baber/WOPTO huggingface dataset:
Patent JP-S59169146-A (JP)
Title: Semiconductor device using mirror wafer
Inventor: KISHINO SEIGOU
IPC: H01L21/822
Filed: 1983-03-16
Abstract: PURPOSE:To avoid a problem of high cost in case that an epitaxial wafer is employed by forming ultrafine defects in high density in a mirror wafer and differentiating surface regions and lifetimes largely. CONSTITUTION:A Czochralski wafer which contains approx. 1X10<18>/cm<3> of oxygen is used as a substrate wafer, annealed at a low temperature of approx. 800 deg.C or lower to generate lattice defects 3 in extremely high density (10<11>/cm<3> or more) only in the interior 2, annealed in non-oxidative atmosphere of high temperature of 1,000 deg.C or higher, and the surface vicinity 4 and the region 5 near the back surface are formed without defect. Problems such as latch up occurred due to high integration, irregularity of refresh time, and software error due to alpha-ray can be all eliminated.
Patent JP-S58158648-A (JP)
Title: Photoconductive material
Inventor: MISUMI TERUO
IPC: H04N5/335
Filed: 1982-03-16
Abstract: PURPOSE:To obtain a photoconductive material having always stable electrical, optical, and photoconductive characteristics almost unaffected by use environments, remarkably excellent optical fatigue resistance, said properties not deteriorated by repeated uses, superior durability, and residual potential observed not at all or very little. CONSTITUTION:A photoconductive material 100 comprises a substrate 101, the first photoconductive amorphous layer 102 composed on an amorphous material contg. Si as a main component, and the second amorphous layer 106 composed of Si, C, and halogen. The layer 102 has the first layer region 103 contg. O as a component in a distribution state continuous in the thickness direction and rich on th side of said substrate 101, and the second layer region contg. an element of group III of the periodic table, including the region 103 on the side of the substrate 101, and the layer 102 has the following relationship: TB/T<=1, where TB is thickness of the layer region 104, and T is thickness of the layer 102 subtracted by TB.
Patent JP-S60186130-A (JP)
Title: Variable equalizer
Inventor: ISHIKAWA MASAYUKI
IPC: H04B3/06
Filed: 1984-03-05
Abstract: PURPOSE:To attain equalization with high precision even when the kind, thickness, and ambient temperature of a line are changed by adjusting the slope characteristics of the equalizer automatically by a control circuit according to the detection output of a specific pattern as the tail of an output waveform. CONSTITUTION:A PCM signal is inputted to the 1st equalizer 71 which equalizes the slope characteristics of the loss of line characteristics in discrete steps at a reference frequency and its equalization output is inputted to the 2nd equalizer 12. The equalizer 12 removes a reflected wave caused by a bridged tap connected to the line and sends its output to a discriminating circuit 13, comparing circuit 73, and the 1st control circuit 14. The circuit 13 compares the input signal with a reference discrimination level VREG and discriminates and outputs ''1'' and ''0'' of the received PCM signal to the 2nd control circuit 72. The circuit 73 compares the signal from the equalizer 12 with a reference level signal VR and sends its output to the circuit 72. The circuit 14 controls the gain of the equalizer 71 according to whether the peak value from the equalizer 12 is larger than a reference value VP or not and the circuit 72 switches and control slope characteristics of loss to the frequency of the equalizer 71.
Patent JP-H01220660-A (JP)
Title: Picture forming device
Inventor: OKUDA NAOKI
IPC: G03G15/00
Filed: 1988-02-26
Abstract: PURPOSE:To permit jam processing to be facilitated while contriving the miniaturization of a device by constituting paper feed guides, which form paper feed paths of copying paper, being able to open and close in the outside of a main unit. CONSTITUTION:Copying paper 6 is fed transferring to a transcription part 3 from either a paper feed cassette 4 or 5 via paper feed paths 7, 8. The paper feed paths 7, 8 are constituted of one side paper feed guides 9, 10, and doors 12, 13, to which the paper feed guides 9, 10 are secured, are constituted being able to turn to the outside respectively with pivotally mounting shafts 9a, 10a serving as the supporting point, when a jam is generated, the doors 12, 13 are turned as shown by a two-dot chain line, opening the paper feed paths 7, 8 processing the jam. A developing machine storage device B is constituted storing developing machines 2A-2D in a manner of multiple steps enabling a total unit to move in a vertical direction by a driving means. The storage device B, when a sensor detects the jam to be generated in the paper feed paths 7, 8, moves to a position with no interference with opening and closing the doors 12, 13.
