baber/WOPTO huggingface dataset:
Patent JP-2004331279-A (JP)
Title: Motor control device, image forming apparatus and sheet conveying device
Inventor: SAKAI AKIHIKO
IPC: B65H29/20
Filed: 2003-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To realize the control of a stepping motor considering a problem of torque shortage in high-speed rotation of the stepping motor and a problem of vibration noise in low-speed rotation.  <P>SOLUTION: When a full/half phase pulse generating circuit 1004, which alternatively generates full-step drive signals for driving the stepping motor 1001 by full step and half-step drive signals for driving it by half step, and the stepping motor 1001 are driven at a second target speed following a first target speed, drive signals based on the second target speed are generated in the full/half phase pulse generating circuit 1004.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300124-A (JP)
Title: Composition for external use
Inventor: IKEDA TAKAHIKO
IPC: A61Q17/04
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a composition for external use by allowing water-soluble components and oil-soluble components to mix uniformly and stably without using a polyoxyethylene-added surface active agent.  <P>SOLUTION: This composition for external use contains a propylene glycol mono- and/or dialkylate and ethylcellulose.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004331351-A (JP)
Title: Paper feeding device
Inventor: SAWAI KUNIO
IPC: B41J13/076
Filed: 2003-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper feeding device capable of controlling the feeding amount of paper precisely.  <P>SOLUTION: In this paper feeding device, a channel-like recessed part 2b extending so as to pass through an inner peripheral face 2a of a bearing member 2 along the direction in which a rotary shaft 1a of a feeding roller 1 is extended is provided on the inner peripheral face 2a of the bearing member 2. A peripheral face of the rotary shaft 1a of the feeding roller 1 is supported by two outer fringe parts 2c and 2d of the channel-like recessed part 2b on the inner peripheral face 2a of the bearing member 2. A bottom face 2e of the channel-like recessed part 2b has a circular arc shape concentrical substantially with the circular inner peripheral face 2a other than the channel-like recessed part 2b of the bearing member 2 and has a position having such depth that prevents contact of the peripheral face of the rotary shaft 1a of the feeding roller 1 when supporting the rotary shaft 1a of the feeding roller 1 by two outer fringe parts 2c and 2d of the channel-like recessed part 2b.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004342750-A (JP)
Title: Method of manufacturing electronic device
Inventor: MATSUDA TETSURO
IPC: H01L21/288
Filed: 2003-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing an electronic device which comprises a plating film depositing process of filling recesses on a base material preferentially with a plating film making the surface of the base material nearly flat through electrolytic plating.  <P>SOLUTION: The method comprises processes of: making the surface of the base material rugged; forming a conductive seed layer 5 on the surface of the base material which is to be plated; making more electrolytic plating accelerating material 6 exist at the recesses 3 on the surface of the base material than at projections 4 on the surface of the base material; and subjecting the surface of the base material to electrolytic plating using the seed layer as a common electrode to form a plating film thereon.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004283815-A (JP)
Title: Method for purifying ground water
Inventor: MATSUTANI HIROSHI
IPC: C02F1/28
Filed: 2003-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for purifying ground water by which contaminants can easily be removed at a low cost from the ground water contaminated with boron.  <P>SOLUTION: A ground water purification layer 3 is provided underground. The ground water purification layer 3 has components for removing boron, and boron in the ground water is removed by coming into contact with the removal components. As the contamination removal components, magnesium compounds and/or zirconium compounds are used.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004341134-A (JP)
Title: Picture display device
Inventor: OODOI YUUZOU
IPC: G02F1/1368
Filed: 2003-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a picture display device in which flicker is scarcely produced and of which the power consumption is low.  <P>SOLUTION: The liquid crystal display device is provided with a plurality of pixel electrodes 2 arranged in a matrix, gate lines GL arranged corresponding to respective rows, source lines SL arranged corresponding to respective columns and n-type TFTs 3 arranged corresponding to the respective pixel electrodes 2 wherein sources of the plurality of n-type TFTs 3 on each column are alternately connected to the source line SL of the column and to the source line SL of the adjacent column in turn. Consequently by driving with column inversion, a polarity of a gradation voltage VG is reversed by pixel.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004071134-A (JP)
