baber/WOPTO huggingface dataset:
Patent JP-2001077476-A (JP)
Title: Nitorgen compound semiconductor light-emitting element and manufacture thereof
Inventor: YUASA TAKAYUKI
IPC: H01S5/02
Filed: 1999-09-03
Abstract: PROBLEM TO BE SOLVED: To enhance electrical characteristics of a nitrogen compound semiconductor light-emitting element by a method, where when the light-emitting element consisting of a nitrogen compound semiconductor film is formed on a nitrogen compound semiconductor substrate, an element belonging to a group VII elements is contained in the nitrogen compound semiconductor substrate as impurities. SOLUTION: A sapphire substrate 230, grown with an undoped GaN base layer having a striped growth suppressing film, is introduced in an H-VPE apparatus. Then N2 carrier gas 205 and NH3 gas 204 are respectively introduced in the H-VPE unit through an introducing tube 211, while being controlled by a mass flow controller 206 and after the temperature of the substrate 230 is heated, GaCl gas is introduced on the substrate 230 through an inlet tube 208 to start the growth of the thick film of a GaN. At the same time, Cl2 gas 202 is fed on the substrate 230 through an inlet tube 209 as impurities belonging to a group VII element, to grow a GaN film doped together Cl and Si and a nitrogen compound semiconductor substrate is obtained.
Patent JP-S60143598-A (JP)
Inventor: TAKAHASHI KAZUHISA
IPC: H05B41/24
Filed: 1983-12-28
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-S61127738-A (JP)
Title: Bonding of chlorosulfonated polyethylene rubber and fiber
Inventor: TAKAHASHI SHUJI
IPC: C08J5/06
Filed: 1984-11-28
Abstract: PURPOSE:To improve the adhesivity of fiber and a chlorosulfonated polyethylene rubber and the tensile strength of the bonded product, remarkably, by treating the fiber with a liquid mixture of a resorcin-formalin precondensate and a rubber latex. CONSTITUTION:A fiber is treated with a mixture composed of (A) 100pts.wt. of an acrylonitrile-butadiene copolymer rubber latex or a carboxyl-modified acrylonitrile-butadiene copolymer rubber latex and (B) 30-70pts. of a resorcin- formalin precondensate wherein the charged molar ratio of resorcin to formalin is 1.0:(0.5-1.0). The fiber is e.g. nylon 6, nylon 66, etc.
Patent JP-H0787568-A (JP)
Title: Mobile object communications system
Inventor: TOYOSHIMA AKIHIKO
IPC: H04W76/02
Filed: 1993-09-10
Abstract: PURPOSE:To regulate the generation of the call notification of a mobile station within an incoming inhibition area troubling others. CONSTITUTION:In a bidirectional mobile object communications system composed of a mobile station, a base station and a control center, the mobile station 10 measures the present location by a positioning device 105. When the mobile station is called, the central arithmetic unit 104 of the mobile station 10 decides whether the mobile station 10 is within an incoming inhibition area or not by this present location and the data from an incoming inhibition area data base device 121. When the unit 104 decides that the mobile station is within the incoming inhibition area, the user call notification by a call notifying device 122 is inhibited by a call notification inhibition function part 106.
Patent JP-S61173208-A (JP)
Inventor: JIYON EE DEIN
IPC: F24S23/70
Filed: 1985-11-07
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-H03112966-A (JP)
Title: Production of 3-alkyl-2,6-diaminopyridine
Inventor: YAMAJI MITSUHARU
IPC: C07D213/73
Filed: 1989-09-26
Abstract: PURPOSE:To obtain the subject substance useful as color developer, etc., of hair dye in high yield by reacting 3-alkyl-2-aminopyridine with an alkali amide in an inert solvent and treating reacted solution with OH group-containing compound. CONSTITUTION:3-alkyl-2-aminopyridine is dropped to a mixture of inert solvent (e.g. tetralin) and alkali amide (e.g. soda amide) kept at 100-170 deg.C for 1-10hr and the temperature of the system is gradually raised to 200-220 deg.C, then kept at the temperature till generation of H2 finishes (for 2-15hr). Next, the reacted solution is stirred for 0.5-5hr with dropping OH group-containing compound (e.g. water or methanol) at from room temperature to 100 deg.C in N2 atmosphere to afford the subject substance of high purity from crude crystal. Filtered solution is divided into oil layer and water layer, then solvent and unreacted raw material are recovered from the oil layer by distillation and the aimed substance can be recovered from the water layer by using suitable extracting solvent.