Patent JP-H04260493-A (JP)
Title: Treatment of organoammonium compound-containing aqueous solution
Inventor: SHIMIZU SHUNPEI
IPC: C02F1/72
Filed: 1991-02-15
Abstract: PURPOSE:To efficiently and inexpensively treat an aqueous solution containing a specific organoammonium compound by irradiating the aqueous solution with light in the presence of a semiconductor catalyst to decompose the same. CONSTITUTION:An aqueous solution containing an organoammonium compound represented by formula I [wherein R1, R2, R3 and R4 are each same or different and are an org. group selected from a 1-8C aliphatic hydrocarbon group, a 1-8C aromatic hydrocarbon group and -CnH2nOH (n; 1-4) and X<-> is a monovalent, divalent or trivalent org. or inorg. anion) is irradiated with light in the presence of a semiconductor catalyst to be decomposed. A space charge layer capable of easily separating the electron-hole pair generated in a semiconductor by light excitation is present on the surface of the semiconductor coming into contact with an electrolyte. Therefore, by the irradiation with light, an electron and a hole are generated on the surface of the semiconductor catalyst to decompose the organoammonium compound.
Patent JP-S57157352-A (JP)
Title: Register selecting device
Inventor: MAEJIMA HIDEO
IPC: G06F9/22
Filed: 1981-03-25
Abstract: PURPOSE:To decrease the capacity of a microprogram memory, by enabling to select a register designated with a microinstruction through a register designation field of the said instruction without increasing the length of a microinstruction word. CONSTITUTION:A register designation field (r) of a microinstruction entried in a microinstruction register 11 is taken as 3-bit. In case of r=(1,0,0), when an X register is designated, a logic of a gate 40 is established and an output 4d becomes 1. Thus, address signals 4a and 4e is reduced to 0. When the content I of a macroinstruction register is taken as I7=1, I5=1 and I1=1 and  register B is designated, a signal 4g is 1 and a signal 4f is 1, the content of (r) is changed to (0,0,1) and the register B is selected. In case of the rnot equal to (1,0,0), the output 4d of the gate 40 is 0, and similarly, the (r) field of the micro-instruction register is a register address as it is.
Patent JP-H03248798-A (JP)
Title: Gas sealed arc welding wire for heat resistant ferritic stainless steel
Inventor: OKITA SHIGERU
IPC: B23K35/30
Filed: 1990-02-26
Abstract: PURPOSE:To obtain a welding metal of ferritic stainless steel having excellent high temp. strength by adding Nb to the welding wire in the range of satisfying the inequality. CONSTITUTION:This is the gas sealed arc welding wire for heat resistant ferritic stainless steel containing <=0.03wt.% C, <=1% Si, <=1% Mn, 16-22% Cr, <=0.03% N and Nb content satisfying the relation of inequality I and the balance of Fe with inevitable impurities on the production and having the high temp. strength.
Patent JP-S57156871-A (JP)
Title: Connecting method of fe radical and cu radical
Inventor: FUKUMAKI TAKASHI
IPC: B23K20/227
Filed: 1981-03-25
Abstract: PURPOSE:To execute seaming which is high in both connecting strength and  creep strength, by providing an intermediate material between an Fe radical  member and a Cu radical member, melting it, and discharging the intermediate  material by pressure. CONSTITUTION:A Pb radical is selected as an intemediate material, is placed between an Fe plate and a Cu plate, a flux is applied, and high frequency induction heating is performed. At the time point when the intrmediate material  has been melted, heating is halted by putting pressure between the seams. When pressure is put on, the intermediate material which does not form an alloy layer with a material to be seamed is discharged, and on a thin intermediate layer which has formed an alloy layer with the material to be seamed, Fe and Cu which are materials to be seamed are diffused and form a high melting point composite, and tension strength and creep rupture strength of the seaming part are elevated.
