baber/WOPTO huggingface dataset:
Patent JP-2001267243-A (JP)
Title: Method of manufacturing group iii nitride-based compound semiconductor and group iii nitride-based compound semiconductor device
Inventor: KOIKE MASAYOSHI
IPC: H01S5/323
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a group III nitride-based compound semiconductor in which through dislocations are suppressed. SOLUTION: Steps of a first group III nitride-based compound semiconductor layer 31 are formed by etching in a shape of islands, such as point-shaped, stripe-shaped or lattice-shaped, so that a layer this is different from the first group III nitride-based compound semiconductor layer 31 is exposed in the bottom parts of the steps. A second group III nitride-based compound semiconductor 32 is grown by transverse epitaxy to bury the stepped parts, and can also be grown upward thereafter, wherein the upper face of the upper steps and the side faces of the steps are utilized as the nuclei for the growth. In this occasion, upper section of the second group III nitride-based compound semiconductor 32 grown by transverse epitaxy can be a region where propagation of the through dislocations that are present in the first group III nitride- based compound semiconductor layer 31 is suppressed.
Patent JP-2001260120-A (JP)
Title: Method for manufacturing ceramic multilayer block with cavity
Inventor: SAKAI NORIO
IPC: C04B35/495
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently manufacturing a ceramic multilayer block with a cavity having a step without generating an undesired deformation. SOLUTION: The method for manufacturing the ceramic multilayer block comprises the steps of sequentially stacking a second ceramic green sheet 39 and a first ceramic green sheet 36 on a third ceramic green sheet 40 to manufacture a green sheet laminate 33 having a cavity formed to have the step 31, then mounting a rigid plate 42 having an opening 41 formed to have a size covering the overall main surface of the sheet 36 and to have a size smaller by 0.1 to 0.6 mm than a size of a through hole 35 for the cavity on the laminate 33, further mounting an elastic material 44 on the plate 42, simultaneously affecting a pressure from the material 44 to the laminate 33 in a state in which the plate 42 is held, thereby obtaining the ceramic multilayer block 46 having the cavity 34 including the step 37.
Patent JP-2001261288-A (JP)
Title: Winch
Inventor: NOMURA HIROYUKI
IPC: B66D5/32
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a winch of high strength, in particular suitable for a heavy load and with no danger of putting foreign matter in it. SOLUTION: A ratchet mechanism is constituted of an internal tooth type ratchet tooth formed along an inner periphery of a shaft insertion hole opened on a bracket and a ratchet click energized to be engaged with the ratchet tooth by a spring internally packaged free to advance and retreat in the diametrical direction of a winding shaft on a winch provided with the ratchet mechanism to allow normal rotation of the winding shaft but to prevent reverse rotation between the winding shaft axially installed on a pair of the brackets and the brackets.
Patent JP-2001263964-A (JP)
Title: Heat exchanging device for construction equipment
Inventor: YASUDA TOMOHIKO
IPC: F28D1/02
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To miniaturize the structure of a heat exchanging device consisting of three kinds of heat exchangers and shorten the length of a circuit of piping by making the circuit compact. SOLUTION: A cover member 2 of an engine room 1 is provided with an outside air intake portion 8 and an exhaust portion 9. In the direction of the flow of cooling air by a cooling fan 13, an oil cooler 10 and a radiator 11 are located at the upstream side of the cooling fan 13, while an air cooler 12 is located at a position facing to the exhaust portion 9 at the downstream side of the cooling fan 13, i.e., above an engine 3. A duct 15 is provided from the cooling fan 13 to the exhaust portion 9 through the air cooler 12. Air inlet piping 16 from a supercharger 5 and air outlet piping 17 to a manifold of the engine 3 are connected to the air cooler 12, thereby allowing the length of the piping 16, 17 to be short.
