baber/WOPTO huggingface dataset:
Patent JP-2003317625-A (JP)
Title: Method of aging plasma display panel
Inventor: DATE KENJI
IPC: H01J11/20
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of aging a plasma display panel enabling elimina tion of lighting unevenness due to aging, dissolution of insulation breakdown of an insulating layer, or further, an aging in a short time.  <P>SOLUTION: By changing a start-up time of voltage waveform of an aging voltage alternately impressed on a scanning electrode 2 and a sustaining electrode 3, and by forcing discharge in numbers instead of having a one-time discharge made at a start-up time of the voltage waveform of the aging voltage, an aging discharge is made uniformly over a whole surface of the plasma display panel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324793-A (JP)
Title: Speaker apparatus and diaphragm
Inventor: TAKAHASHI OSAMU
IPC: H04R9/02
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a speaker apparatus with increased sound pressure sensitivity for increasing a vibration area to reduce a minimum resonance frequency to thereby attain reproduction at a low frequency and to provide a diaphragm used for the speaker apparatus.  <P>SOLUTION: An edge damper frame 18b of the diaphragm 15 is inserted between an outer circumferential face 20 a of a frame cover 20 and a horizontal support face 14c-1 of a frame 14. Further, a trailing part 18e in the diaphragm 15 is extended from an outer circumferential edge of the edge damper frame 18b toward the frame 14 and along an outer side face 14c-2 of a projection 14c of the frame 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002345191-A (JP)
Title: Fractional-slot winding motor
Inventor: LIU BUYUN
IPC: H02K3/28
Filed: 2002-05-08
Abstract: PROBLEM TO BE SOLVED: To reduce more torque ripple components having a brushless motor having a stator provided with slots. SOLUTION: The brushless electric motor 36 is provided. In an embodiment as an example, the motor 36 comprises a permanent magnet rotor 60 having a plurality of magnetic poles and a stator 66, a plurality of laminated laminations 68 in which a plurality of slots 70 are arranged, and a plurality of fractional-pitch phase windings 72 arranged in a plurality of the slots 70. The motor 36 has the number ratio of slots per pole which is not integer. Amplitudes of the 5-th and 7-th harmonic components of the fundamental frequency of the motor becomes smaller than 0.3% and 0.1%, respectively, of the magnitude of the fundamental frequency component.
Patent JP-2003329733-A (JP)
Title: Method and apparatus for inspecting semiconductor device
Inventor: SHIROYAMA HIROAKI
IPC: G01R31/28
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device inspection circuit and its inspection method which ensure operation by one inspection by the use of a general-use logic tester without forming an expectation pattern.  <P>SOLUTION: The semiconductor device inspection circuit comprises a serializing circuit for serializing parallel inputs. A counter is operated by the output signal of a multiplier only when the output of a parallel-to-series converter circuit is '1', and a conforming article deciding pattern of binary output values is generated. The binary output values and the conforming article deciding pattern are inputted, and only when a binary output value and the conforming article deciding pattern do not coincide, the bit signal '1' is outputted in synchronization with the output clock of the multiplier.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003051495-A (JP)
Title: Forming method for contact hole of semiconductor element
Inventor: YU JAE-SEON
IPC: G03F7/40
Filed: 2002-05-15
Abstract: PROBLEM TO BE SOLVED: To form a narrow pattern by minimizing deformation of the pattern by a forming method for a contact hole of a semiconductor element. SOLUTION: An etched layer is formed on a substrate, where a specified process of the semiconductor element is completed, a sacrifial film having a low dielectric constant and a hard mask are formed, in the order on the etched layer, and a photoresist pattern is formed in the order on the hard mask by using a nonreflective film and argon fluoride lithography; and the nonreflective film and hard mask are selectively etched to remove the photoresist pattern at the same time, with the hard mask etching, the sacrifial film with the low dielectric constant and etched layer are etched by using the hard mask as a mask, to form the contact hole exposing the surface of the substrate, and the hard mask and sacrifial film with the low dielectric constant are removed.
