baber/WOPTO huggingface dataset:
Patent JP-H043433-A (JP)
Title: Chemical compound semiconductor junction type fet
Inventor: SOMA YUICHI
IPC: H01L29/808
Filed: 1990-04-19
Abstract: PURPOSE:To enable a gate withstand voltage to be increased and a gate junction capacity to be reduced for reducing noise by allowing an impurity concentration of an active layer on a semi-insulation substrate side to be at a higher than that on a surface side of this active layer. CONSTITUTION:In a chemical compound semiconductor junction FET 1, a high- resistance buffer layer 3 is subjected to epitaxial growth on a surface of a semi-insulation crystalline substrate 2 consisting of GaAs and then an N-type lower layer 4a with a high impurity concentration and an upper layer 4b with a lower impurity concentration than that of the lower layer 4a are subjected to epitaxial growth on it, thus forming an active layer 4. Then, an N<+> contact layer 5 is formed on the active layer 4. Then, after eliminating the N<+> contact layer 5 at those other than regions which become a source and a drain by etching, an insulator film 6 such as SiN is formed on the entire surface. A window is provided on the insulator film 6 and an impurity is diffused from this opening to the active layer 4, thus forming a P-type gate region 7. Then, after forming a gate electrode 8 on the region 7, an opening is provided at the insulator film 6 on the source and drain regions, thus forming a source electrode 9 and a drain electrode 10.
Patent JP-H01276262-A (JP)
Title: Dma device
Inventor: GOTO HIROMOTO
IPC: G06F13/28
Filed: 1988-04-28
Abstract: PURPOSE:To execute a DMA to a CPU with no bus releasing mode by receiving a DMA requesting signal from an external system at the interruption terminal of the CPU and making a unidirectional try state buffer and a bidirectional try state buffer into high impedances with an interrupting mode. CONSTITUTION:When a system B execute the DMA to a system A, first, the DMAREQT of a CPU 8 is made into an 'L' level, and the DMA is sent to the system A. Here, the system A goes into an interruption routine, the DMAACKT of a CPU 1 is made into the 'L' level, and a DMA acknowledge is returned. At such a time the outputs of try state buffers 4 and 5 at the CPU 1 side are made into the high impedances, and the try state buffers 4 and 5 at the CPU 8 side of the system B are enabled. Thus, the system B can access a data base 7 of the system A, and the DMA can be executed even to the CPU not to have the bus releasing mode.
Patent JP-S60250104-A (JP)
Inventor: GIYUNTAA BUTSUKENAUAA
IPC: E01D19/06
Filed: 1984-05-22
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-H01105887-A (JP)
Title: Assembly of latch for door and inoperative device thereof
Inventor: PIEERU PERIU
IPC: E05B65/12
Filed: 1988-04-28
Abstract: PURPOSE: To provide a locking/unlocking operation prohibiting device by providing an electric control circuit for a lever and pawl moving means so that a control lever is held in a connected condition to be rotated together with a pawl if power is not supplied and the pawl and a lever are released if power is supplied. CONSTITUTION: An assembly includes a receiving seat 2 for fixing a latch 1 to a door frame and a fork member 3 pivotally secured to a case 5 provided with an opening 6 for receiving it and having two branches 7, 8 for holding the receiving seat 2 therebetween. A pawl 9 pivotally secured to the case 5 and arranged on the receiving seat 2 where a fork member 3 is locked to hold the door in a closed condition and a lever 12 for locking the latch 1 are provided. Sliders 18, 19 are formed corresponding to rods 16, 17 joined to a door opening knob and switches 25, 26 are provided at their ends. When any switch is turned on, a coil 32 in an electric mechanism is magnetized for pulling a plunger 33 therein and the control lever 12 is released from the pawl 9 into an operation prohibited condition.
Patent JP-S61260945-A (JP)
Title: Assembly device for building unit
Inventor: MATSUMOTO CHOZABURO
IPC: B23P21/00
Filed: 1985-05-16
Abstract: PURPOSE:To prevent a floor panel from being bent during its assembly step to aim at sustaining the accuracy of a building unit, by supporting floor panel joists with the use of floor panel joist receiving sections set on floor panel receiving beds, and by supporting bases for the floor panel with the use of base receiving sections. CONSTITUTION:A floor panel 11 is formed as a floor structure, by attaching a surface member to the upper surface of a framework assembly which is formed of side floor panel joists 11A, end floor panel joists 11B and intermediate floor panel joists 11C that are assembled in a rectangular shape. Further, in this floor panel, base 11E are attached to the lower section of side floor panel joists 11A, 11B corresponding to the side edge sections to which wall panels 12, 13 are secured. Accordingly, since the loads of the floor panel 11 and the wall panels 12, 13 set on the floor panel 11 are widely distributed onto several sections of floor panel receiving beds 29 so that it is possible to restrain the floor panel 11 from being bent during the assembly step, thereby it is possible to enhance the assembling accuracy of a building unit 10.