Patent JP-2001260864-A (JP)
Title: Fluid pressure brake device for vehicle
Inventor: OISHI MASAKI
IPC: B60T13/14
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a fluid pressure brake device using a discharge brake liquid pressure of a fluid pressure pump for driving a master cylinder piston, allowing a proper reservoir to be easily provided without giving additional changes to the fluid pressure pump depending on the types of vehicles. SOLUTION: A preset allowable capacity case CA having an opening portion connected in communication with a suction port of the liquid pressure pump HP, a piston RP stored in the case in a liquid tight and slidable manner, having a variable capacity liquid chamber CH formed on the side of the opening portion in the range of a preset allowable capacity, and a variable capacity reservoir VR having energizing means (a spring SE) for energizing the piston to the opening portion are arranged to be detachable from the liquid pressure pump. For example, the opening portion of the case CA is threaded and joined to the liquid pressure pump.  The liquid pressure pump has a discharge port connected in communication with a power chamber behind the master cylinder piston MP and an open/close valve (a linear solenoid valve V1) arranged in a liquid pressure passage B communicating the discharge port with a suction port.
Patent JP-2001270102-A (JP)
Title: Liquid drop discharge head
Inventor: EGUCHI HIROTOSHI
IPC: B41J2/055
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a liquid drop discharge head which can stably drive with a low voltage by reducing an air damper effect. SOLUTION: A partition wall 12 between electrodes for separating a gap space between a diaphragm 6 and electrodes 11 is provided immediately below a partition wall 5 between liquid chambers which separates liquid chambers 4. The number of the inter-electrode partition walls 12 is made smaller than the number of the inter-liquid chamber partition walls 5. The number of electrodes 11 included between adjacent inter-electrode partition walls 12 is set to be not smaller than 2 and smaller than 10. The electrodes 11 are disposed in a non parallel state to the diaphragm 6. A notch part is formed to an electrode forming part where the electrodes 11 are formed when the electrodes are disposed in the non parallel state. The inter-electrode partition wall 12 is a partition wall between recessed parts formed to a substrate where the electrodes 11 are set. Moreover, the inter-electrode partition wall 12 is joined to a substrate where the diaphragm 6 is set.
Patent JP-2001270065-A (JP)
Title: Decorative sheet
Inventor: MORI FUJIO
IPC: B32B33/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a decorative sheet free from whitening even after load loading processing. SOLUTION: In the decorative sheet 1 in which a decorative layer is subjected to load loading processing after being formed, when the plastic deformation value and elastic deformation value of the sheet 1 which are obtained by a testing method, in which after the surface of the sheet 1 is pushed by being loaded with a testing load of 1-1,000 mN at an ambient temperature of 20 deg.C and at a speed of 0.005 mm/s by a diamond triangular weight indentator 2 of 100-117 deg. inter-edge angle, the testing load is kept. and the indentator 2 is separated from the sheet 1 by removing the load, are expressed by x1 and x2 respectively, and the brightness of the sheet 1 in the L a b color indication system of CIE (International Illumination Committee) 1976 (JIS Z8729) is expressed by L, the sheet 1 has a part which meets a relationship: 0.05<=x1/x2<=L2/800.
Patent JP-2001266398-A (JP)
Title: Composite optical member and its inspection method
Inventor: YAMASHITA TATSUMARO
IPC: G11B7/22
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a composite optical member and its inspection method by which diffraction gratings possessed by the composite optical member can be independently inspected. SOLUTION: The member is integrally formed by molding, having an incident plane 105a and an outgoing plane 105b of light respectively at both end faces in the direction of the optical axis N; in the area including the optical axis N of the incident plane 105a and the outgoing plane 105b, a three-beam diffraction grating 105h and a first diffraction grating 105f are formed; and the area other than each diffraction grating of the incident plane 105a and the outgoing plane 105b is used as a reference plane for mirror finish.