Patent JP-2003338521-A (JP)
Title: Lead frame pressing fixture
Inventor: KURIHARA KAZUO
IPC: H01L21/60
Filed: 2002-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lead frame pressing fixture for preventing the floppy motion of a lead frame during a wire bonding process together with reduction in the processing cost of its pressing surface.  <P>SOLUTION: There is provided, on a plate-like metal main body 5, the lead frame pressing fixture 8 that is equipped with a window 6 surrounding a wire connecting region 3 on a lead frame 2 to which a wafer chip 1 is fixed and is used for fixing the lead frame 2 to a wire bonding apparatus. A cushion layer 9 at the periphery of the window mainly composed of a resin is formed with a heat-resistant property not less than 150°C in at least a portion of the pressing surface contacting with the lead frame.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336689-A (JP)
Title: Flywheel assembly
Inventor: UEHARA HIROSHI
IPC: F16F15/30
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the input of excessive torque to an elastic member in a flywheel assembly to output torque to the input shaft of a direct transmission.  <P>SOLUTION: The flywheel assembly 1 is to transmit torque to the input shaft 6 of the transmission from the crank shaft of an engine and is provided with a flywheel 2 and a damper mechanism 3. Torque is input to the flywheel 2 from the crank shaft. The damper mechanism 3 has a pair of disk-like plates 11 and 12 which are fixed to each other and coupled to the flywheel 2, a hub 15, which has a flange 20 arranged between a pair of the disk-like plates 11 and 12 and outputs torque to the input shaft 6 and coil springs 16 and 17, which are compressed in the rotational direction of a pair of the disk-like plates 11 and 12 and the flange 20 when they are rotated relatively to each other. A torsion angle stopper 30 is formed to stop the relative rotation of a pair of the disk-like plates 11 and 12 and the hub 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003100638-A (JP)
Title: Method for manufacturing semiconductor thin film and thin-film transistor, electro-optical apparatus, and electronic equipment
Inventor: AZUMA SEIICHIRO
IPC: H01L29/786
Filed: 2002-05-21
Abstract: PROBLEM TO BE SOLVED: To form a large-grain polycrystalline silicon film at a low process temperature, high throughput rate, and low cost. SOLUTION: A 1st insulating layer, a light absorbing layer using any of the metals W, Cr, Ti, and a 2nd insulating layer are provided on a semiconductor layer. Beams generated from a plurality of linear lamp light sources having their peak wavelength in the vicinity of 1 μm are converged on the light- absorbing layer for treatment by use of a reflecting optical system having an elliptic reflector.
Patent JP-2003334047-A (JP)
Title: Packaged food for ordinary temperature distribution and method for producing the same
Inventor: ASHIDA SHINYA
IPC: A23B4/005
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaged food for ordinary temperature distribution, which has a soft texture, and the natural flavor and juicy touch of a food raw material, has a good appearance, because the surfaces of the food and a container are not stained with a liquid juice, can easily be gripped and taken with a hand, and has excellent convenience and portability.  <P>SOLUTION: This packaged food for ordinary temperature distribution is prepared by treating the food raw material with superheated steam, sealing the treated food raw material in the container, and then subjecting the sealed food raw material to a pressurizing thermal sterilization treatment.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003338502-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: WATAYA TAKASHI
IPC: H01L21/28
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device which can perform the proper embedding of a metal film by preventing the occurrence of steps on an insulation film upon polishing the metal film using a CMP method.  <P>SOLUTION: In the insulation film 102 on a semiconductor substrate 101, an organic resin film 103 is formed as a base penetration preventive layer. The organic resin film 103 and the insulation film 102 are formed with openings to form connection holes 105. In the connection holes 105, a barrier metal film 106 and the metal film 107 are formed in this order, and then the metal film 107 is chemically and mechanically polished. During the CMP, the organic resin film 103 works as a stopper. After removing the barrier metal film 106, the organic resin film 103 is removed by dry etching using a halogen gas or by ashing using an oxygen-based gas.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003339597-A (JP)
Title: Vacuum cleaner
Inventor: ONO TSUGIYOSHI
IPC: A47L9/24
