a mica tape are thereby removed. A wedge 7 made of epoxy resin glass laminated plates are then fitted into a pair of grooves formed on the gap side of the slot 5. At this moment, an underwedge insulator 8 made of epoxy resin glass laminated plates is inserted between the wedge 7 and the stator winding 3. Its thickness and number of pieces are adjusted so as to obtain specified surface pressure between the wedge 7 and the stator winding 3. After that, epoxy resin varnish is vacuum-injected to impregnate integrally and heat processing is performed for hardening to obtain a stator as illustrated.
Patent JP-S5857746-A (JP)
Title: Complementary semiconductor device
Inventor: ENDOU NOBUHIRO
IPC: H01L29/78
Filed: 1981-10-01
Abstract: PURPOSE:To obtain a complementary metal oxide semiconductor (CMOS) device by  precipitating the single crystal Si film on the single crystal Si substrate and the amorphous dielectric material partially provided on such substrate and by providing the  source, drain and gate thereon. CONSTITUTION:The windows are opened selectively on the thermal oxide film 42 on  the n type Si substrate 41, and the smooth n type single crystal Si 43 is formed over  the substrate at 1,080 deg.C with a pressure of about 80Torr using H2 as the carrier and  SiH2Cl2. The surface is then covered with the oxide film 44, the p well 45 is formed  by the ion implantation and these are adjusted to the desired threshold voltages respectively. The poly-Si 46 and Si3N4 47 are selectively deposited and then the n layer 48 is  formed by ion implantation. After the annealing, the Si3N4 47 is removed, the boron B  is diffused into the poly-Si 47 and the patterning is carried out. Next, the boron ion is  implanted in order to form the P layer 49, which is then covered with the phosphosilicate glass PSG50 after the thermal treatment. Succeedingly, the A electrode 51 is provided and the Al-Si alloy is formed under the H2 atmosphere, thus completing the  device. According to this structure, the diffusion capacitance dielectrically isolated from the diffused region of so-called channel stopper is remarkably reduced, facilitating the  high speed operation and micro-miniaturization.
Patent JP-2000345203-A (JP)
Title: Surface-modified nickel fine powder
Inventor: ARAKI TAKAYUKI
IPC: H01M4/62
Filed: 1999-06-03
Abstract: PROBLEM TO BE SOLVED: To provide surface-modified nickel fine powder having characteristics suitable for use as the internal electrode material of a laminated ceramic capacitor and particularly excellent in thermal shrinking characteristics. SOLUTION: In this surface-modified nickel fine powder, the surfaces of metallic nickel fine particles are modified by a phosphoric, phosphorous or hypophosphorous compd. that is phosphoric acid, phosphate, phosphoric ester, phosphoric acid, phosphorous ester, hypophosphorous acid, hypophosphite, hypophosphorous ester, phosphoric acid group-bonded organic metallic salt, phosphorous acid group-bonded organic metallic salt, hypophosphorous acid group-bonded organic metallic salt, a phosphorous acid group-bonded coupling agent, a phosphorous acid group-bonded coupling agent or a hypophosphorous acid group- bonded coupling agent.
Patent JP-H05346695-A (JP)
Title: Image forming device
Inventor: DEKI TAKESHI
IPC: G03G15/22
Filed: 1992-06-16
Abstract: PURPOSE:To form plural images with a simple constitution in an image forming device provided with plural image forming parts. CONSTITUTION:In the image forming device having two groups of the image forming parts A and B composed of photosensitive bodies 1A and 1B, electrostatic charging means 2A and 2B, development shields 3A and 3B, transfer means 4A and 4B, cleaning means 5A and 5B, fixing means 10A and 10B, etc., the image forming parts A and B are provided with a transfer belt 7 wound on plural rollers 6 and 6' held in between.
Patent JP-H0323637-A (JP)
Title: Bipolar transistor
Inventor: SATAKE HIDEKI
IPC: H01L21/331
Filed: 1989-06-21
Abstract: PURPOSE:To obtain a bipolar transistor which operates at high speed in a low-temperature region by a method wherein a width of a base region of an intrinsic element part is larger than a width of an electrode of an emitter region and a thickness over the whole base region is made uniform. CONSTITUTION:An N-type high-concentration single-crystal Si layer 13 to be used as a collector region is formed in a P-type Si substrate 11; a low- concentration single-crystal Si layer 17 is formed at its upper end so as to be surrounded by an oxide film 15. A dish-shaped base region 21 is formed at the upper part of the Si layer 17 so as to be extended from a P-type region 19; its thickness is made uniform over a range of larger than an opening width of an emitter region 23. A polycrystalline Si film 25 and an Al emitter electrode 27 are formed one after another at the upper part of the emitter region 23. By this constitution, even when an electric-current path between the emitter and the collector in the base region is changed, a distance of the electric-current path becomes the same; a high-speed operation at a low temperature of -55 deg.C or lower is realized.