Patent JP-2001274644-A (JP)
Title: Semiconductor circuit
Inventor: FUJIWARA KOJI
IPC: H03F3/34
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor circuit that can suppress the effect caused by the manufacturing dispersion and temperature fluctuations and easily vary the gain. SOLUTION: The semiconductor circuit is characterized in that it is provided with a 1st voltage current conversion means whose noninverting input terminal is connected to a signal input terminal and whose output terminal is connected to its own inverting input terminal and to a signal output terminal and with a 2nd voltage current conversion means whose noninverting input terminal is connected to the signal input terminal, whose inverting input terminal is connected to a bias supply terminal and whose output terminal is connected to the signal output terminal, and the gain of the semiconductor circuit is decided by a ratio of the conductance of the 1st voltage current conversion means to that of the 2nd voltage current conversion means.
Patent JP-2001273374-A (JP)
Title: Education system and education method
Inventor: NAGASE AKIYUKI
IPC: G06Q50/10
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To comprehensively enhance a learning effect by efficiency providing educational information according to its characteristics and providing the educational information according to a learning state of each student. SOLUTION: The education system is provided with three information distribution channels consisting of a form to participate in a course directly at a facility 104 to be provided by an education service or by a video tape or by receiving satellite broadcast, a form to transit and receive the educational information by connecting a computer 13 of the education service with a personal computer 11 of a student who takes the course via the Internet and a form to view the educational information transmitted by the satellite broadcast by a television receiver 28 at home, and uses a channel in accordance with characteristics of the educational information to be transmitted.
Patent JP-2000341411-A (JP)
Title: Method for processing voice message
Inventor: HAEGEBARTH FRANK
IPC: H04M3/42
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a method with which the voice message received by means of a recorder can be processed more easily, quickly, and surely. SOLUTION: A method for processing voice message includes a step 7 of automatically collecting characteristic data 6 sent to an incoming voice message 13 by using call signals, a step 8 of inputting the data 6 in an electronic format 9, and a step 10 of storing the electronic format 9 as a text file 11. The method also includes a step 12 of storing the contents of the message 13 as a speech file 14, a step 19 of forming a voice message file 15 by combining the text file 11 with the speech file 14, and a step 20 of transmitting the voice message file 15 to an address 17 via a data network 16. In addition, the method also includes a step in which a man 18 further processes the voice message 13 by performing access to the voice message file 15.
Patent JP-2001280954-A (JP)
Title: Detector of pipe slope
Inventor: IWANAGA TETSUYA
IPC: G01C9/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To accurately detect the slope of a pipe. SOLUTION: A TV camera 8 is pushed into and moved in the pipe 2 by a linear body 12. An inner surface of the pipe lighted by a lighting means 23 can be photographed by the TV camera 8, A level 21 is attached to the camera 8 by means of a resilient link member 19. An air bubble 25 in a liquid within the level 21 is photographed by using a part of the visual field 44 of the camera 8. The slope of the pipe can be detected from the position of the bubble 25. The member 19 resiliently presses the level 21 against an inner bottom surface of the pipe 2, thus enabling the inner surface of the pipe 2 to be accurately detected at all times as the camera 8 moves.
Patent JP-2001285592-A (JP)
Title: Manual scanning type image input device
Inventor: MORIGUCHI MASARU
IPC: G06T1/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To improve, the accuracy of the mount position of each function component in a manual scanning type image input device to a body device can be enhanced, in the case that the manual scanning type image input device is mounted on the body device. SOLUTION: Respective function components, such as a contact image sensor 14, a roller mechanism 15, idle gears 41, 42, 43, 45, and a slit disk 45a are all positioned and fixed to a hand scanner frame 12, a positioning groove 12i used to attach/detach a hand scanner 10 to/from a hand scanner holder of a facsimile terminal 1 is respectively provided to a side wall of the hand scanner frame 12, and even if the hand scanner 10 is mounted on the facsimile terminal, the positioning precision of each function component to the facsimile terminal can be kept high.