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner capable of easily detaching and drying a water absorbing member.   <P>SOLUTION: A water absorbing member 28 is detachably mounted to the inner peripheral surface of a fitting part 26 of an extended outer pipe 21. A water absorbing member 37 is detachably mounted to the inner peripheral surface of an inner pipe suction air passage 35 of an extended inner pipe 22. Even if moisture is sucked by a user's error, the moisture is sucked into a suction air passage rather on the suction side than a dust collecting chamber by the water absorbing members 28, 37. The water absorbing members 28, 37 which absorbed water can be easily detached from the fitting part 26 of the extended outer pipe 21 and a connection socket 43 of the extended inner pipe 22. An extended pipe 14 is detached from a handy operating part to remove a floor brush from the extended pipe 14. The water absorbing members 28, 37 can be easily dried by bringing them into contact with outside air from the fitting part 26 of the extended outer pipe 21 and the connection socket 43 of the extended inner pipe 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348629-A (JP)
Title: Local information sharing system, local information providing apparatus, and information storage device for fixed terminal
Inventor: ABE SATOSHI
IPC: G06Q30/02
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a local information sharing system for suppressing communication traffic without being restricted by the functions of a terminal.   <P>SOLUTION: A local information providing apparatus 90 is placed between a base station 21 and a mobile packet communication network 20. An information storage device 91 for a fixed terminal is connected to both the base station 21 and the Internet 30. The local information providing apparatus 90 includes: a Web server for storing local information; and a gateway server for selecting a path for information addressed to the Web server and paths for other information items. The information storage device 91 for the fixed terminal includes: the Web server; a mobile station acting as a connection section to the base station 21; a network connection section acting as a connection section to the Internet 30; and a communication control section for selecting the paths.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347366-A (JP)
Title: Tape carrier for semiconductor device, semiconductor device and method for manufacturing the semiconductor device
Inventor: YAMAGUCHI KENJI
IPC: H01L21/60
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tape carrier for a semiconductor device which can improve a transfer property in the case of flip chip connection in a carrier tape for a semiconductor device, eliminate thermal deformation in the case of heating in a manufacturing process, and improve the yield and productivity of a product (semiconductor device).   <P>SOLUTION: A reinforcing copper layer 31 is left in a prescribed region on one surface of an optically opaque polyimide film 30 wherein an Sn plating lead 35 in formed on the other surface, and a TAB tape 40 is formed, thereby improving the strength of the TAB tape 40 with the reinforcing copper layer 31.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348206-A (JP)
Title: Shock absorber for crt of wall-mounted video interphone
Inventor: YAMADA MANABU
IPC: H04M1/02
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To buffer shock to a CRT when the CRT is shocked by drop or the like due to its gravity in a casing, to absorb dispersion in the dimensional tolerance of the CRT and to remove play in the fixing of the CRT due to the positioning of the CRT.   <P>SOLUTION: When the CRT occurs drop or the like due to its gravity, a lower piece 12 constituting a forked shape part formed on the abutting part 21 of struts 10a, 10b erected on a casing 1 in order to position and support the CRT 2 in an abutted state and an upper piece 11 thinner than the thickness of the lower piece 12 can buffer the shock and prevent the generation of breakage on the struts 10a, 10b and the connection base parts 20 of the struts 10a, 10b connected to the casing 1. Even when the size of the CRT is larger than standard size, the dispersion of dimensional errors of the CRT is absorbed by the elasticity of springs attached to the upper and lower pieces forming the forked shape part and the fixing of the CRT can be prevented from being loosened due to the positioning of the CRT.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003343412-A (JP)
Title: Pump waterwheel enhanced in cooling efficiency for heat generation part
Inventor: YAMATO ATSUSHI
IPC: F03B11/00