Patent JP-H0821809-A (JP)
Title: Secondary ion mass spectrometry method
Inventor: TANIGAKI TAKESHIGE
IPC: G01N23/225
Filed: 1994-07-08
Abstract: PURPOSE:To provide a secondary ion detecting method (SIMS, SIRIS) capable of preventing the reduction of the detection accuracy due to the crater border effect and making mass spectrometry with high sensitivity. CONSTITUTION:The scanning area and luster size of a primary ion beam on the surface of a sample 30 radiated by primary ions and the aperture size set at the center section are properly combined, the energy distribution region of ions generated from a deposition layer sputtered and re-stuck from the side wall 36 of a crater 34 is cut off by the fine adjustment of an energy filter 12, and only a group of the secondary ions from the surface of the sample 30 are introduced into a mass spectrograph. A laser beam for post-ionization is radiated to sputter grains emitted from the surface of the sample 30 from the side of the surface of the sample 30, and mass spectrometry (SIRIS) may be applied to post-ionized grains.
Patent JP-S5584565-A (JP)
Title: Method and apparatus for electrophoresis
Inventor: KUWABARA TAKESHI
IPC: B03C5/00
Filed: 1978-12-20
Abstract: PURPOSE: To permit a long-term stable automatic analysis as well as improve the separation of each component by increasing the developing method for sample to plural stages in an electrophoresis used for microanalysis.  
     CONSTITUTION: The filter paper 1 is hanged down in the conductive liquid tanks 2 and 3 in such a way as to hang its both ends until the filter paper 1 is sufficiently wetted with the liquid, and then an electric potential enough to cause electrophoresis is applied to the filter paper 1 in the liquid tanks 2 and 3 each of which is provided with the electodes 5 and 6 connected to the power source 4. The electrode 5 is provided in a small scale at the one end of the filter paper 1, and also the electrode 6 is provided in such a way as to entirely cover the filter paper 1. When analyzing a sample in the automatic electrophoresis apparatus, the separating performance for components can be raised because the components present in a sample are developed two-dimensionally and the contamination of developed layer with sample water can be prevented by moving the filter paper. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05316767-A (JP)
Title: Energy generating system
Inventor: KONDO YOSHIJI
IPC: H02N11/00
Filed: 1992-05-06
Abstract: PURPOSE:To provide a novel method for generating energy as a difference between an amplified energy and a thrown-in energy. CONSTITUTION:An energy generating method comprises a step for providing a magnetic body 1 with a conductor coil 2, a step for providing at the opposite ends of the coil with terminals 3, 4 having gap regulating mechanism, a step for providing an AC power supply 5 having variable potential, and a step for feeding the coil 2 with a current 7 having potential overcoming the voltage drop across a resistor having resistance increasing as the gap widens 6 and taking out newly generated energy from the magnetic body 1 in the form of magnetic force.
Patent JP-H026844-A (JP)
Title: Synthetic lithium adsorbent and production thereof
Inventor: ONODERA YOSHIRO
IPC: C01D15/00
Filed: 1988-06-24
Abstract: PURPOSE:To enhance the ability of a synthetic lithium adsorbent to selectively adsorb lithium from a soln. contg. plural kinds of metal ions by preparing the adsorbent with a lithium compd. represented by a specified general formula. CONSTITUTION:A powdery mixture of a lithium compd. with antimony compound oxide is heated at a prescribed temp. of 500-1,000 deg.C to produce lithium- antimony compd. oxide as starting material. Lithium in the compd. oxide is then leached by washing with an acid soln. to synthesize a synthetic lithium adsorbent represented by a formula Li1-xHxSbO3 (where 0<X<1). The lithium compd. used may be lithium carbonate, nitrate, chloride or oxide. The acid soln. used is preferably a mineral acid soln. of <=1pH such as a hydrochloric acid, sulfuric acid or nitric acid soln.
Patent JP-H025931-A (JP)
Title: Electromagnetic wave shielding mechanism of mri device
Inventor: OZAWA YASUSHI
IPC: A61B5/055
Filed: 1988-06-24
Abstract: PURPOSE:To avoid to narrow a gantry photograph space by the second electromagnetic wave shield and to relax an oppressive sensation given to a patient by providing the second electromagnetic wave shield at the front side or near the front side of a gantry insead of providing in the gantry photograph space. CONSTITUTION:The play end of the second electromagnetic wave shield 19 is contacted to the lower side of a patielt bed 7 by the upward enforced power of its spiral spring 20, and its position is regulated, while the rear side opening 5b of the first electromagnetic wave shield 5 is composed to open to allow the putting in and out of the patient bed 7 to a gantry photograph space 1a. In this case, the whole body of the second electromagnetic wave shield 19 is positioned lower than the patient bed 7, that is, at the position out of the route of transfer work of a serious case and the like. As a result, the second electromagnetic wave shield 19 never interferes the work to load and unload the serious case and the like to a cushion 8. To make the sliding of the patient bed 7 smooth, the first roller 21 to rotate contacting to the lower side of the patient bed 7 is installed to the play end of the second electromagnetic wave shield 19.