Patent JP-H0193291-A (JP)
Title: Equipment state management system
Inventor: SAKAGUCHI TETSUSHI
IPC: H04Q9/00
Filed: 1987-10-02
Abstract: PURPOSE:To facilitate the management of various equipment states in each room in a building by providing a means storing detailed state of various equipments installed in each room in a building and video and voice data during input/output and a means displaying the data or outputting it. CONSTITUTION:Television sets 2, 6, a VTR 3, and an air-conditioner 5 are connected by a common transmission line 14. A status data storage device 7 and a video voice storage device 8 is connected to the transmission line 14. The storage device 7 stores the data sent via the line 14 from each device. The storage device 8 stores a video (including voice) sent from the television sets 2, 6 or the VTR 3 via the line 14. Moreover, the terminal equipment 9 consists of a display device 10, a speaker 11, a controller 12 and an input device 13 is connected to the line 14. The terminal equipment 9 receives an instruction from the input device 13 and uses the controller 12 to give a request via the line 14 and the status data and video image (including voice) sent from each device or the storage devices 7, 8 are received via the line 14 and outputted from the display device 10 and the speaker 11.
Patent JP-H04131186-A (JP)
Title: Treatment of waste water
Inventor: NISHIDA MAKOTO
IPC: C02F1/58
Filed: 1990-09-21
Abstract: PURPOSE:To permit an efficient treatment of protein-containing chromium (VI) waste liquor by making use of the property of protein being coagulated at the isoelectric point. CONSTITUTION:The protein of waste liquor is coagulated at the pH of the isoelectric point + or -1, the solid-liquid separation is conducted to obtain the coagulated protein and filtered liq. A are obtained and the coagulated protein thus obtained is mixed with a solution having a pH of 2.5-3. Chromium (VI) ions in the mixed liq. are reduced to chromium (III) ions with the oxidation-reduction potential set at not more than 250mV and, after the pH is again set at the isoelectric point + or -1 of the protein, the solid-liquid separation is conducted to obtain the coagulated protein and filtered liq. B and the filtered liq. B and the filtered liq. A are mixed together. The pH is then adjusted to be at a value of 2.5-3 and, after the chromium (VI) is reduced with the oxidation-reduction potential set at not more than 250mV, ferric ions are added thereto, the pH is set at 9.5-10.5 with alkali hydroxide to precipitate the ferric ions and the chromium ions as hydroxide and the precipitate is subjected to the solid-liquid separation and the resulting end liq. is neutralized again. In this way the chromium (VI) waste liquor containing protein can be treated efficiently.
Patent JP-S63103602-A (JP)
Title: Protecting device for electric car
Inventor: AKAGAWA EIJI
IPC: B60L3/04
Filed: 1986-10-20
Abstract: PURPOSE:To effect protecting operation surely in response to the overcurrent of a main motor circuit immediately, by setting an overcurrent set value in accordance with the control mode of a master controller. CONSTITUTION:An amplifier 14 amplifies the amount of deviated difference between the current of a main motor circuit, which is detected by a current detector 7, and a current commanding value, commanded by a master controller 8. A phase controller 15 receives the output signal of the amplifier 14 and outputs a phase control signal, which controls the ignition phase of a thyristor rectifier 3. On the other hand, an overcurrent set value is determined by a determining means 22 based on the control mode command of the master controller 8. Then, the determined overcurrent set value is compared with the value of the current of the main motor circuit by a comparator 23 and an overcurrent detecting signal is outputted when the value of the current of the main motor circuit exceeds the overcurrent set value. According to this method, protective operation for overcurrent may be ensured.
Patent JP-H03250029-A (JP)
Title: Easily crystallizable polyphenylene sulfide copolymer and its production
Inventor: INOUE HIROSHI
IPC: C08G75/0245
Filed: 1990-09-21
Abstract: PURPOSE:To obtain the title copolymer having a high rate of crystallization and being crystallizable in a low temperature mold by reacting a specified halogen-terminated polymer with a dihalobenzene and an alkali metal sulfide by heating in a polar aprotic solvent. CONSTITUTION:A halogen-terminated polymer (A) of formula I (wherein R is a 1-24C organic group or H; R' is 2-6C alkylene; Y and Y' are each a univalent or divalent electron attracting group; X is halogen; (l) is 0-1; (m) is 10-10000; (n), (p) and (p') are each 0-4; and (q) is 1-10) is made to react with a dihalobenzene (B), desirably p-dichlorobenzene, and an alkali metal sulfide (C), desirably sodium sulfide, in an amount to give a C to B molar ratio of 1.00:(0.90-1.10) at 200-300 deg.C for 0.5-30hr in a polar aprotic solvent to obtain the title copolymer of formula II (wherein (r) is 20-2000).