Patent JP-H07248799-A (JP)
Title: Method and device for coding/decoding voice
Inventor: MIZUTANI MIKIO
IPC: G10L19/038
Filed: 1994-03-14
Abstract: PURPOSE:To realize a method and device for coding/decoding voice capable of performing a precise voice coding process only by a small number of code books. CONSTITUTION:First of all, the voice data sampled in a prescribed time are discrete cosine-transformed from the data on a time base to the data on a frequency axis. Then, the data on the frequency axis are divided into an imaginary number component and a real number component. Then, an optimal frequency pattern most approximating to the data divided ;o into the imaginary number component and the real number component on the frequency axis from among frequency patterns beforehand stored in the code book 5 is selected, and the optimal frequency pattern is fitted to the data on the frequency axis, and a subtraction process is performed. The subtraction process by a waveform pattern is repeated until the maximum level of the data on the frequency axis after subtraction reaches a prescribed value.
Patent JP-S58160518-A (JP)
Title: Electronic fuel injection device
Inventor: ATAGO TAKESHI
IPC: F02D41/18
Filed: 1982-03-19
Abstract: PURPOSE:To reduce errors in detection due to pulsation, by changing the sampling number of intake air volumes which are used in an internal combustion engine, etc., and is averaged, in accordance with the rotational speed of the engine. CONSTITUTION:The sampling number SIGMAS1 of intake air volumes Q is stored in an ROM in accordance with engine rotational speeds. The signal of air volume Q' which is used for the control is calculated by the following equation, Q'= (Q1+ ...+Qi)/i. For example, the volume of fuel to be injected is calculated in accordance with the Q'. Thereby, errors in detection due to pulsation may be reduced.
Patent JP-H11235192-A (JP)
Title: Production of tetrahydrocurcumins
Inventor: KAMIYA SHUNICHI
IPC: C12R1/44
Filed: 1998-02-24
Abstract: PROBLEM TO BE SOLVED: To obtain a highly pure tetrahydrocurcumin having excellent antioxidative properties and useful for foods, alcoholics, medicaments, cosmetics, etc., in a high yield, by bringing fungus body of a specific microorganism, etc., specific curcumin derivative. SOLUTION: This production method of tetrahydrocurcumins is to bring fungus body of a microorganism having an activity to transform a derivative expressed by formula I (R<1> to R<4> are each H, hydroxy or a lower alkoxy) to a tetrahydrocurcumin derivative expressed by formula II, their culture solution or its treated product, to act on a curcumin derivative of formula I or a composition containing the same and obtain the tetrahydrocurcumin of formula II. The microorganism preferably belongs to the genus Debaryomyces, Saccharomyces, Pichia, Kluyveromyces, Torulaspora, Candida, Lactobacillus, Staphylococcus or Pediococcus.
Patent JP-2000241149-A (JP)
Title: Matching unit of acoustic impedance for ultrasonic wave
Inventor: KATO HATSUNORI
IPC: G01B17/00
Filed: 1999-02-22
Abstract: PROBLEM TO BE SOLVED: To enhance transmissivity of an ultrasonic wave from an ultrasonic transmitter to an object. SOLUTION: A matching unit 1 of acoustic impedance for an ultrasonic wave is set to intervene between an ultrasonic transmitter 2 and an object 3. The matching unit has a layer structure accumulating double layer 1a, 1b. The double layer 1a, 1b is constituted of a first layer 1a-1, 1b-1 consisting of a first material, and a second layer 1a-2, 1b-2 consisting of a second material different from the first material and being continuously connected to the first layer 1a-1, 1b-1 acoustically.
Patent JP-S51117885-A (JP)
Title: Semiconductor device manufacturing method
Inventor: ONO TOSHIHIKO
IPC: H01L23/50
Filed: 1975-04-10
Abstract: PURPOSE: Reliable electrical connection is obtained by making thru-holes of a predetermined depth by gradually removing an insulation lalyer by an etching process and stopping the etching at a point in time the adjacent tantalum film color is faded. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S6426500-A (JP)
Title: Manufacture of transfer material having excellent hiding power
Inventor: OKUNO SHIRO
IPC: B44C1/165
Filed: 1988-02-25
Abstract: PURPOSE: To facilitate the manufacture of transfer material which is not affected by a color of the transferred object by continuously forming on a base sheet, a peel-apart layer, a color inking layer, a shield layer comprising an aluminum powder-containing ink and an adhesive ink layer by a printing method in order. CONSTITUTION: By a printing method, a peel-apart layer 2 is first formed on a base sheet 1 and then, a color inking layer 3 is made on the peel-apart layer 2. Additionally, a shield layer 4 comprising an aluminum powder-containing ink is formed on the color inking layer 3. The shield layer 4 is made between the color inking layer 3 and the adhesive ink layer 5. The shield layer 4 which completely shields the color of the transferred object after the transfer printing process is formed so that the color to be realized on the transferred object may not be affected by the color on the transferred object when decorating a plastic container. The shield layer 4 used for the foregoing purpose is made from ink wherein the aluminum powder or the aluminum paste is diffused and mixed with an appropriate volume of resin and solution.
