baber/WOPTO huggingface dataset:
Patent JP-2001053142-A (JP)
Title: Method for manufacturing integrated circuit having shallow trench insulation region
Inventor: ABDELGADIR MAHJOUB ALI
IPC: H01L21/308
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To form a planarized shallow trench insulation region, without the use of chemical and mechanical polishing by removing a part of an insulation layer formed on a material layer to expose a part of a trench insulation layer, and then removing the insulation layer on the material layer using a life-off process. SOLUTION: A pad oxide layer 105 is formed between a material layer 110 and a substrate 100, and after a trench is formed by etching, an insulation layer 130 is formed on the material layer 110 and in the trench. The material and deposition process of the insulation layer 130 are selected to form a thin region 135. When the material layer 110 of SiN is etched, using hot phosphoric acid after a region 125 of the material layer 110 is exposed by removing the thin region 135, an insulation region 140 above the pad oxide has a step height in the range of 200-1,000 Å and the insulation region 140 has an overall thickness X5 in the range of 3,500-4,000 Å. According to the method, a planarized shallow trench insulation region can be formed, without using chemical and mechanical polishing.
Patent JP-2001027165-A (JP)
Title: High-pressure pump provided with removable on/off valve to feed fuel to internal combustion engine
Inventor: DE MATTHAEIS SISTO LUIGI
IPC: F02M63/02
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a high-pressure pump which is extremely simple and high in reliability having an ON/OFF valve inexpensive in manufacture and easy in assembly to eliminate disadvantages of a known pump having an ON/OFF valve. SOLUTION: This pump has a body 8 including at least one fuel compression chamber and one operation chamber to surround a working member of the pump, an ON/OFF valve 34 is demarcated by an independent operating assembly to be inserted inside a hole 32 in the body 8 in a fluid-tight manner. The hole 32 connects an intake conduit 33 to a feed conduit 30 of the operating chamber and the compression chamber, the valve 34 assembly has a sleeve, the sleeve is located on a fuel feed conduit 30, and has an opening part 56 to be closed by a shutter 38 sliding inside the sleeve. The sleeve has two seats for two seals located on the sides opposite to each other of the opening part 56. The feed conduit 30 is straight, and can be formed using a drilling tool through the hole 32.
Patent JP-2002023836-A (JP)
Title: Equipment monitoring device
Inventor: KANAMARU TOYOKI
IPC: G06F3/048
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide an equipment monitoring device capable of transferring information or transmitting data by voice which does not involve manual intervention of an operator. SOLUTION: A portable terminal 6 is provided with an input part 9 for inputting a command or the like by a key operation, a voice synthesizing part 10 for converting a guidance message into a voice to be transmitted to an operator, and a speech recognizing part 11 for recognizing the voice uttered by the operator as language based on a word dictionary, and for converting the voice into a character string. The guidance message is obtained from a central monitoring device 15, and outputted as a voice by the voice synchronizing part 10, and the equipment operation result based on the voice uttered by the operator is obtained as character data by the speech recognizing part 11, and transferred to the central monitoring device 15.
Patent JP-2001346551-A (JP)
Title: Method for preparing sugared meat powder
Inventor: TAKAHASHI MAKIO
IPC: A23L17/00
Filed: 2000-06-02
Abstract: PROBLEM TO BE SOLVED: To dissolve the following problems in a method for preparing sugared meat powder: browning is apt to occur by heating due to the existence of a sugar together with amino acids and proteins; the method needs long time and heavy labor since water is boiled, and the once-boiled water is removed, and then processes of texture loosening, drying and seasoning are carried out; and the favorable contents of flavor-enhancing components are decreased since the boiled water is discarded. SOLUTION: This method for preparing sugared meat powder comprises the following: while fish or animal meat is heated with medium flame, the texture of the meat is loosen; 10-20% trehalose is added; and water is evaporated. The method can be applied also to minced fish or minced animal meat.