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pump waterwheel enhanced in cooling efficiency for a heat generation part.   <P>SOLUTION: External air f1 is converted into cooling air f2 by installing cooling fans 11 around a casing 4 and a suction pipe 5. The cooling air f2 is efficiently guided to the heat generation part to enhance the cooling efficiency for the heat generation part by installing a hood 12 covering a region from the suction pipe 5 and a pump waterwheel body 3 to a generator motor 9.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003343771-A (JP)
Title: Fuel hose and method of manufacturing the same
Inventor: KUMAGAI HIROSHI
IPC: C09K3/10
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of a conventional fuel hose that the fuel permeation at an end part cannot be prevented.   <P>SOLUTION: The fuel hose 1 has a layer 3 with a low fuel permeation coefficient on the innermost layer 2, and a connected member 10 is engaged in the inside of the end parts. In the fuel hose 1, a terminal coating material 5 with a low fuel permeation coefficient is mounted from a seal position S with the connected member 10 on the inner surface of the innermost layer 2 to the end surface of the innermost layer 2, so that the fuel permeation from the end part can be significantly reduced while securing the sealing strength with the connected member 10 and sufficient fall-out resistance force.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346805-A (JP)
Title: Non-aqueous electrolyte battery
Inventor: YAMAMOTO YOSHIKATSU
IPC: H01M4/505
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for suppressing degradation of a non-aqueous electrolyte when preserved at high temperatures.   <P>SOLUTION: A non-aqueous electrolyte battery 1 comprises a positive electrode 2 having a positive electrode active material, a negative electrode 4 having a negative electrode active material, and a non-aqueous electrolyte. The positive electrode active material is a lithium-manganese composite compound indicated by a chemical formula of Li<SB>x</SB>Mn<SP>(m)</SP>O<SB>(x+m)/2</SB>. The specific surface area thereof is ≥0.1 m<SP>2</SP>/g to ≤7.0 m<SP>2</SP>/g. Symbol x in the chemical formula is ≥0.5 to ≤0.8, and symbol m in the chemical formula is ≥3.8 to ≤4.0.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003343798-A (JP)
Title: Storage method, transport method, and transport system for natural gas
Inventor: KIMURA TAKAHIRO
IPC: B63J2/12
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To hold gas hydrate stably and supply natural gas as an energy source stably and inexpensively in a process of transport in which it is expected that natural gas is transported over a long distance for a long period of time.   <P>SOLUTION: In a transport method for natural gas in which natural gas is hydrated for transport, the hydrated natural gas, namely, natural gas hydrate is frozen, and the natural gas hydrate is stored in a transport vessel 20 and is transported by keeping it in a temperature scope of -30°C or more and 0°C or less.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004007931-A (JP)
Title: Electric motor with speed reduction mechanism
Inventor: HOSHINO TAKASHI
IPC: B60S1/08
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate a connection of a member to be driven to an electric motor with a speed reduction mechanism and to accurately detect a reference position of the member to be driven by the electric motor with the speed reduction mechanism.  <P>SOLUTION: A wiper motor 20 reduces the rotation speed of the electric motor 21 by the speed reduction mechanism 23 and outputs the reduced rotation from an output shaft 53. A reference position detector 60 having a Hall IC 66 and a control board is provided in the casing 33 of the speed reduction mechanism 23. Meanwhile, a crank arm 16 is clamped by a nut 54 at the output shaft 53, and a magnet 67 facing the Hall IC 66 is mounted at the crank arm 16. The Hall IC 66 is disposed to face the magnet 67 when the crank arm 16 is disposed at a reference position, that is, the wiper blade is positioned at a position for lower inverting via drive rods 12a, 12b, a drive lever and a wiper shaft.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004011421-A (JP)
Title: Vane type vacuum pump
Inventor: INAGUMA YOSHIHARU
IPC: F04C29/02
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To form a vane type vacuum pump for reducing frictional resistance.  <P>SOLUTION: This vane type vacuum pump is composed of a cam cylinder 5 having a deformed circular shape in a deformed state of an inner peripheral surface 51, a rotor 3 for making rotary motion in an eccentric state to the cam cylinder 5, a vane 1 existing in a slit groove 33 arranged on the rotor 3, making sliding motion in the slit groove 33 and making rotary motion so that both end parts run along the inner peripheral surface 51 of the cam cylinder 5 and a seal member 17 existing in a recessed groove 19 formed in a tip part of the vane 1 and making sliding motion on the inner peripheral surface 51 of the cam cylinder 5 by projecting by centrifugal force caused by the rotary motion when the rotor starts rotary motion. The vane 1 is provided with a through hole 11 having the prescribed length in the lengthwise direction and formed so as to penetrate through both side surface parts of the vane 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004010662-A (JP)