Title: Compound objective lens, optical head device, optical information device, computer, optical disk player, car navigation system, optical disk recorder, optical disk server
Inventor: KANEUMA YOSHIAKI
IPC: G02B13/00
Filed: 2003-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To enable stable and highly accurate interchangeable recording and reproducing between a BD of base material approximately 0.1mm thick corresponding to a blue light beam and a DVD of base material 0.6mm thick corresponding to a red light beam by using a compound objective lens consisting of hologram and an objective lens.  <P>SOLUTION: Lattices having a cross-sectional shape in which steps of height of 0 times, two times, one times, three times of a unit step giving difference of the optical path of approximately one wavelength for a blue light beam facing an optical axis from the outer peripheral side is one period p1 are formed only at an inner peripheral part of a hologram 131. This hologram does not diffracts a blue light beam, but transmits as 0 order diffraction light as it is, also, radiates a read light beam passing through the inner peripheral part as +1 order diffraction light. Thereby, a focal length of a red light beam is made longer than that of a blue light beam, and operation distance is made longer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004343622-A (JP)
Title: Image display device
Inventor: SENBONGI TORU
IPC: G09G3/36
Filed: 2003-05-19
Abstract: <P>PROBLEM TO BE SOLVED: To exactly grasp display contents and to perform legible display by simple device structure, with respect to a display device used in an environment with swing or oscillation.  <P>SOLUTION: This image display device having an image memory which accepts image data which should be displayed and temporarily stores them and a display part which performs image display based on read data from the image memory is provided with an image pickup part which picks up an image of at least a part of an observer of the image display device or an image of an object at a position fixed to the observer and a movement vector calculation part which calculates a movement vector indicating relative movement and the direction of the display part and the observer based on image pickup data of the image pickup part. The relative movement of the display part and the observer is alleviated or eliminated by controlling a reading address of the image memory based on movement vector from the movement vector calculation part.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004345458-A (JP)
Title: Rudder device and vessel
Inventor: NAKAMURA NAOTO
IPC: B63H25/38
Filed: 2003-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To suppress occurrence of erosion due to cavitation by suppressing the generation of cavitation.  <P>SOLUTION: The rudder device and the vessel comprise a rudder horn 1 fixed to a hull and having a bearing at a lower end, a rudder plate 2 to be combined with the rudder horn, and a rudder shaft 3 inserted through the rudder plate and the bearing of the rudder horn in the vertical direction for turning the rudder plate. In a clearance between a rear end face positioned at the upper part of the bearing in the rudder horn and a front end face of the rudder plate facing to the rear end face, a water flow restricting sheet 31 for inhibiting the water from flowing in the horizontal direction through the clearance is provided.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004348407-A (JP)
Title: Intruder detection system
Inventor: KAWAGUCHI HIROBUMI
IPC: G01J1/02
Filed: 2003-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To increase a crime prevention effect by asking to record physical features of a prowler who intrudes.  <P>SOLUTION: When a human detection sensor 1 detects an intruder by infrared radiation or the like, an alarm device 2 raises a quiet alarm within a given time. If the recording of physical features by a camera 4 is approved within the time, the alarm device 2 stops the operation, and if the recording of physical features is rejected, the intruder is recognized as a prowler and the alarm is loudened. The advantageous application of human psychology repels the prowler with the increased crime prevention effect.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004348881-A (JP)
Title: Phase change type optical recording medium
Inventor: SHINOZUKA MICHIAKI
IPC: G11B7/259