Patent JP-S6016434-A (JP)
Title: Pellet bonding method
Inventor: MIMATA TSUTOMU
IPC: H01L21/52
Filed: 1984-05-25
Abstract: PURPOSE:To obtain the same category and the same pattern element by placing complex frames in opposite direction with each other when a pellet is bonded on a frame of each line transferred intermittently along two groups of transfer lines in a state of continuous or specified length of complex frames formed integrally with plural number of leads. CONSTITUTION:All the pellets 1 which are facing upward in a state of wafer are transferred to an intermediate mounting position 2 by the first head 3A and some of the pellets are transferred to a lead frame of line A using the second head 3B without changing the direction. The other pellets are turned inversely by 180 deg. at the mounting position facing downward and transferred to a lead frame of line B by the second head 3B. In this way, the upwardly facing group and the downwardly facing group are bonded each with a wire by a device 4A or 4B, sent into a forming device 5 and sealed with the flow of resin in opposite direction whereby a sealed object of uniform quality is obtained.
Patent JP-H02285062-A (JP)
Title: Cold rolled steel sheet composed partially of dissimilar material and its production
Inventor: SHIBATA MASAAKI
IPC: C23C8/04
Filed: 1989-04-26
Abstract: PURPOSE:To produce a cold rolled steel sheet composed partially of dissimilar materials having workability and high strength in the parts requiring workability and high strength, respectively, by allowing a nitriding-preventing metal, such as Ni, to adhere partially to a cold rolled steel sheet and carrying out nitriding in the part free from the adhesion of the above metal by means of heating in an ammonia-containing atmosphere. CONSTITUTION:A nitriding-preventing metal consisting of one or >=2 elements among Ni, Sn, Zn, Cu, and Cr is allowed to adhere partially to a cold rolled steel sheet by about 0.5-10g/m<2>. Subsequently, this cold rolled steel sheet is heated at about 400-700 deg.C in a hydrogen atmosphere containing ammonia by about 2-20%, by which the part free from the adhesion of the above nitriding- preventing metal is nitrided. By this method, the cold rolled steel sheet composed partially of dissimilar metals in which workability is provided to the part requiring workability and high strength is provided to the part requiring high strength can be obtained. This steel sheet produces marked effects, e.g. upon the reduction in automobile body weight.
Patent JP-H10302770-A (JP)
Title: Negative electrode material for lithium ion secondary battery and manufacture thereof
Inventor: NEGI NORIYUKI
IPC: H01M10/05
Filed: 1997-04-22
Abstract: PROBLEM TO BE SOLVED: To provide a material capable of avoiding a problem about negative electrode deterioration resulting from the deposition of a dendrite, and displaying discharging capacity and Coulomb's efficiency equivalent to or more than these of the conventional product by composing a negative electrode material for a lithium ion secondary battery of a compound containing elements of two groups bonded at a specific ratio. SOLUTION: A material having a chemical composition of ABx is used to prepare a negative electrode material for a lithium ion secondary battery. In this case, A consists of at least one or more elements selected from a group of Fe, Mn, Co, Mo, Cr, Nb, V, Cu and W. B consists of one or more elements selected from a group of C, Ge, Sn, Pb, Al and P, with Si as an essential element. A preferable result can be obtained by arranging the elements so as to satisfy a condition of 0.5<=(x)<=3. The rate characteristic of the negative electrode further improves by solidifying the composition at a cooling rate >=100 deg.C/sec. from a molten state, and then thermally treating.