Patent JP-S62200840-A (JP)
Title: Link unit for programmable controller
Inventor: TAKEMURA HIROAKI
IPC: G05B19/05
Filed: 1986-02-28
Abstract: PURPOSE:To quicken the transmission speed by providing an input means designating a master station and a slave station, designating a priority equipment and designating the polling generation frequency, a control means at the master station mode and a control means at the slave station mode and designating the priority equipment and the frequency of polling generation as to the equipment designated as the master station. CONSTITUTION:Plural PC link units 1 such as No.0 equipment, No.1 equipment, No.2 equipment are connected together via a transmission line 2, the No.0 equipment among the is decided as the master station and the other equipments are decided to be slave stations. As to the No.0 equipment, it is decided as the priority equipment as well as the master station, polling is applied with higher frequency than that of the other equipments and data are sent in the broadcasting system among the PC link units. Thus, the transmission delay time to a specific equipment is kept within a prescribed time without fail regardless of the increase in the number of connected equipments.
Patent JP-S62199934-A (JP)
Title: Automatic transmission
Inventor: KATO EIICHI
IPC: B60W10/10
Filed: 1986-02-28
Abstract: PURPOSE:To achieve the smooth start by installing a means for pulling back the control rack of a fuel injection pump for feeding fuel into an engine. CONSTITUTION:A transmission 14 varies the number of revolution of an engine 10 to a prescribed value and transmits said value onto a driving wheel through a propeller shaft 16. A fuel control actuator 20 for controlling the fuel feed quantity by adjusting the position of a control rack is installed on the front edge side of a fuel injection pump 11. When the number of revolution of the engine exceeds a prescribed value, a microcomputer 21 returns the control rack to the reduction side by utilizing the fuel control actuator 20. Therefore, the engine blowing-up is prevented on start, and the smooth starting operation can be achieved.
Patent JP-H07250663-A (JP)
Title: Food-freezing apparatus
Inventor: TAKAHASHI TOSHIO
IPC: A23L3/375
Filed: 1994-03-14
Abstract: PURPOSE:To provide a food-freezing apparatus capable of readily carrying out cleaning operation in a rotating drum charging a food and dry ice snow therein and mixing the food with the dry ice snow under stirring and capable of improving utilization efficiency of dry ice snow. CONSTITUTION:This food-freezing apparatus is provided with a rotating drum 11 for rotating and stirring a food charged therein, a conveyer 13 for feeding the food from the inlet 12 of the rotating drum and a dry ice producing device 15 for feeding the dry ice snow from the inlet of the rotating drum into the inside and a stirring blade 16 for stirring the food is detachably provided.
Patent JP-S57157308-A (JP)
Title: Silo switching control system
Inventor: ITOU MOTONORI
IPC: G05D11/13
Filed: 1981-03-24
Abstract: PURPOSE:To set the contents in a silo to the objective contents and to make the contents in all silos uniform, by reading a signal of detectors at each control period and operating a changer so that a raw material can selectively be charged to a specified silo. CONSTITUTION:A flow of powder and grain of a convetor 3, its powder content X0, powder and grain storage l1 in No.1 silo 10, its content X1, powder and grain storage l2 in No.2 silo 20, its content X2, powder and grain storage l3 in No.3 silo 30 and its content X3 are measured by detectors 4, 5, 17, 18, 27, 28, 37 and 38, respectively. A controlling computer 1 inputs and processes a constant by manual setting from an operator console 11 in addition to the measuring signals of the detectors via a suitable input and output device. The computer 1 has signal input processing externaly and also an output function to the external devices and gives a switching command selects one of the three silos to a charge changer 6.
