baber/WOPTO huggingface dataset:
Patent JP-H10233548-A (JP)
Title: Semiconductor laser device and its manufacture
Inventor: SUZUKI TAKAFUMI
IPC: G02B6/42
Filed: 1997-02-20
Abstract: PROBLEM TO BE SOLVED: To easily control the oscillation wavelength of a semiconductor laser device by a method wherein a very small heater, which heats a semiconductor laser and has a function to make its oscillation wavelength variable, is formed directly on a side facing the semiconductor laser on a substrate. SOLUTION: An SiO2 film 102 is formed on an Si substrate 101 by using a thermal CVD method, and a metal thin film is formed by a sputtering operation. Then, the metal thin film is patterned by a photolithographic operation and an etching operation, and a microheater 103 as a very small heater, bonding pads 104 and lead wires 105 which connect both are formed. Then, when a semiconductor laser 301 is mounted on the substrate 101, it is formed directly on the Si substrate 101 facing the microheater 103. Thereby, the oscillation wavelength of a semiconductor laser device can be controlled by using the microheater 103 in an easy process and by an interconnection.
Patent JP-H04274355-A (JP)
Title: Manufacture of substrate for loading electronic part
Inventor: HIROI ATSUSHI
IPC: H01L23/50
Filed: 1991-03-01
Abstract: PURPOSE:To provide the manufacturing method for a substrate for loading an electronic part, in which each insulating base material is fast stuck sufficiently to each lead and each lead frame section exposed from the insulating base materials is not thinned and which has excellent electrical connection and high reliability. CONSTITUTION:Blackening treatment is executed to copper plating 13 immediately after copper plating 13 in thickness of 1-2mum is executed to a lead frame 12 formed by etching or punching a metal plate, an insulating base material 15 is unified, and a conductor circuit 16 on the insulating base material 15 and each lead 11 are connected electrically by a through-hole 17, thus obtaining a substrate 10 for loading an electronic part, from which the outer lead sections 11a of each lead 11 are projected to the outside.
Patent JP-S53120376-A (JP)
Title: Production of semiconductor device
Inventor: TOUGEI YOSHIIKU
IPC: H01L21/302
Filed: 1977-03-30
Abstract: PURPOSE: To make positive patterning through self-alignment by making combination use of ordinary etching and anisotropic etching for a substrate and forming patterns of sharp edges. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H09224451-A (JP)
Title: Bundling string braking device for binder
Inventor: YASUNAGA AKIO
IPC: A01D59/00
Filed: 1996-02-23
Abstract: PROBLEM TO BE SOLVED: To easily and surely hold a bundling string onto a binder. SOLUTION: A link 31 for connecting an arm 29 of a brake lever system 26 for adding/canceling brake force with a brake plate 25 and the arm 29 are arranged so as to open the brake plate 25 over a supporting at the time of turning operation for canceling brake to a bundling string 5 held between a brake stand 24 and the brake plate 25 formed so as to be freely opened/closed, and a spring 32 is fitted for keeping such an opening state.
Patent JP-H0594179-A (JP)
Title: Electronic musical instrument
Inventor: TERADA YOSHINARI
IPC: G10H1/00
Filed: 1991-03-01
Abstract: PURPOSE:For instance, to allow a period of a special effect and length of one bar to coincide with each other by providing a tempo clock generating means, and allowing both of a special effect of a musical tone and automatic accompaniment to synchronize with a tempo clock. CONSTITUTION:This musical instrument is provided with a performance information input means 1 provided so that performance information can be inputted, a first musical tone signal generating means 2 for generating a first musical tone signal based on the performance information, a tempo clock generating means 9 for generating a tempo clock, a second musical tone signal generating means 2 for generating automatically a second musical tone signal synchronizing with the tempo clock, and a musical tone effect imparting means 2 for imparting a musical tone effect to a first musical tone signal synchronizing with the tempo clock. In such a state, the performance information is inputted to the performance information input means 1. and a first musical tone signal is generated, and a second musical tone signal is generated synchronizing with the tempo clock from the tempo clock generating means 9. Also, by the musical tone effect imparting means 2, a musical tone effect is imparted to a first musical tone synchronizing with the tempo clock.
Patent JP-S57151655-A (JP)
Title: Preparation of quinacridone compound
Inventor: SHIBATA KATSUYA
IPC: C09B48/00
Filed: 1981-03-16
Abstract: PURPOSE: To obtain a quinacridone compound useful as a high-grade red pigment, in high purity and yield, by the thermal cyclization of a diarylaminoterephthalic acid compound in the presence of a P 2 O 5  cyclization agent in a solvent such as dimethylimidazolone, etc.  