Patent JP-S63103906-A (JP)
Title: Simple type heat exchanger
Inventor: MATSUMIYA SADAYUKI
IPC: F28D1/047
Filed: 1986-10-21
Abstract: PURPOSE:To obtain a small-sized heat exchanger for compressed gas which is small in heating value by circulating outside air to the surface of piping where compressed gas flow and supplying the compressed gas whose temperature is close to that of the outside air. CONSTITUTION:The compressed gas enters the piping 52 through a connection nozzle 50 from a pressure source and flows out of a connection nozzle 54 to a measuring instrument main body. The piping 52 is covered with a cover 56 and a fan motor 58 for circulating the air is installed inside. Many outside air intakes 56 and outside air outlets 56B are bored in the cover 56. Further, plural radiation fins 60 for increasing the contacting surfaces for the outside air are provided in front of and behind the piping 52. Then when a motor 58 is rotated, the outside air circulates in the piping 52 and on the surfaces of the fins 60 and the temperature of the compressed air in the piping 52 approximates to the outside temperature. Therefore, the compressed air which is almost at the outside temperature (room temperature) is supplied to the measuring instrument main body to reduce the strain of the structure body, thereby taking a measurement with high accuracy.
Patent JP-H0994165-A (JP)
Title: Coffee maker with water purifier
Inventor: SUMINO MICHINAGA
IPC: A47J31/057
Filed: 1995-09-28
Abstract: PROBLEM TO BE SOLVED: To realize use in the state of a water purifier having been integrated with an apparatus main body and improve use convenience by making constitution in which the water purifier equipped with a heatproof filter can be attached/detached to/from the hot water pouring opening part of the coffee maker main body side, in a coffee maker equipped with a water container and a heating means. SOLUTION: At a rearer position than the opening part 19c of a lower part side support box body part 19a at the front part side lengthwise wall part 19 of the water container support part of a coffee maker, the integral forming of a pipeline helicoid engagement part 30 projecting downward is carried out, and by utilizing this, a water purifier 20 housing an activated carbon filter 28 is attachably/detachably fitted to a hot water pouring opening part 8. This water purifier 20 is made up of a bowllike activated carbon filter housing chamber 27 to be fitted from the lower part and a cylindrical helicoid engagement part 22 that is formed integrally with the chamber 27 through a connection part 21 and is to be conducted, in the state of being put on, with helicoid engagement with the helicoid engagement part 30.  As a result, convenience is obtained as there is no need of the water purifier 20 being fitted and taken off each time when the coffee maker is used.
Patent JP-H10150193-A (JP)
Title: High withstand voltage semiconductor device
Inventor: TERASAKI HITONORI
IPC: H01L29/739
Filed: 1997-09-16
Abstract: PROBLEM TO BE SOLVED: To enhance the load short-circuit strength and latch-up strength of a high withstand voltage semiconductor device having an IGBT structure. SOLUTION: A high withstand voltage semiconductor device having a lateral IGBT structure gas an n<+> source layer 5 and a p<+> contact layer 6, which come into contact with a source electrode 11. The source layer 5 has a trunk part 5a, which is adjacent to a channel region 4a under a gate electrode, and a plurality of branch parts 5b, which are extended from the trunk part 5a toward the electrode 11 and come into contact with the electrode 11. The contact layer 6 has a trunk part 6a, which comes into contact with the electrode 11, and a plurality of branch parts 6b, which are extended from the trunk part 6a toward the truck part 5a in the source layer 5. The branch parts 5b in the source layer 5 and the branch parts 6b in the contact layer 6 are alternately arranged and have a complementary shape to each other.  The width La of the trunk part 5a in the source layer in a direction X (channel direction) is formed in a width to satisfy the relation of 0.5μm<La<2μm.