Patent JP-S62200329-A (JP)
Title: Liquid crystal device
Inventor: YAMAZAKI SHUNPEI
IPC: G02F1/1343
Filed: 1986-02-28
Abstract: PURPOSE:To obtain an effective critical electric field by providing successively a dielectric thin film and a thin film floating electrode on a first electrode provided on the inside of one of the substrates, disposing also liquid crystal between a second electrode provided to the inside of another substrate and the floating electrode. CONSTITUTION:Light transmitting electrodes 3, 3' constituting a pair is disposed to the inside of a pair of light transmitting substrate 4, 4'. Further, a dielectric thin film 2 and a floating electrode 6 are disposed on one of the electrodes 3, 3', for example, electrode 3, and liquid crystal 1 is attached to between the electrode 6 and the electrode 3'. An orientation treating layer 5 of the liquid crystal is formed on the side where the electrode 3.. contacts with the liquid crystal 1. The electrode 6 is formed in form of this film from either one among In2O3, SnO2, mixture of In2O3 with SnO2, CdO, ZnO, BP, BN, AlN, GaN, TaN, InN, SbN, or tin nitride, having >=ca.100 times electeconductivity as compared to the thin film 2. By this constitution, a liquid crystal device, having more distinct critical electric field depending on the kind of the charge accumulated in the electrode 6 is obtd.
Patent JP-S60187654-A (JP)
Title: Aluminum alloy for parts to contact with magnetic tape having excellent corrosion resistance
Inventor: YANAGIMOTO SHIGERU
IPC: C22C21/02
Filed: 1984-03-08
Abstract: PURPOSE:To improve corrosion resistance without spoiling wear resistance, coefft. of dynamic friction, mechanical strength, machinability, plastic workability and forgeability by incorporating Si and Mg in the content of a specified range to an Al-Cu alloy as parts to contact with a magnetic tape. CONSTITUTION:An Al alloy contg. 1-6% Cu and Si and Mg in the range enclosed by the point A (0.1% Si, 0.2% Mg), the point B (2% Si, 0.2% Mg), the point C (2% Si, 0.8% Mg), the point D (0.4% Si, 0.8% Mg), the point E (0.4% Si, 1.8% Mg) and the point F (0.1% Si and 1.8% Mg) in the figure and contg. 0.1- 1.0% Fe, 0.005-0.2% Ti, or further >=1 kinds of 0.2-1.2% Mn and 0.2-1.2% Cr or 0.5-2.0% in total of >=1 kinds among Pb, Bi, Sn and Sb along or in combination is used as a material for parts to contact with a magnetic tape in a VTR, etc.
Patent JP-H08239911-A (JP)
Title: Joining metal device for wooden structure
Inventor: SATO YOSHIHIRO
IPC: E04B1/58
Filed: 1995-03-02
Abstract: PURPOSE: To make processing required for fixing of a column executable at a factory, and to improve efficiency in execution of work at a construction site. CONSTITUTION: A joining metal device 6 is integrally composed of an insert part 11 to be inserted into a fitting groove 31 vertically provided at the end face of a rising beam 3 and a fixing part 12 to be fixed to the side face 1S of a column 1. Holding grooves 13 are formed at the upper part of the insert part 11, and pin holes 16 are formed to positions below the holding grooves 13. Connecting pins 34 are buried in the upper part of the rising beam 3. Inclined parts 18 and 19 are formed respectively at the upper and the lower parts of the joining metal device 6. As the rising beam 3 is put from above onto the joining metal device 6, the connecting pins 34 are held with the holding grooves 13 of the joining metal device 6. The grade of ascent for the rising beam 3 can be adjusted correctly with the inclined parts 18, 19 serving as a reference.
Patent JP-S51117648-A (JP)
Title: Liquid crystal indicator
Inventor: MORI KOUSHIROU
IPC: G09F9/00
Filed: 1975-04-08
Abstract: PURPOSE: Reduced electricity can be used in order to activate the liquid crystal indicator with insulating films in layers. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H06257613-A (JP)
Title: Bearing structure for connecting rod
Inventor: MICHIOKA HIROBUMI
IPC: F16C33/12
Filed: 1993-03-03
Abstract: PURPOSE:To reduce fretting abrasion even in the case that a right-allay connecting rod mainly including aluminum is used, by forming a specified coating layer between a connecting rod and a back plate of a bearing, CONSTITUTION:Semi-circular bearings 16 are arranged between a big end 15 of a connecting rod 12 and a crank shaft (not shown). A back plate 162 is superposed on an outer periphery of a semi-circular aluminum-derived bearing alloy 161. A resin coating layer 163 is laminated on the outer periphery of the back plate 162. The resin coating layer 163 is preferably made of ethylene tetrafluoride, polyamide imide, or denaturated polyamide imide. The polyamide imide or the denaturated polyamide imide is mixture of polyamide resin, n- methyl pyrolidone and xylene. Generation of fretting is thus suppressed.