     CONSTITUTION: The objective quinacridone compound is prepared by reacting 1mol of the 2,5-diarylaminoterephthalic acid of formulaI(R is H or lower aliphatic alkyl such as methyl, ethyl, etc.; Y is methyl, ethyl, chlorine, bromine methoxy, trifluoromethyl, etc.; n is 0W4; at least one of the ortho-positions adjacent to the -NH- group is H) in 1,3-dimethylimidazolone of formula II or tetramethylurea of formula III (preferably 3W15 times volume), in the presence of preferably 1W3mol of P 2 O 5  as a cyclization agent, at 120W140°C for 0.1W1hr. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H02214843-A (JP)
Title: Photographic film with printed frame number bar code
Inventor: TERAOKA YUTAKA
IPC: G03B27/46
Filed: 1989-02-15
Abstract: PURPOSE:To accurately print a frame number on the back of a printing photographic paper by composing a frame number bar code of frame number address signals, and fetching a start and/or completion command signal from a DX bar code. CONSTITUTION:Each frame number bar code 110 is provided in relation to each frame number 104, and 79 types of bar code numbers are composed of two characters at the most. As to a bar code indicating start or stop, the DX code 105, provided on the opposite edge in relation to each frame of half size, is employed as the start or stop signal. That is, 39 codes employ two characters to omit start and stop characters but instead, the DX code 105 is used as the start or stop signal. Thus, a frame number is accurately read to be printed.
Patent JP-S56133192-A (JP)
Title: Manufacture of transfer object by thermal welding
Inventor: KAWASHIMA SEIJI
IPC: B41M3/12
Filed: 1980-03-21
Abstract: PURPOSE: To make it possible to readily transfer a complicated picture and color tone by a method wherein the surface of the object to be transferred is closely coated with a given transfer base material, and this is pressed at a given temperature in order to transfer the drawn body on the surface of said object to the transfer base material.  
     CONSTITUTION: An object 2 to be transferred is provided with a drawn body 7 on the surface of the ground 6. The drawn body 7 is coated with a transfer base material 1 comprising a thermoplastic resin film 5, an anchor coat 4 and a transfer ground 3 so that the thermoplastic resin film 5 directly contacts therewith, to form a laminated body A or A'. Then, said laminated body A (or A') is pressed for a fixed period of time at a temperature above the melting point of the thermoplastic resin film 5 in order to transfer the drawn body 7 to the inside of the film 5 and then cooled to peel off the ground 6 of the object 2 from the thermoplastic resin film 5, to obtain a transfer article B. As said object to be transferred, one, which is obtained by drawing a drawn body such as a character or a figure on the surface of a ground of paper, metal foil, macromolecular film or the like by printing, is preferable. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S53122012-A (JP)
Title: Exhaust reflux device
Inventor: TAKAYAMA TERUO
IPC: F02M25/06
Filed: 1977-03-31
Abstract: PURPOSE: To obtain reflux exhaust quantities proportional to intake quantities, by introducing pressure signals before and after an orifice set to an exhaust reflux path at the inlet side of an EGR valve to a control valve and by amplifying negative pressure signals generated in an intake pipe, to open and close the EGR valve. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H03239691-A (JP)
Title: Tricycle
Inventor: KOZAI SATOYUKI
IPC: B62K5/02
Filed: 1990-02-16
Abstract: PURPOSE:To permit a person handicapped in foot or feet to make touring by allowing him to steer by one hand and to brake by the other hand while he is stamping the crank for driving using both hands, thereby eliminating meandering, stabilizing car advance, and enhancing the safety. CONSTITUTION:When a grip 13C is moved left and right, a lever 13H moves fore and aft, and transmission is made in the form of oppositely directed motions of two push-pull wires for steering 13I, 13J. These motions of wires move a steering lever installed on one side of the front wheel and change the heading of front wheel. The grip 13C is installed facing in the car advancing direction and operated by grasping with hand. A drive grip 14 equipped with brake mechanism consists of a crank mechanism 14A, another grip 14C installed rotatably, a brake lever 14D, a brake outer wire 14E, and a rear wheel brake 14F. An aux. brake part 15 consists of a brake lever 15A, brake outer wire 15B, and rear wheel brake 15C.