Patent JP-2001075060-A (JP)
Title: Contact lens and its production
Inventor: MIZUMOTO TERUYUKI
IPC: G02C7/04
Filed: 1999-09-03
Abstract: PROBLEM TO BE SOLVED: To stably provide a contact lens having excellent contamination resistance and good fitting feeling by forming a thin film on a contact lens produced from a polymer containing at least one compound as a composition component and forming the thin film to the film thickness in a specified range. SOLUTION: The lens consists of a lens base material 3 having correcting ability for eyesight and a hydrophilic thin film 2 which permanently keeps the wettability of the surface. The thin film is applied on the surface of the contact lens prepared from a polymer containing at least one compound selected from silicon-containing (meth)acrylate, fluorine-containing (meth)acrylate and fluorine-containing fumarate as the composition component. The film thickness of the thin film is controlled to the range from 0.05 to 5 μm. By this constitution, the wettability with water, swelling property and water holding property of the film when the lens is fitted are made uniform, and therefore, the contact lens having excellent contamination resistance and good fitting feeling can be stably obtained.
Patent JP-H0993148-A (JP)
Title: Squelch circuit for receiver using digital modulation demodulation system
Inventor: KISHI HIDEKI
IPC: H04B1/10
Filed: 1995-09-28
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of contact noise such as chattering by preventing undesired noise output in the case of switching of a squelch circuit. SOLUTION: A signal received from an antenna 1 is given from a reception section 2 to a demodulation section 3, in which the signal is demodulated and a demodulated digital data signal is outputted. The demodulated digital data signal is inputted to a logic circuit 6, which receives a squelch control signal when a reception input from the reception section 2 is interrupted and the demodulated digital data are switched into a fixed pattern. A D/A converter 4 converts the received digital data into an analog signal and a demodulated analog signal (audio signal) is outputted and when the input is switched into the fixed pattern, an analog output is a DC voltage. The DC voltage is cut off by a capacitor 7 and the demodulated output is interrupted.  The switching by the logic circuit 6 is conducted almost momentarily, a noise output is prevented and the production of contact noise is prevented.
Patent JP-H1057027-A (JP)
Title: Production of undiluted solution of juice containing natto
Inventor: OKABE KAZUYO
IPC: A23L11/00
Filed: 1996-08-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a unique juice with a good body containing a Natto (fermented soybeans). SOLUTION: This undiluted solution of a juice containing a Natto is produced by adding 0.16 pt. liquors such as plum liquor and 0.05 pt. sugar to 1 pt. Natto, mixing and stirring the Natto with added liquors, etc., inserting the mixed and stirred material into a vessel with a lid, maturing the inserted material at about 14 deg.C for 3-4 days, further adding a juice of a plant such as a plum and a strawberry thereto, stirring the added material and thereafter preserving the stirred material at 14 deg.C for about one week.
Patent JP-S63116663-A (JP)
Inventor: SPIES GERHARD
IPC: A23L27/10
Filed: 1987-10-06
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-S60141931-A (JP)
Title: Dehydrating bed separating method for ground bed earth and device employed therein
Inventor: MOCHIZUKI TAKUO
IPC: E02F3/94
Filed: 1983-12-28
Abstract: PURPOSE:To enable removal of earth with low degree of moisture, by a method wherein a form wall around an opening surface is driven in a ground bed, the form wall is lifted in a condition that earth is adsorbed to the form wall by dispersion of an attraction force and a screening action, and ground bed forming earth is separated from a ground bed. CONSTITUTION:A form wall 2 at an inlet for ground bed forming earth is thrusted in a ground bed, an attraction force in the form wall 2 is strengthened by the attraction action of a suction source connecting passage 7, which is hung down from the top part of a conical umbrella type body 3 through the internal space thereof, and the form wall 2 is pressed in a ground bed to dehydrate ground bed forming earth. The form wall 2 is separated from the bed as it is continuously sucked to make more effective adsorption of the earth to an adsorbing wall 4. The adsorbing wall 4 is made exchangeable, and selects earth having coarseness suitable for application by means of lump specific gravity, an attraction force, and through selection of the shieve of the absorbing wall 4. This permits elimination of a place and equipment for a selecting process.
Patent JP-S60141867-A (JP)
Title: Method for joining gold alloy to stainless steel
Inventor: OKAMOTO RIYUUZOU
IPC: B23K35/00
Filed: 1983-12-28
Abstract: PURPOSE:To prevent the electric corrosion of a joined part by joining gold or a gold alloy to stainless steel with an Ni layer as an insert in-between, diffusing the Ni in the metals on both sides by heat treatment, and quenching the joined part to carry out soln. heat treatment. CONSTITUTION:A stainless steel base 3 for a wrist watch is coated with an Ni layer 2 of about 2mum thickness by plating, and a gold or gold alloy plate 1 is joined to the layer 2 by diffusion. The Ni 2 layer is diffused in the plate 1 and the base 3 by heat treatment, and the joined part is quenched from 700-1,200 deg.C to carry out soln. heat treatment. The surfaces of the plate 1 and the base 3 are then polished as one body to provide a mirror finished surface 4.