Patent JP-S5584640-A (JP)
Title: Production of anisotropic resin magnet
Inventor: ANPO TAKESHI
IPC: B29C45/00
Filed: 1978-12-22
Abstract: PURPOSE:To improve use life of a metal mold and enhance magnetic properties of a product with a small magnetomotive force by a method wherein a metal mold having a core of ferromagnetic material and a non-magnetic plate thicker than a product is used for the production of an anisotropic resin magnet by injection molding in a magnetic field. CONSTITUTION:A lower mold plate 2 of an injection molding machine is fitted with an electromagnet 3 and a magnetic pole 4, on which is fixed a metal mold consisting of ferromagnetic mold plates 8-10,12,13 and a non-magnetic mold plate 11. The plate 11 to constitute a product portion is set thicker than a product cavity, and the metal mold is provided therein with a core 16 of ferromagnetic material having a thickness corresponding to the increment of thickness. With a magnetic field developed in a cavity 6 by the electromagnet 3, a mixture of a magnet powder and a resin is injection molded to form a product. Wear of the plate 11 is reduced because  the core 16 is applied with a part of the mold fastening force. Magnetic properties of the product magnet can be improved because the magnetic field in the cavity can  be strengthened.
Patent JP-H094001-A (JP)
Title: Running water switching device
Inventor: KONO YUZURU
IPC: E03C1/086
Filed: 1995-06-23
Abstract: PURPOSE: To promote the thinness of a running water switching device, to obtain a clean mixture of running water and to obtain foamy running water. CONSTITUTION: A lower shower plate 5 is placed on a running water inlet side of a net 3. A large number of holes 3-2 with a caliber larger than that of meshes 3-1 are provided in the net 3. Running water inflow ports 5-1 are provided at positions opposed to the holes 3-2 of the net 3, and an erected wall 5-2 is provided on the outside edge surface section of the running water inflow ports 5-1. When water pressure is enhanced, running water from the running water inflow ports 5-1 flows out of the holes 3-2 with great force to make shower water. When water pressure is lowered, running water from the running water inflow ports 5-1 flows along the inclined surface of the erected wall 5-2, and it runs against mesh surface 3-3 of the net 3 and is despersed to flow out through the holes 3-2 and meshes 3-1 as straight flow water.
Patent JP-H025974-A (JP)
Title: Needle cap of injector
Inventor: KASUYA SHIRO
IPC: A61M5/32
Filed: 1988-06-24
Abstract: PURPOSE:To surely apply a cap body onto the needle of an injector free from the contact of a finger which holds the cap body by installing a holding part extending in the nearly radial direction of the cap body for the cylindrical cap body applied onto the needle of the injector. CONSTITUTION:A needle cap with the holding part 9 in nipped state is shifted towards the supporting member 3 of an injector A, and the installation part 6 of the needle cap is fitted onto the supporting member 3 of the injector A, and then a needle N is covered by the needle cap. Since, when the needle cap is shifted, the holding part 9 is formed so as to extend in the radial direction from the cap body 4, a finger F nipping the holding part 9 is separated from an opened port part 5. Therefore, even if positioning of the opened port part 5 for the needle N is not correctly carried out, the contact of the finger F with the needle N is prevented.
Patent JP-H0324144-A (JP)
Title: Antielectrostatic molding
Inventor: SAKAMOTO MASASHI
IPC: C08L79/08
Filed: 1989-06-22
Abstract: PURPOSE:To obtain an antielectrostatic molding improved in permanent antielectrostatic properties, mechanical properties and heat stability by molding a resin composition containing a styrene resin and a specified polyamideimide elastomer. CONSTITUTION:A polyamideimide elastomer having a relative viscosity >=1.5 at 30 deg.C is obtained by polymerizing caprolactam with a tribasic or tetrabasic aromatic polycarboxylic acid which can form at least one imide ring and 40-80wt.% mixture of at least 50wt.% polyoxyethylene glycol of a number- average MW of 500-5000 with another polyoxyalkylene glycol at 150-300 deg.C while keeping the water content of the formed polymer at 0.1-1wt.%. 100 pts.wt. total of 80-97wt.% styrene resin and 20-3wt.% said elastomer is optionally mixed with 0.01-10 pts.wt. organic and/or inorganic electrolytes, and the resulting mixture is melt-kneaded at 180-280 deg.C and molded to obtain an antielectrostatic molding having permanent antielectrostatic properties and a surface resistivity <1.0X10<14>OMEGA/cm<2>.