Patent JP-S594844-A (JP)
Inventor: RERANDO RUISU HOURANDO
IPC: F25D29/00
Filed: 1983-06-09
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-H04311907-A (JP)
Title: Laser light axis adjustment device
Inventor: FURUSAWA SHINICHI
IPC: G02B7/00
Filed: 1991-04-10
Abstract: PURPOSE:To perform accurate and quick adjustment while seeing the value of a temperature difference displayed in the form of invisible laser output light by using an adjustment device for matching a laser light axis of a laser machine to the center of a reflecting mirror, instead of adjustment of visible light to a center position while seeing the movement of a brightness point on a cross filter by using a light emitting device in the past. CONSTITUTION:Four temperature sensors 18A-18D are adhered to the back of angle adjustable mirrors 3, 4 provided at equal spaces around a mirror center O, where a temperature difference display 21 is installed to display a detected temperature difference between two pairs of temperature sensors each of which has two temperature sensors at symmetrical positions, and the angle of the mirror located on the reflecting light delivery side is adjusted so that the displayed value of the detected temperature difference between two pairs of sensors on the light receiving side mirror can be all zero.
Patent JP-H02283066-A (JP)
Title: Manufacture of integrated circuit
Inventor: SASAKI GORO
IPC: H01L31/10
Filed: 1989-04-25
Abstract: PURPOSE:To obtain an integrated circuit containing PIN-PD, HEMT and HBT in a short period of time by forming a N-type layer of the PIN-PD and a subcollector layer of the the HBT of InP, and forming an electron supply layer of the HEMT and an active layer of N-type AlInAs, GaInAs. CONSTITUTION:A crystal 3 for a HEMT is formed of a GaInAs layer 8 to become an active layer and a N-type AlInAs layer 9 to become an electron supply layer. A crystal 5 for a PIN-PD is formed of a N-type InP layer 10 to become a N-type layer, an I-type GaInAs layer 11 to become an I-type layer and a P-type InP layer 12 to become a P-type layer. A crystal 7 for a HBT is formed of a N-type InP layer 13 to become a subcollector layer, a N-type GaInAs layer 14 to become a collector layer, a P-type GalnAs layer 15 to become a base layer and a N-type InP layer 16 to become an emitter layer. The layers 11 of the crystal 5, the layer 15 of the HBT, the layer 14 and the crystal for the HEMT of an unnecessary region 17 are simultaneously etched by selective etching.
Patent JP-S60247827-A (JP)
Title: Optical storage and writing circuit
Inventor: TANAHASHI YUTAKA
IPC: G11B7/125
Filed: 1984-05-24
Abstract: PURPOSE:To improve the reading margin in the stage of reproduction by forming the waveform of recording power at the large power level in the front edge thereof and the small power level except the front edge thereby decreasing the deviation in the duty ratio which arises with the medium characteristic, the relative speed of the medium and recording head and focusing conditions at the low average power level. CONSTITUTION:The light power to be emitted from a semiconductor laser diode 8 is proportional to the driving current (d) to be supplied and therefore the 1st power level corresponding to the electric current I1 and the 2nd power level corresponding to the current (I1+I2) exist as the power level. The light is eventually irradiated on a storage medium 7 at the large 2nd power level during the time T1 at the front end of a pit and at the small 1st power level except the front edge in the stage of forming the pit. The pit is thus formed at the large power level at the front edge thereof which is particularly of a problem at the boundary between the presence and absence of the pit and therefore the deviation in the duty ratio aristing from the influence of the medium characteristic, focusing conditions, etc. is improved.
Patent JP-H0662783-A (JP)
Title: Production of essence taken out from stem and leaf of sweet potato
Inventor: TAKASHIMA HIROO
IPC: A23L19/00
Filed: 1991-02-04
Abstract: PURPOSE:To make essence taken out from stem and leaf of sweet potato readily edible by immersing leaves and stems of sweet potato in water, concentrating an eluted solution into a gelatinous state, applying the gelatinous material to layer and drying. CONSTITUTION:Leaves and stems of sweet potato are immersed in water and an eluted solution (an essence consisting essentially of potassium compound of naturally-occurring organic material use for food) is concentrated into a gelatinous state. 3g-90g calculated as weight after evaporation of water of the gelatinous material is applied to 3g layer and dried. Consequently, slight bad taste is eliminated and the obtained essence is readily edible.