Patent JP-S56133367-A (JP)
Title: Apparatus for preparation of carbon black
Inventor: SUGANO KUNIO
IPC: C09C1/00
Filed: 1980-03-25
Abstract: PURPOSE: To enable the control of the quantity and flow rate of raw material gas, and to obtain uniform carbon black at all times, by attaching a circular path for supplying inert gas at the circumference of the path for feeding the raw material gas such as acetylene gas, and joining the circular path to the feeding path.  
     CONSTITUTION: Acetylene gas or a mixture of acetylene gas and an unsaturated hydrocarbon gas and/or unsaturated hydrocarbon vapor, is fed to a thermal decomposition furnace through a raw material feeding path (feed pipe) 1, which is furnished at the outer circumference with a circular path 14 for supplying inert gas such as nitrogen gas. An inert gas is introduced to the circular path 14 though an inlet 15. The raw material feeding path 1 is combined with the inert gas supplying path 14, and an adjustable orifice 1a is attached to the end of the raw material feeding path. The orifice 1a controls not only the amount and composition of the raw material gas but also the flow rate of the raw material gas supplied to the decomposition furnace. High quality carbon black can be obtained by the adequate control of the above factors. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S55130159-A (JP)
Title: High withstand voltage semiconductor device and fabricating method of the same
Inventor: KIKUCHI SAKAE
IPC: H01L29/73
Filed: 1979-03-30
Abstract: PURPOSE:To provide a semiconductor device having high withstand voltage and high reliability capable of being sealed with resin by forming a deep V-shaped groove in cross section obliquely cut on the bonding surface with a base on the surface of a first conducting substrate field portion and forming a passivation film on the inner surface of the groove. CONSTITUTION:A p-type diffused layer 3 becoming a base is formed on a part of the surface of an n<->-type silicon substrate 2 having an n<+>-type collector layer 1, and an n<+>-type diffused layer 4 becoming an emitter is formed on a part of the surface of the layer 3. In this case a V-shaped groove 5 in cross section obliquely cut on the bonded surface with a p-type base is formed on the surface of the field portion of the substrate 2, and a glass 6 is formed as a passivation on the surface in the groove 5. The angle of the coating making contact with the junction is selected at an angle less than 90 deg. such as, for example 45-60 deg.. Therefore, a depletion layer 13 extended from the junction to the collector side is isolated at the portion making contact with the coating to provide a high withstand voltage in the same principle as the case of a bevel cut.
Patent JP-S62195724-A (JP)
Title: Magnetic recording medium
Inventor: HAYASHI AKINARI
IPC: C09D5/23
Filed: 1986-02-20
Abstract: PURPOSE:To make satd. magnetic flux density and output substantially high and to permit good high-density recording by using platy iron nitride magnetic powder expressed by FexN (3.3>=x>=2) as magnetic powder. CONSTITUTION:The platy iron nitride magnetic powder expressed by FexN (3.3>=x>=2) has a planar or hexagonal planar shape, has the magnetic anisotropy in the direction perpendicular to the plate plane and has a much higher rate of satd. magnetization than the satd. magnetization of the conventional barium ferrite magnetic powder. A magnetic recording medium which has the high satd. magnetic flux density and output and high S/N ratio and is suitable for satd. magnetic flux density is obtd. if the magnetic layer is formed by using this kind of the iron nitride magnetic powder. Such platy iron nitride magnetic powder is produced by subjecting, for example, hexagonal planar alpha-Fe2O3 powder to a sintering preventive treatment by the formation of a silicic acid film on the particle surface or the like, then subjecting the same to reducing and nitriding by heating, etc. in a gaseous mixture composed of gas contg. nitrogen such as gaseous ammonia and gaseous hydrogen.
Patent JP-H03238123-A (JP)
Title: Fastening die for pull-bending work
Inventor: TAGUCHI YUICHI
IPC: B21D37/00
Filed: 1990-02-16
Abstract: PURPOSE:To press a pipe to the required radius of curvature of bend without damaging on the outer peripheral surface of the pipe specifying the surface roughness of the clamping surface of the fastening die with the mean roughness of the center line. CONSTITUTION:In the fastening die for pull-bending work the electric discharge machining is executed respectively to the clamping surfaces 23, 24 of the both die composing members 21, 22 to form rough surfaces, and the specific roughness of the rough surface is made to Ra 60 - 200 mum on the mean roughness of the center line. The pipe P being inserted with a ball manderl inside is fed from the right side, and its tip is clamped with the fastening die 20. Next, the rotary bending die 10 is rotated by about 90 degree to the clockwise direction. In this time, the ball manderl 50 moves to the same direction till the position of about 45 degree rotated and the pipe P is subjected to bending, and is cut at the position shown with the chain line A to form the bent pipe after the manderl 50 is moved to the right hand.