Patent JP-2001280105-A (JP)
Title: Manufacturing method of thin valve lifter for internal combustion engine
Inventor: HOSAKA AKIHIKO
IPC: F01L1/14
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a thin valve lifter in which boring and cutting work is eliminated. SOLUTION: In the valve lifter, thin portions 14 of which rear face sides are depressed are disposed at least part of a roof portion of a cup-shaped valve lifter body, and reinforcing ribs 17 are circumferentially disposed on edge portions on opening sides of inner peripheral faces of thin skirt portions. In the manufacturing method of the valve lifter, in a first process, the depressions 14 are formed in the roof portion 12 to make the roof portion 12 be thin and the skirt portions 16 are formed to be thin thereby to form the cup-shaped valve lifter body 10A. In a second process, end portions on the opening side of the thin skirt portion 12 are plastically deformed inward to form the reinforcing ribs 17. It is difficult to form the inside portions of the skirt portions as a so-called under cut portion because they can not be die cut in an axial direction. However, in this method, after forming the depressions 14 in the roof portion 12 to make the roof portion 12 be thin and forming the skirt portions 16 to be thin to form the cap-shaped valve lifter body, tips of the thin skirt portions 16 are plastically deformed inward to form the reinforcing ribs 17. Accordingly, the thin valve lifter that is light weight and excellent in strength can be manufactured.
Patent JP-2001288530-A (JP)
Title: High strength and high toughness martensitic steel and its production method
Inventor: KOCHI TAKUYA
IPC: C21D8/06
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide martensitic steel having sufficient strength and also excellent toughness even when used as automotive springs and bolts, and to provide its production method. SOLUTION: This high strength and high toughness martensitic steel contains >=0.1 mass % C, and >=80% or its metallic structure is composed of martensite. The average value of the old austenite crystal grain size numbers is >=7, and also, the area ratio occupied by the old austenite grains with the grain size numbers different by >=3.0 from the grain size number having the maximum frequency is <=10%.
Patent JP-2001284293-A (JP)
Title: Chip division method for semiconductor wafer
Inventor: SATO TAKAO
IPC: H01L21/306
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To raise emitted light brightness by enlarging the area of a semiconductor layer on a semiconductor chip be divided and increase the number of obtained semiconductor chips. SOLUTION: The method comprises a process for forming a relatively narrow first division groove 5 of a groove width W1 on the surface at a semiconductor layer formation side of a semiconductor wafer 1 by dicing, etching or blast, and a process for forming a relatively wide second division groove of a groove width W2 in a position corresponding to the first division groove 5 on a surface at a semiconductor layer non-formation side of the semiconductor wafer 1 by dicing.
Patent JP-2001240826-A (JP)
Title: Adhesive tape for preventing reapplication
Inventor: TEZUKA ATSUO
IPC: C09J7/02
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To obtain an adhesive tape for preventing reapplication for the pur pose of preventing burglary or shoplifting in order to improve conditions of many cases where an adhesive tape is peeled from a commodity and reapplied onto a more expensive commodity that is stolen because the adhesive tape can be peeled from the commodity and reapplied though the adhesive tape for usual packaging printed with the name of a supermarket, etc., is used and applied as a mark of purchased commodity to the commodity when a customer purchases the commodity in the store, etc. SOLUTION: This adhesive tape for preventing reapplication comprises a winding constitution of lamination provided with (2) a barrier resin layer and (3) a release layer successively formed on the front side of (1) a substrate and (4) a thermoplastic resin layer, (5) a film, (6) a primer layer and (7) a pressure- sensitive adhesive layer successively provided on the back side of the substrate (1).