Patent JP-H06317498-A (JP)
Title: Extinction ratio measuring method in assembling process of polarization maintaining fiber and semiconductor laser
Inventor: YOSHIMA MASAYUKI
IPC: G02B6/42
Filed: 1993-05-07
Abstract: PURPOSE:To measure the extinction ratio of a polarization maintaining fiber quickly with high reliability by setting the next search at the center of the rotational position of a prism for two measurements thereby realizing a high resolution with reduced number of measurements and by decreasing the rotational width of prism step by step thereby eliminating the influence of local fluctuation in the optical output. CONSTITUTION:In step 1, optical output is measured at the rotational position of prism of 0 and 90 degrees. In step 2, two outputs measured at step 1 are compared with each other and then the optical output is measured at positions rotated by + or -45 degrees from the rotational position corresponding to the lower optical output. In step 3, three optical outputs are compared and two lower optical outputs are selected. In step 4, the optical output is measured in the centers of two rotational positions of prism selected at step 3. In step 5, a decision is made whether a set number of measurements are conducted and the flow returns to step 3 if the answer is negative. In step 6 last three optical outputs are compared to determine a minimum optical output. In step 7, a maximum optical output is measured at a position rotated by 90 degrees from the rotational position of prism corresponding to the minimum optical output and in step 8, an extinction ratio is calculated based on the minimum and maximum optical outputs.
Patent JP-S5439522-A (JP)
Title: Multi-item input unit
Inventor: MORISHITA KOUICHI
IPC: G06F3/02
Filed: 1977-09-05
Abstract: PURPOSE: To prevent input miss, by telling the operator the fact if the operator opens a page other than directed one and to reduce the burden of the operator by representing the book number and pages for the items to be inputted, through the provision of the index section on the key mat. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S59231592-A (JP)
Inventor: TAKAHARA YASUAKI
IPC: G09G1/28
Filed: 1983-06-15
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-H07301632-A (JP)
Title: Immunoassay reagent and immunoassay using this reagent
Inventor: YANAGIDA KOJI
IPC: G01N33/531
Filed: 1995-04-28
Abstract: PURPOSE:To provide a fine grain reagent high in sensitivity, specific, stable and reliable so as to enable the detection of toxic drug, a digitoxin level, for instance, by using latex grain with a specific grain diameter, having a carboxylate radical on the surface. CONSTITUTION:This fine grain reagent contains latex grain having a carboxylate radical on the surface and an immune bound body, able to specifically react on a complementary immune reactant, covalently bound thereto. It is desirable that the latex grain used in this case has a grain diameter of 0.10-0.60mum and a surface carboxy occupied area (the carboxylate residual radical density measured in square angstrom) of 10-30 square angstrom. The combination of this grain size and relatively small surface occupied area creates sensitivity enough to determine an analysis object of less than 1ng/ml, and the serum digoxin level of a patient can be easily measured by using an automatic analyzing device or kit in combination with a buffer for suppressing nonspecific reaction.
Patent JP-S63273445-A (JP)
Title: Preparation of food giving 'surume'-like feeling to palate using whole soybean as raw material
Inventor: FUJISAWA TAKEHIKO
IPC: A23L11/00
Filed: 1987-05-01
Abstract: PURPOSE:To obtain a food giving the feeling of SURUME (dried cuttlefish) to the palate from whole soybean, by extruding gelatinized and cooled soybean with a food extruder furnished with a number of multiple flighted screws having different pitches and inserted into two shafts. CONSTITUTION:Water-washed whole soybeans are crushed, heated, compressed, kneaded and gelatinized by a food extruder having a number of multiple flighted screws having different pitches and inserted into a pair of parallelly disposed shafts 12, 12. Water is poured and added to the soybean from a liquid pouring device 50 and the gelatinized soybeans are extruded through a die 62 furnished with a cooling device 70 to obtain a food giving SURUME-like feeling to the palate.
Patent JP-S63273674-A (JP)
Title: Ink composition for water-free planographic printing
Inventor: NAGASE KOICHI
IPC: C09D11/03
Filed: 1987-05-01
Abstract: PURPOSE:To provide the titled ink composition outstanding in substrate stain resistance and light resistance, containing specified amount of particulate titanium dioxide. CONSTITUTION:The objective ink composition containing 1-20 (pref. 1-10) wt.% of titanium dioxide with an average particle size <=0.1mu (pref. <=0.05mu). The vehicle resin component is pref. rosin-modified phenolic resin or petroleum resin; and such a resin with a softening point >=140 deg.C is pref. contained in such amount as to be >=15wt.% in the final ink composition.