Patent JP-2000232879-A (JP)
Title: Method for magnetically selecting gene-transduced cell
Inventor: HORIKAWA HIROSHI
IPC: A01H5/00
Filed: 1999-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for readily and selectively transducing a gene into a cell such as a pollen in high efficiency with a gene-transducing device by using a fine particle consisting of a metal or a metallic compound responding to magnetism as a fine particle coated with the gene to be transduced into the cell. SOLUTION: The invention comprises, in a method for transducing a gene into a cell with a gene-transducing device (a particle gun), using a fine particle consisting of a metal or a metallic compound such as nickel or iron responding to magnetism and having 0.1-1 μm of particle diameter as a fine particle coated with the gene to be transduced, transducing the gene into the cell using the particle gun and extremely readily and selectively transducing the gene such as a GUS gene or a bar gene into the cell comprising a plant seed such as corn in high efficiency.
Patent JP-S63204428-A (JP)
Title: Switching device
Inventor: AKATSU NORISHIRO
IPC: H03M11/22
Filed: 1987-02-20
Abstract: PURPOSE:To handle special characters via a single keyboard and to improve the operability of the switch devices which produce the code information corresponding to the characters shown on each key top, by attaching said switch devices to the keyboard in a freely detachable way. CONSTITUTION:The switch devices 12a-12n are attached to the connection parts 13 of a keyboard 11 in a freely detachable way via connecting projections 17. Each of those devices 12a-12n contains a logic circuit to deliver the code information corresponding to the character shown on a key top 16 in response to the operation of said key top 16. Therefore the same keyboard 11 is also available even with use of special characters like Arabic characters, etc., by using those switch devices incorporating the logic circuits corresponding to said Arabic characters. In addition, the switch devices having high handling frequencies can be rearranged at the easy-to-handle positions. Thus the operability is improved with switch devices.
Patent JP-H10233066-A (JP)
Title: Disk device
Inventor: YOSHIHIRO MITSUGI
IPC: H04N5/91
Filed: 1997-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a buffer memory of practically enough small capacity by retrying recording/reproducing of an information signal in a prescribed limited time range and setting the capacity of the buffer memory to be capable of storing the information signal corresponding to this limited time. SOLUTION: A digital video signal DV1 is data-compressed in a compression circuit 11a of the following video data processing part 11 to generate video data D1 to be stored in turn in the buffer 11b. Moreover, this video data D1 is inputted to a system controller 12, and is distributed to plural hard disks 13 to be recorded respectively. At this time, the video data D1 is intermittently read out of the buffer 11b and is recorded on the plural hard disks 13 at a data transfer speed higher than at the time of its inputting to the buffer 11 so as not to overflow the buffer 11b but to secure a prescribed vacant capacity in the buffer 11b.
Patent JP-S56134312-A (JP)
Title: Magnetic head and its preparation
Inventor: NAKAMURA MINORU
IPC: G11B5/187
Filed: 1980-03-24
Abstract: PURPOSE:To form an edge groove with good workability and high accuracy, by assembling a magnetic head by use of a dummy block of the head part to which groove processing being suitable to a tape edge groove has been performed, thereafter, processing the sliding contact surface of a tape, and exposing the edge groove. CONSTITUTION:Tape edge grooves 4a, 4b are formed at the position corresponding to the tape width D in advance on the dummy block. Subsequently, a head part 3 is formed by assembling and unifying a coil 3a, a front core 3b, a back core 3c, and a dummy block 4 to which said groove processing has been performed. Subsequently, the head part 3 is inserted and stuck into the fitting part 2a of the case body 2, thereafter, the sliding contact surface 2b of a tape is polished circularly as prescribed, the tape edge grooves 4a, 4b are exposed, and a magnetic head 1 is formed.