Patent JP-2002021378-A (JP)
Title: Bracket for door lock
Inventor: NAKAMURA TATSUYA
IPC: E05B15/02
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a bracket for a door lock allowing a lock bar to move back easily even if an external force is applied to a door frame in an earthquake or the like, without lowering its appearance. SOLUTION: The bracket 63 for a door lock includes a recess provided in the opposite surface portion of the door frame to the door lock; a grout cover 35 having a lock bar access space 37 open oppositely to the end face of the door and fitted into the recess with a gap therebetween in the vertical direction of the door frame; a strike 47 having a door lock access hole 49 where the door lock access space 37 in the grout cover 35 is open, and being integrally secured to the grout cover 35;  and a pair of upper and lower flexible stays 51 and 51 each secured to the outer surface 41 of the bottom plate of the grout cover 35 at one end and to the door frame at the other end and holding the grout cover 35 in the recess such that a gap and a clearance form between the strike 47 and the opposite surface portion and between the outer surface 41 of the bottom plate and the bottom surface of the recess.
Patent JP-2002026926-A (JP)
Title: Wireless transmission method and wireless transmitter
Inventor: SUGAYA SHIGERU
IPC: H04N7/173
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a wireless transmission method by which a transmission rate (modulation method and convolution coding rate) used for communication can be specified between wireless transmitters and to provide the wireless transmitter. SOLUTION: In this wireless transmission method, in the case of building up a wireless network by utilizing the wireless transmitters (#1-#7), they exchange prescribed packets (QRS-1, 2, 3) and (RRS-1, 2, 4, 5) to select a communication method utilized for the communication with the respective transmitters (#1, #2, #4-#7), then the transmission rate (modulation system, coding rate) is set according to rate setting (SRS) sent from a request station (#3) so as to decide a communication method used for communication and a method for conducting efficient communication can be obtained with a concerned transmitter.
Patent JP-2001036196-A (JP)
Title: Gallium nitride light emitting element with p-type dopant material diffusion preventing layer
Inventor: KIMURA AKITAKA
IPC: H01S5/323
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To prevent the diffusion of magnesium which is contained in a p-type semiconductor layer as a p-type dopant in a light emitting layer, by forming an n-type diffusion preventing layer between the p-type semiconductor layer, to which the p-type dopant that is easily diffused in a semiconductor layer is added and an active layer. SOLUTION: In a gallium nitride light emitting element, a gallium nitride buffer layer 102 grown at a low temperature, an n-type gallium nitride contact layer 103, an n-type InGaN crack preventing layer 104, an AlGaN layer 105, an n-type gallium nitride optical guide layer 106, an active layer 107 having a seven-cycle multiple quantum well structure, an n-type gallium nitride diffusion preventing layer 114, a p-type gallium nitride optical guide layer 109, a p-type AlGaN clad layer 110, and a p-type gallium nitride contact layer 111 are formed on a sapphire substrate 101. In addition, an n-type gallium nitride layer 114 is formed between the undoped AlGaN indium dissociation preventing layer 108 and the Mg-added p-type gallium nitride optical guide layer 109. Accordingly, the diffusion of Mg in the quantum well layer can be prevented.
Patent JP-2002018418-A (JP)
Title: Method and device for treating shellfish collected from intake passage of heat power station
Inventor: IWASE TADASHI
IPC: B09B5/00
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To effectively use a large quantity of shellfishes stuck to the intake passage of a heat power station as a high-quality cement raw material, by washing and separating the shellfishes with acidic washing wastewater to deodorize the shells and decrease their salt content. SOLUTION: The shellfishes collected from the intake passage wall of the heat power station are washed and separated into shells and organic materials such as shellfish meat to deodorize them and decrease their salt content, by using highly acidic washing wastewater from an air preheater and an electric dust collector, in a washing and separating device in which a vibrating screen is combined with a showering device equipped with a spray pipe and a spray nozzle, thereby effectively using the shells as a cement raw material and coping with a legally regulated pollution problem.