Patent JP-2001292325-A (JP)
Title: Edge enhancement device, edge enhancement method and recording medium
Inventor: MURAKI ATSUSHI
IPC: H04N5/208
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide an edge enhancement device that can adaptively correct various types of edges from steep edges to rather smooth edges. SOLUTION: In the extraction of an edge part and correction of the pixel value of the edge part in its increasing direction to enhance the edge, an image correction processing section 57 generates a variable amplification factor (ΔG) changed corresponding to a pixel value (EBASIC) of the edge part and applies the amplification factor to the pixel value of the edge part to generate an edge enhancement correction value (E). The amplification factor (ΔG) has a characteristic of increasing the edge enhancement correction value (E) when the pixel value of the edge part resides in a large value area (an area where the EBASIC is large) more than when the pixel value of the edge part resides in a small value area (an area where the EBASIC is small).
Patent JP-2001290923-A (JP)
Title: Attendance managing system
Inventor: NAKAYAMA KIYOSHI
IPC: G06Q10/00
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide an attendance managing system which eliminate the need for a customer to prepare server devices and application software occupying most of the initial expenses for introduction at the time of system introduction and uses applications delivered through the Internet generally and widely utilized to perform attendance management. SOLUTION: PCs 31 and 32 on which Web browsers are mounted in a data processing part 30 installed on the user side are connected to an application server 100, which an ASP enterpriser operates and manages, through the Internet 80, and functions required for business are selected through a delivered processing menu after user authentication, and thus the user is provided with a means which performs attendance managing business such as input and correction of duty data, input of personal data, and the generation of various management forms including a list of duties.
Patent JP-2001231883-A (JP)
Title: Posture correcting/physical exercise promoting band
Inventor: ISHIKAWA TOMOAKI
IPC: A63B21/055
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a posture correcting band capable of softening the ache in the waist of a user and helping the user walk without interruption in the blood circulation. SOLUTION: A chest band 4 comprising a rubber band 4a for stretching and rubber bands 4b for shoulder straps connected to the top end of the rubber band 4a is attached to the upper sides of a waist band 3 with a cushion material 1 on the inner side. The rubber bands 4a and 4b have length adjustors 6, respectively, and led bands 5 comprising rubber bands 5a and 5b for stretching and a rubber band 5c for winding which is connected to the lower ends of the rubber bands 5a and 5b are attached to the lower sides of the waste band 3, A displacement preventive rubber band 13 is sewn to one end of each leg band 5, and each rubber band 5a also has the length adjustor 6.
Patent JP-2001289482-A (JP)
Title: District cooling and heating operation system and its operating method
Inventor: ATSUMI JUICHIRO
IPC: F24F11/02
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To realize a district cooling and heating operation system which can respond quickly to variation in the demand of air conditioning. SOLUTION: A plurality of buildings 51, 52, 53 are air conditioned with hot water or cold water generated from an absorption refrigerating machine 11 in a heat supply system 60. Heat demand achievement of working terminals in each building is determined using a heat quantity detector 1a and a controller 18 predicts a future load based on that achievement. Arriving time lag of hot water or cold water is then determined for each building based on the piping distance from the absorption refrigerating machine to each building and the current velocity of hot water or cold water. Timing for varying output from the absorption refrigerating machine is then varied based on a predicted load and an arriving time lag.
Patent JP-2001295678-A (JP)
Title: Engine automatic stop and restart apparatus for vehicle
Inventor: TOMIKAWA SABURO
IPC: F02D11/10
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To prevent an engine automatic stop enable time starting from the shortening by interrupting power supply to an engine control electrical load which consumes the battery power unnecessarily, even during the automatic stop of an engine. SOLUTION: A vehicle equips with the engine, an electric motor rotating in synchronization with the engine, a device for transmitting the output of the engine and the motor to a driving wheel, an engine control unit 10 for automatically stopping and restarting the engine according to the running condition of the vehicle, electrical loads (27A, 28A, 29A) for controlling the engine, and a battery 21 as a power supply for the electrical loads. The vehicle is further provided with means 31, 32 to 38 for interrupting power supply to the electrical loads during the automatic stop of the engine.