Title: Composite film and method for producing the same and adhesive sheet
Inventor: MAENO YOHEI
IPC: C09J7/02
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a composite film which has a stress-strain comparable to that of a vinyl chloride-based film, and has a sufficient elongation and a sufficient strength above those of the vinyl chloride-based film, and the like.  <P>SOLUTION: This composite film containing a urethane polymer as an active component is characterized by having a 100% modulus of 5 N/mm<SP>2</SP>, a breaking strength of ≥60 N/mm<SP>2</SP>and a breaking elongation of ≥600%. The 100% modulus is preferably ≥15 N/mm<SP>2</SP>. In addition, a mixture containing a radical-polymerizable monomer as one of active components is preferably irradiated and cured with radiations. The radical-polymerizable monomer is preferably an acrylic monomer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004008329-A (JP)
Title: Control device for endoscope and port replicator
Inventor: NOZUE YASUTA
IPC: A61B1/00
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To enable the attachment and detachment of a control device for an endoscope easily to and from the other peripheral devices only by attaching and detaching a port replicator.  <P>SOLUTION: The control device 1 for the endoscope has a common connector 3 to transmit output signals in a batch on one side part and performs signal processing of image signals obtained through imaging by the endoscope and signal communication with the other peripheral devices. The port replicator 2 is equipped with a plurality of various kinds of connectors 4 to be coupled with the other peripheral devices and is coupled detachably with the common connector 3 on the control device 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003055288-A (JP)
Title: Method for distilling oxystyrene derivative
Inventor: HIRAYAMA KAZUO
IPC: C07C43/215
Filed: 2002-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a new method for distilling an oxystyrene derivative without causing disadvantages of a conventional method. SOLUTION: This method for distilling the oxystyrene derivative represented by the following general formula (I) (wherein, R denotes an alkyl group, a haloalkyl group, a cycloalkyl group, a cycloalkylalkyl group, a substituted or an unsubstituted aryl group, especially phenyl group, a substituted or an unsubstituted aralkyl group, especially benzyl group, an alkoxyalkyl group, an alkanoyl group, especially acetyl group, an alkoxycarbonyl group, an aralkyloxycarbonyl group or an alkylsilyl group) is characterized as follows. Naphthoquinone or a naphthoquinone derivative as a polymerization inhibitor is added to the oxystyrene derivative to distill the oxystyrene derivative in the presence of the polymerization inhibitor. The method provides the following effects. A highly viscous polymeric substance is prevented from forming during the distillation step and the recovery ratio of the distilled oxystyrene derivative is high.
Patent JP-2004012014-A (JP)
Title: Foodstuff cold reserving machine
Inventor: MURAKAMI KOICHI
IPC: F25D11/00
Filed: 2002-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a foodstuff cold reserving machine that easily perform work for using up foods in a foodstuff accommodating container and can easily and quickly perform the exchange operation of the foodstuff accommodating container.  <P>SOLUTION: The foodstuff cold reserving machine A comprises: a water tank 10 for accommodating a specific amount of water inside; a refrigerating machine 40 for cooling water in the water tank 10; and the foodstuff accommodating container 30 that is detachably fitted to the water tank 10 for cooling by water in the water tank 10. In the foodstuff cold reserving machine A, a guide plate 31 is provided, where the guide plate 31 has a container insertion hole 31a for inserting the lower section of the foodstuff accommodating container 30, is detachably assembled to the upper end section of the water tank 10, detachably supports the upper section of the foodstuff accommodating container 30 from the lower section, and prevents foodstuff F accommodated in the foodstuff accommodating container 30 from falling into the water tank 10.  <P>COPYRIGHT: (C)2004,JPO