Patent JP-2002024359-A (JP)
Title: Transaction supporting system for real estate object by using communication network
Inventor: UGA HISANORI
IPC: G06Q50/00
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide an online contract system transaction supporting system for real estate object, which can perform a series of procedures from the perusal of real estate information to a contract including a procedure for preferentially negotiating a specified object through the use of a communication network. SOLUTION: In the system 10, a real estate information service server 1 on which real estate object information is inserted is installed on the communication network and the transaction of the desired object can be supported from a communication terminal unit 2 connected on the communication network. The service server 1 preserves a temporary contract page 34 specifying the real estate object which a user desires. When the communication terminal unit 2 of a user side fills user recognition information and selection information specifying the real estate object which the user desires in the temporary contract page 34 and transmission is operated, temporary holding is registered in a user data base 4. Display that the real estate object is in the middle of temporary holding negotiation is added to the real estate object whose temporary holding is registered.
Patent JP-2002022497-A (JP)
Title: Optical encoder
Inventor: HANE JUN
IPC: H01L31/10
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide an encoder of a constitution in which offset and distortion in waveforms hardly occur in encoder signals and which is capable of drawing out the best of its performance. SOLUTION: The optical encoder of one mode comprises a light source to emit a light beam, a scale which is displaced in such a way as to relatively traverse the light beam and in which an optical pattern of a predetermined period is formed in an region to be irradiated with the light beam, and a light receiving array to receive the light beam via the scale. The light receiving array laminates a first conduction semiconductor layer, a second conduction semiconductor layer, and a first conduction semiconductor layer in this order from the side of a substrate to the side of a light receiving surface A reverse- bias voltage is impressed on the first conduction semiconductor layer on the side of the substrate.
Patent JP-2001057685-A (JP)
Title: Radio selective calling receiver
Inventor: KAWASHIMA SHINICHI
IPC: H04W88/02
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption by controlling a power supply voltage. SOLUTION: The radio selective calling receiver includes a control section 6 that drives a display section 8 for a received message, a message storage section 14, a DC/DC converter 10, and an A/D converter 24 or the like that detects a voltage of the converter 10, and a power resulting from boosting a voltage of a battery 20 by the converter 10 is supplied to the control section 6, the storage section 14 and the A/D converter 24. Furthermore, the converter 10 outputs a 1st voltage and a 2nd voltage higher than the 1st voltage as a power supply voltage on the basis of a control signal 54. A reception detection means configured by the control section 6 detects reception of a message through a radio section 4.  A voltage control means configured by the control section 6 outputs the control signal 54 to control the converter 10, which usually outputs the 1st voltage and when the reception detection means detects the reception of a message, the DC/DC converter 10 outputs the 2nd voltage for a prescribed time.
Patent JP-2001080447-A (JP)
Title: Gas genetator
Inventor: TANAKA KOJI
IPC: B60R21/26
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To prevent the mis-installation of a connector with respect to each igniter by burning the gas generation agent in a housing by plural igniters and mounting respective igniters to the housing with the connection constitution with mutually different connector. SOLUTION: A gas generator can control the expansion and development of an air bag by burning the gas generation agent in a housing by plural igniters. Respective terminals 37, 38 are connected a lead wire 39 electrically and connected to the operation circuit by respective lead wires 39. The connection of respective connectors 33, 34 is carried out by mounting respective connectors 33, 34 in respective holes with step 19, 20 respectively and inserting the electrode pins 24, 25 of respective igniters 8, 9 in respective terminals 37, 38. Meantime, by the difference of the arrangement direction of respective electrodes 24, 25, respective connectors 33, 34 can be connected to the corresponding respective igniters 8, 9 respectively and the mis-installation can be prevented.
Patent JP-2001058258-A (JP)
Title: Method for regenerating slide gate plate
Inventor: NIWA SHIGEKI
IPC: F27D1/16
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To obtain a method for regenerating a slide gate plate by regenerating and reusing the sliding surface of the slide gate plate with the sliding surface worn after using. SOLUTION: In the method for regenerating the slide gate plate composed of a fixed plane 6 and a sliding plate 7 already used, the sliding surface of either plate of the fixed plate or the sliding plate which is thicker in a molten metal discharging device composed of the fixed plate 6 or the sliding plate 7 having >=1.5 mm the difference of each of the plate thicknesses, is ground. Then, the ground plate and the same new plate instead of the not ground plate are combined.