Patent JP-S5330889-A (JP)
Title: Driving device of thin film el display device
Inventor: HATSUTA MAKOTO
IPC: G09G3/30
Filed: 1976-09-03
Abstract: PURPOSE: To achieve the improvement in contrast by making compensation of halfselected points in the case of many display picture elements in a thin film EL display device having electrodes disposed in matrix form. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5632155-A (JP)
Title: Stained gas remover of latent image forming machine
Inventor: KAMIYAMA MITSUAKI
IPC: G03G21/10
Filed: 1979-08-23
Abstract: PURPOSE:To remove stained gas of ozones, etc. surely with simple constitution by joining the air flow from a cleaning brush casing and the air flow contg. ozones from chargers. CONSTITUTION:A drum 1 undergoes cleaning of powder from its surface with a cleaning brush 7 after destaticization. While this drum 1 is rotating, a fan 10 creates the flow of air in the direction of an arrow 10A and releases the flow of air of the arrows 2A, 5A and 8A to the outside. When chargers 2 and 5 operate, ozones are generated and flow from casings 2C, 5C to a duct 8. The flow the joins to the air flow from a cleaning brush casing 7C. After the ozone density has dropped, the ozones serely adsorptivelyremoved by means of a filter casing 9 and a are filter 12. With such constitution, the ozone density in the air is lowered and the decomposition of ozones is accelerated by the tner particles in the air flow, thus the stained gas  of ozones, etc. may be removed.
Patent JP-H10281127-A (JP)
Title: Display member for visually recognizing fastened condition in fastened part
Inventor: GOTO BONPEI
IPC: F16B31/02
Filed: 1997-04-09
Abstract: PROBLEM TO BE SOLVED: To reduce the labor of research sharply by visually recognizing whether a fastened part is surely fastened or not from a position separated from the fastened part. SOLUTION: A washer 16, fastened members 12, 11, a washer body display member 21, a spring washer 15, and a nut 14 are arranged in order around a bolt 13, and the nut 14 is fastened. At the time of watching a condition of insufficient fastening, yellow color caused by a material to be recognized visually is not recognized. When a fastening operation is completely carried out, before fastening, the material 3 in a reserving part 4 flows out to a reaching part 5 as the fastening operation is advanced to a condition which is close to a complete condition and the reserving part 4 is compressed. In a condition in which fastening is completed, the inside of the reaching part 5 is filled, and is changed from a recessed shape into a projection shape.  At the time of watching a condition in which the fastening operation is completed from a far side, the yellow color of the material to be recognized visually can be recognized.
Patent JP-S5533159-A (JP)
Title: Electrophotographic method
Inventor: SAITOU TAKASHI
IPC: G03D5/06
Filed: 1978-08-31
Abstract: PURPOSE:To make possible high speed developing by letting the liquid-retentive porous elastic member of a roller for wet type developing be of the specified hardness and specifying the pressure contact pressure at the developing. CONSTITUTION:A liquid-retentive porous elastic rotator 3 provided around a conductive and rigid core member 2 is formed by nitrile rubber or other of 10 to 40 in ASKER C-type hardness. If the pressure contact force is so adjusted as to become 100 to 800g/cm in line pressure when this rotator 3 makes pressure contact to an electrostatic latent image carrier, the compressive elastic deformation and restoration of the rotator 3 are well accomplished and the high speed wet type developing through squeezing and supplying of liquid develing solution and removing of excess liquid developing solution may be accomplished.
Patent JP-S58223848-A (JP)
Title: Microprocessor
Inventor: TANAGAWA KOUJI
IPC: G06F15/78
Filed: 1982-06-23
Abstract: PURPOSE:To shorten the development period of a microprocessor or a microcomputer along with a cost reduction, by incorporating a debug circuit which can test a program in a short time. CONSTITUTION:When the debug signal SIN of a signal terminal 26 is logic ''0'', a normal function of a microcomputer is obtained in accordance with an instruction delivered from an external ROM2. If it is supposed that a debug signal (logic ''1'') is supplied to the terminal 26 in a machine cycle M2, the mode is switched to give a test to a program incorporated into the ROM2. The control signal of a synchronizing circuit 20 resets an instruction register 4 and therefore executes an inactive instruction regardless of an instruction delivered from the ROM2. At the same time, a signal is delivered from a gate circuit 21 to inhibit an increment of a program counter 3. Thus the counter 3 holds its contents.
Patent JP-S61266039-A (JP)
Inventor: SATOU RIYOUICHIROU
IPC: H02J13/00
Filed: 1985-05-21
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。