Patent JP-S61129667-A (JP)
Title: Developing device
Inventor: WATANABE JUNJI
IPC: G03G15/08
Filed: 1984-11-28
Abstract: PURPOSE:To permit easy checking of the remaining amt. of a developer by providing a transparent side wall through which the remaining amt. of the developer therein can be visually observed to a developer replenishing part provided to one side part of a developer contg. chamber. CONSTITUTION:A toner chamber 23 which is of the same height as the height of a developing chamber 22 for contg. the developer and replenishes the developer is adjacently provided to one side face of the chamber 22. A roller 31 for replenishment provided in the upper part of the juncture thereof is turned to replenish a toner 29 to the chamber 22. A visual window 45 consisting of transparent plastic is formed on the side of the chamber 23 opposite from the chamber 22. A feed plate 32 and scraping up plate 33 for the toner 29 are freely turnably provided to the inside of the chamber 23. The plate 33 is formed of an elastic material and turns in an arrow direction to feed the toner 29 to the roller 31. The height and size of the device are thus reduced and the easy checking of the remaining toner in the chamber 23 is made possible.
Patent JP-H03112058-A (JP)
Title: Solid electrolyte fuel cell
Inventor: IPPONMATSU MASAMICHI
IPC: H01M8/12
Filed: 1989-09-27
Abstract: PURPOSE:To enhance the power generating efficiency of a fuel cell by uniformly extending pores in a porous cathode in the direction of thickness in the cell in which a solid electrolyte layer is interposed between a porous anode and the porous cathode. CONSTITUTION:A porous cathode 12 has an isotropic porous layer having pores in a thin cathode part in contact with a solid electrolyte layer 13 and has large pores which uniformly extend in the direction of thickness in the other cathode part. Since the gas diffusion direction coincides with the direction of thickness, diffusion distance is shortened, and gas diffusion resistance per pore is decreased. High permeability in the direction of thickness and high electric conductivity in directions of thickness and length are satisfied, and the power generating efficiency of a fuel cell is enhanced.
Patent JP-S61128251-A (JP)
Title: Mask for x-ray exposure
Inventor: CHIBA AKIRA
IPC: G03F1/00
Filed: 1984-11-26
Abstract: PURPOSE:To obtain a mask for X-ray exposure enabling the accurate measurement of the dimensions during mask inspection by SEM by forming an electrically conductive and visible light transmitting film on a substrate and the pattern of an X-ray absorbing body on the film. CONSTITUTION:The visible light transmitting and electrically conductive film 4 consisting of indium oxide or thin oxide is formed on the whole of one principal side of a polyimide substrate 1, and a pattern 2 consisting of Au as an X-ray absorbing body is formed on the film 4. The film 4 has several hundredOMEGA/ cm - several kOMEGA/cm electric conductivity, and since the thickness is in the range of several ten - several hundredAngstrom , the film 4 transmits X-rays without causing attenuation. The resulting masks for X-ray exposure can be aligned on a semiconductor wafer by utilizing an optical system. When the film 4 is brought into contact with a grounded terminal, the charge-up of the substrate 1 is prevented during mask inspection by SEM, so the dimensions of the pattern can be accurately measured.
Patent JP-H06104697-A (JP)
Title: Programmable digital filter
Inventor: SAKO NORIMITSU
IPC: H03H17/08
Filed: 1992-09-21
Abstract: PURPOSE:To obtain the digital filter by which an inexpensive ghost canceller is formed by reducing number of components of the circuit for the digital filter. CONSTITUTION:640-Sets of delay registers 20 are connected to form a shift register 18. Each output terminal of each delay register 20 is provided with a tap. 16-Taps are connected respectively to 64-sets of selectors 24, one tap is selected among 16 taps by each selector 24 and a signal from the tap is fed to a correspondent multiplier 22. The multiplier 22 multiplies the applied signal with a prescribed coefficient. The coefficient is set on a coefficient register 23 externally provided corresponding to the multiplier 22. The value is set on a selection register 26 externally and which tap is to be selected by the selector 24 based on the value is determined. Thus, number of the multipliers 22 is reduced for the 640-sets of delay registers 20.