Patent JP-S6049879-A (JP)
Title: Cable connector for resistance welding machine
Inventor: KURUMISAWA TAKESHIGE
IPC: B23K11/36
Filed: 1983-08-30
Abstract: PURPOSE:To make a cable easily connectable from an optional direction and to decrease contact resistance and electric power loss with a cable connector by providing plural attaching surfaces to be connected with the cable. CONSTITUTION:A cable connector 21 is provided with a cylindrical part 22 and a plate-shaped part 23 which are constituted in one body. A welding electrode 24 is attached to the lower part of the part 22 and a welding gun 25 to the upper part thereof. The top surface and two side faces of the part 23 are formed as attaching surfaces for a secondary cable 33. A through-hole to be passed with a bolt 29 for connecting the cable is also pierced to the attaching surface 35 on the side face. Even if the cable 33 is to be connected from a vertical direction, the need for L-shaped fittings as in the prior art is eliminated, by which the contact resistance and electric power loss are decreased.
Patent JP-H1011349-A (JP)
Title: Securing system for program execution area and file area of memory
Inventor: TAKAMATSU EMIKO
IPC: G06F12/00
Filed: 1996-06-19
Abstract: PROBLEM TO BE SOLVED: To make it possible to dynamically secure a program execution area and a file area and easily add respective areas by securing areas as many as requested than parting the areas in advance. SOLUTION: When an operating system 1 is actuated, all memories other than memories that the operating system is using are used as file areas and when areas are secured, an address calculating means 21 of a memory manager 2 calculates addresses as many as the areas to be secured; when a program execution area is requested, a memory securing means for the program execution area secures the program execution area from a side LOW to a side HIGH and updates a directory part and when a file area is requested, a memory securing means 25 for a file area secures the file area from a side HIGH to a side LOW and updates the directory part.
Patent JP-S5282897-A (JP)
Title: Water-soluble fire retardant anti-smoke agent improved in pot life
Inventor: NOGUCHI ISAMU
IPC: D21H19/00
Filed: 1975-12-30
Abstract: PURPOSE: To provide a water-soluble fire retardant anti-smoke agent improved in pot life, which remarkably suppress burning and generation of smoke at the time of burning of combustible material, especially cellulosic materials. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H062949-A (JP)
Title: Method and apparatus for controlling storage type electric water heater
Inventor: MIYAISHI YOSHIHIRO
IPC: F24H1/18
Filed: 1992-06-17
Abstract: PURPOSE:To prevent wasteful heating in the case of initial heating of water after a power source is turned ON. CONSTITUTION:A commercial power source 10 for supplying power for 24 hours is used as a power source, and water temperature in a hot water storage tank is detected by a water temperature sensor 3. Control command generating means 5 applies a control command for controlling energization of a heater 2 to an energization controller 11 based on a control mode including a main heating mode to be used to heat in an inexpensive electric light charge time zone and an additional heating mode to be used in the case of additionally heating as required. The additional mode is assembled with the control mode only when an additional heat command is inputted. The means 5 starts controlling of energization of the heater according to the control mode automatically assembled with the additional mode when a power source circuit 9 is electrically connected to the power source 10, and releases assembling of the additional mode with the control mode when an additional heat release command is inputted.
Patent JP-S5857804-A (JP)
Inventor: GEORUGE RETEKE
IPC: H03B5/18
Filed: 1982-09-13
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-S5858318-A (JP)
Title: Laying of assembled pile
Inventor: ENOKI TOSHIO
IPC: E02D5/50
Filed: 1981-10-02
Abstract: PURPOSE:To increase the bonding strength of concrete piles by a method in which fresh water in the place of mud water as a stabilizing liquid is used when excavation is made, fresh concrete is placed to the bottom of the excavated pit to protect footing at the tip of the assembled piles, and filler is packed to prevent the intermixture of disintegrated soil. CONSTITUTION:Soil cement piles A are placed along the periphery of a pile to be constructed to a pillar-row sheating wall B, the gound inside the wall B is excavated, and the excavated pit C is filled with fresh water D to prevent the disintegration of the wall of the pit. Then, a plurally bundled steel tubular pile E is hung down into the pit, and fresh concrete G is placed to protect the footing at the tip portion of the pile E. When the fresh concrete G placed is coagulated insufficiently, a filler I composed of sand, gravel, excavated soil, and lean- mixed fresh concrete is paced into the inside surrounded by the pile E in the pit  C.