Patent JP-2002028241-A (JP)
Title: Gas supplying device for respiration
Inventor: IGARASHI SATOSHI
IPC: A61M16/10
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a gas supplying device for respiration with the high safety and reliability, which has the possibility of ignition by an accident or the like and is improve in a safety by suppressing ignitability. SOLUTION: This gas supplying device for respiration has a gas generating means for respiration which separates oxygen from air and supplies the oxygen to the user and a casing which internally has this gas generating means for respiration. The circumferential part of the gas generating means for respiration within the casing is provided with a gaseous nitrogen packing means which packs the high-density gaseous nitrogen after the separation of the oxygen from the air into the generating means.
Patent JP-2001130972-A (JP)
Title: Silicon carbide powder, method for producing green body, and method for producing silicon carbide sintered body
Inventor: USHIDA KAZUHIRO
IPC: C01B31/36
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To obtain a silicon carbide powder capable of densifying a green body and a silicon carbide sintered body, and further to provide a method for producing the green body having the high density and excellent in handleability by using the silicon carbide powder, and a method for producing the silicon carbide sintered body having the high density. SOLUTION: This silicon carbide powder is characterized is that the silicon carbide powder comprises a silicon carbide powder having 1.7-2.7 μm frequent diameter and a silicon carbide powder having 10.5-21.5 μm most frequent diameter regulated so that the volume percentage of fine particle side may be 20-80%, and the method for producing the green body and the method for producing the silicon carbide sintered body by using the silicon carbide powder are also provided.
Patent JP-2002033716-A (JP)
Title: Cdma spread method and cdma terminal
Inventor: IIDA YUKIO
IPC: H04J13/18
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a CDMA spread method and a CDMA terminal by which an orthogonal code satisfying the condition of an HPSk(hybrid phase shift keying) can optimally be assigned. SOLUTION: A 0-th orthogonal code (Cch,256,0) for a spreading factor 256 is assigned to a control channel (DPCCH). Furthermore, a 1st orthogonal code (Cch,4,1) for a spreading factor 4 is assigned to a 1st data channel (DPDCH1) and a 2nd data channel (DPDCH2), and a 0-th orthogonal code (Cch,4,1) for a spreading factor 4 is assigned to a 3rd data channel (DPDCH3), they are multiplied and are subjected to multi-code multiplexing and the resulting code is transmitted.
Patent JP-2002030049-A (JP)
Title: Method for producing 2-alkoxyethylamines
Inventor: TAMURA YUTAKA
IPC: C07C217/08
Filed: 2000-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing 2-alkoxyethylamines in high yield at a low cost. SOLUTION: 2-Oxazolidones are reacted with a sodium alcoholate in an organic solvent.
Patent JP-2002029313-A (JP)
Title: Lights-out forgetfulness announcing device in on-vehicle illuminating lamp device
Inventor: KOGA EIJIRO
IPC: B60Q11/00
Filed: 2000-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a lights-out forgetfulness announcing device in an on- vehicle illuminating lamp device capable of detecting and announcing forgetfulness of lights-out by diverting a part of an existing circuit member without complicating the constitution by adding and separately arranging a lights-out forgetfulness detecting circuit to and in an original on-vehicle illuminating lamp device and without complicating the constitution by separately arranging a member for announcing forgetfulness of lights-out. SOLUTION: A power source is supplied to an illuminating lamp 2 from a battery 1 via a first switch circuit 4, and the power source is supplied to an audio apparatus 8 via a second switch circuit 10. The illuminating lamp 2 is lighted by output of an illuminating line (a) unrelated to operation of an engine key, and an operation display button 11 is lighted by output of a switch control line (c) from a microcomputer 9 for operating the audio apparatus 8. At the same time, a voice circuit 12 is operated by a signal of a voice control line (d) from the microcomputer 9, and the output is supplied to a loudspeaker 13 to perform a warning of forgetfulness of lights-out and prescribed audio operation when necessary.