Patent JP-H08230018-A (JP)
Title: Production equipment of thermoplastic synthetic resin sheet-like formed article
Inventor: OYABU YOSHIMI
IPC: B29C47/40
Filed: 1995-02-27
Abstract: PURPOSE: To obtain a sheet or film having enough gloss and transparency by preventing the staying at crystallization temperature from occurring as far as possible by a method wherein melted resin is quenched by supplying cooling medium in the interior of respective rollers. CONSTITUTION: In order to prevent melted resin 3 from crystallizing, it is required that the other side of the melted resin 3 does not stay at the crystallization temperature as far as possible so that the position of a third roller 7 is adjusted in advance in order to quench the other side of the melted resin 3. For that, when a driving motor 13 is driven, a driven gear 12 is rotated through a transmission gear 15. Accompanying with the rotation of the driven gear 12, a connecting member 11 is pivoted about the fulcrum shaft 4a of a first roller 5. The third roller 7 is moved along the peripheral surface of the first roller 5 by the predetermined angle (θ) so as to adjust the position of the third roller 7 in response to the kind of the melted resin 3 and the thickness of a formed article 1.
Patent JP-H08210188-A (JP)
Title: Multiple carburetor having accelerating pump device
Inventor: YONEYAMA KAZUO
IPC: F02D9/02
Filed: 1995-02-02
Abstract: PURPOSE: To open an opening of a throttle valve of a driven carburetor simultaneously with an opening of a throttle valve of a driving carburetor, and also surely fully open the same, and further to ensure the operation of an accelerating pump device. CONSTITUTION: A driving throttle valve lever 20 is fitted to one end Sb of a throttle valve shaft S1 of a carburetor C1 which is positioned on the most one side A to be taken as a driving carburetor. Plural driven carburetors C2, C3... are arranged on the other side, and an accelerating pump device P is interlocked with the drive carburetors. The respective carburetors are connected to each other by a connecting and synchronizing device D comprising an L- shaped lever 8, a U-shaped lever 7 and a synchronizing spring F.  The operating torque produced by the synchronizing spring F is made larger than the closing direction torque obtained by summing the closing direction torque by the respective throttle valve return springs 21A to 21D of the driven carburetor including the connecting and synchronizing device and the remaining driven carburetors, the frictional force of each throttle valve shaft S to a valve shaft guide hole 4, and the closing direction torque to the throttle valve shaft S by an accelerating pump spring 16.
Patent JP-S61200361-A (JP)
Title: Fuel supply device of engine
Inventor: ITAGAKI HIDEHIKO
IPC: F02M21/02
Filed: 1985-02-28
Abstract: PURPOSE:To stably operate an engine, by providing a vaporizer, pressure reducer and a mixer and regulating a flow of fuel while reducing its pressure after the vaporization so as to reduce a change of pressure of the vaporized fuel. CONSTITUTION:A device, vaporizing liquid state fuel in a fuel vessel 33 by a vaporizer 39 and introducing vaporized fuel from a communication path 43 to a pressure control chamber 47 of a pressure reducer 45, reduces pressure of the vaporized fuel to a predetermined value. Next the device, after it introduces fuel from a communication path 57 into a pressure control chamber 63 of a mixer 11, introduces the fuel from a communication hole 61 to an air passage 59 to be mixed with air, sucked from an air cleaner 13, and inducted to an engine 1 from an intake port 15. Here the device, if a pressure in the pressure control chamber 63 decreases by suction pressure of the engine 1, holds the pressure in the pressure control chamber 63 to a predetermined value by opening the communication path 57 through a valve unit 71 of a lever 67. In this way, the device, regulating a flow of fuel and reducing its pressure after the fuel is vaporized, enables the engine 1 to be stably operated by reducing a change of pressure of the vaporized fuel.
Patent JP-H07223724-A (JP)
Title: Align and supply method of product and device for the same
Inventor: NISHIOKA KENJI
IPC: B65G47/08
Filed: 1994-02-09
Abstract: PURPOSE:To align and supply products carried continuously at high speed by designated numbers and save their set up space. CONSTITUTION:Stock portions 1, 2 of which front face and rear face are opened for moving nearly parallely to accept burdock Tempura 12 from the front face opening one by one and hold them with the Tempura laminated in a row and a horizontal shaft 3 disposed the stock portions 1, 2 in L shaped with accepting direction of the burdock Tempura 12 adjusted axially and a cylinder 4 connected to the horizontal shaft 3 for arranging the stock portions 1, 2 in vertical position and a delivery position are included in a device for lining up and supplying products. The device further provided with a stopper 5 for closing the rear face opening of the stock portions 1, 2 at the vertical position and pushers 1, 2 for accepting the burdock Tempura 12 and pushing out them to the rear opening portion direction of the stock portions 1, 2 turned to the delivery position.