Patent JP-2002038714-A (JP)
Title: P-concrete trace filling instrument
Inventor: YOSHIDA AKIRA
IPC: E04G21/16
Filed: 2000-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a P-concrete trace filling instrument, in which the degree of skill is not required and workability can be improved in the filling works of a P-concrete trace. SOLUTION: In the P-concrete trace filling instrument for supplementing the P-concrete trace at the time when concrete placed into forms is cured and the forms are removed with fillers, the filling instrument has a filling means 10 with a P-concrete holding section 11 and a gripping section 12 extended from the rear of the P-concrete holding section 11 and a holding means 14 with a groove section 14b being extended from a front end 14a capable of being abutted against the lower section of the P-concrete trace and being capable of holding a fixed quantity of the fillers.
Patent JP-2002035526-A (JP)
Title: Method and apparatus for recovering solvent
Inventor: NAKAI TAKEO
IPC: B01J20/28
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for enhancing the recovery of a solvent and easily restoring the adsorbing capacity of a perforated plate comprising activated carbon to the original state only by blowing in steam for a short time. SOLUTION: A steam jet device 7 is deeply penetrated into a solvent recovery device 6 to position jet orifices 72 at the place close to the perforated plate comprising activated carbon and steam ejected from the jet orifices 72 is applied to the substantially whole surface of the perforated plate 5.
Patent JP-2001077316-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: OKADA TAKAKO
IPC: H01L21/822
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To obtain a fine, large-capacitance capacitor by forming the lower electrode of a capacitor, which consists of a first conductive layer and a granular second conductive layer positioned above the first conductive layer, and by forming a capacitor insulation film and a second electrode above the lower electrode. SOLUTION: After forming an isolating insulation film on the surface of an n-type (100) silicon substrate to form an element region, phosphorus ions are implanted to form an n+ difussion layer which functions as a contact, and a silicon oxide film is formed by the CVD method, then an opening is made. A polycrystal silicon film 85 is formed and subjected to heat treatment to diffuse phosphorous ions, and an oxide film which spontaneously develops on the surface of the polycrystal silicon film is removed, then a lower electrode 85 made of the phosphorus-added polycrystal silicon film is formed. An amorphous silicon film 87 is deposited on the lower electrode 85. Heat treatment is performed to change the amorphous silicon film 87 into monocrystal silicon grains so that good unevenness is given to the surface.  A phosphorus-added polycrystal silicon film is deposited, and patterning is performed on the film to form an upper electrode, thus, achieving a capacitor.
Patent JP-2002038381-A (JP)
Title: Fiber mat for floor groundwork and flooring material
Inventor: KAMEYAMA NORITOSHI
IPC: D04H1/541
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To obtain a fiber mat for a floor groundwork for directly laid floors, capable of improving a walking feeling while enhancing a noiseproof performance. SOLUTION: This fiber mat 4 for floor groundwork is obtained by subjecting an original fabric 3 comprising a fibrous material 1 and a thermoplastic resin binder 2 to a preheating process followed by a press-forming operation; wherein during the preheating process, the air occluded in the fibrous material 1 is expanded on heating to afford an entanglement of three-dimensional structure with voids in the fibrous material 1, thus imparting the final fibrous mat 4 with uniform resilience.
Patent JP-2001063336-A (JP)
Title: Suspension device
Inventor: CORAM ALAN B
IPC: B60G11/26
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a vehicular hydropneumatic shock absorber system, or a vehicular hydropneumatic suspension device that carries mining devices and particularly a heavy load. SOLUTION: A suspension device 100 has a housing 104, a piston rod 102 slidable in the housing 104, a seal 116 between the housing 104 and the piston rod 102, a sealed internal chamber 114 so defined by the housing 104, piston rod 102 and seal 116 as to have variable displacement by the overlap of the piston rod 102 and the housing 104, a liquid 118 injected into the internal chamber 114, a first gas 120 injected into the internal chamber 114 to fill a first gas chamber 122 and to receive the same pressure as the liquid 118 at all times, and a second gas 126 injected into the internal chamber 114 to fill a second gas chamber 128 and to receive, due to its restrained state, at least the same pressure as the liquid 118 and first gas 120.