Filed: 2003-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phase change type optical recording medium having satisfactory recording sensitivity even to light having a short wavelength and low output such as a blue laser, free from the occurrence of noise such as jitter, having excellent O/W characteristics and satisfactory archival characteristics and realizing high density recording.  <P>SOLUTION: The phase change type optical recording medium has at least a first recording structure layer, a resin intermediate layer 6 and a second recording structure layer 200 on a substrate 1 in this order. The first recording structure layer has a reflection layer 2, a first interface layer 14, a first protective layer 3, a first recording layer 4 and a second protective layer 5 in this order from the substrate 1 side, the second recording structure layer has a third protective layer 7, a heat radiation layer 8, a second interface layer 15, a fourth protective layer 9, a second recording layer 10, a fifth protective layer 11 and a sixth protective layer in this order from the resin intermediate layer 6 side and the third and the sixth protective layers are translucent layers having ≥70% light transmittance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004347911-A (JP)
Title: Projector and automatic focusing method
Inventor: KANEMITSU SHIROSHI
IPC: G01C3/06
Filed: 2003-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To correct the trapezoidal distortion of an image on a screen by using a passive range-finding device having a pair of line sensors and also to perform the focusing of the image on the screen by using the pair of line sensors without using a light emitting element in a projector.  <P>SOLUTION: The projector (2) includes a projection lens optical system (8) projecting the image to the screen (1), an angle detector including a pair of line sensors (31c and 31d) for correcting the trapezoidal distortion of the image projected to the screen by the optical system (8), and an automatic focus detector (20) receiving the image projected to the screen by using a pair of line sensors so as to detect the focusing position of the image projected thereto while moving the focal position of the optical system (8), measuring a spot where the high frequency component of an image signal becomes maximum, and adjusting the focal position of the optical system (8) to the spot where the high frequency component becomes maximum.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004348046-A (JP)
Title: Glass substrate
Inventor: WADA SHUNJI
IPC: C03B18/04
Filed: 2003-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a glass substrate nearly free from generation of burning and suitable for a liquid crystal display panel.  <P>SOLUTION: The liquid crystal display panel 100 is provided with a front plate glass 111 consisting of soda glass by a float process, a rear plate glass 112 disposed at an interval of e.g. 0.1 to 0.2 mm from the front plate glass 111 so that a liquid crystal part 104 is encapsulated between the front plate glass 111 and the rear plate glass 112 and a display electrode 113 having a pattern on the inner surface of the front plate glass 111. In the front plate glass 111, the deeper the depth from the surface of its bottom surface is made, the lower the concentration of tin oxide is made, and the concentration of tin oxide in the range where the depth from the bottom surface is shallower than 3 μm is 1% by mass or more.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004150789-A (JP)
Title: Air conditioner, once through blower and stabilizer of crossflow fan
Inventor: IKEDA HISAFUMI
IPC: F24F13/28
Filed: 2003-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air conditioner suppressing deterioration in air blowing characteristics and sound characteristics relative to an increase in the ventilation resistance of a suction grill, preventing backflow from a blowoff port of the air in a room to a crossflow fan and dispersion of dew condensation water due to dew condensation in cooling and improving audibility by suppressing a rotary sound.  <P>SOLUTION: In this air conditioner, a tongue portion of a stabilizer is so formed that a clearance formed toward a crossflow fan outer circumferential circle is gradually reduced toward the rotation direction of the crossflow fan. A projection part is so formed that the projection height Hs of the tongue portion of the projection part from the opposite surface of the crossflow fan is set to 25-35% relative to the minimum clearance dimension G1 between the crossflow fan outer circumferential circle and the crossflow fan opposite surface of the tongue portion and the vertical angle of the projection part becomes 50°-75°.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004351004-A (JP)
Title: Electric rice gruel cooker
Inventor: HASHIMOTO KEN
IPC: A47J27/00
Filed: 2003-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric rice gruel cooker used for rice gruel cooking and rice germination with one cover body, and having the cover body allowing recognition of inside state when used.  <P>SOLUTION: In the electric rice gruel cooker, a cooker body 1 provided with a heater 5 therein is inserted with an inner pot 7. The opening of the inner pot 7 is covered with a cover body 11 having a cover base body 12 of substantially an annular shape formed with an installation portion 16 on the inner peripheral side and a first steam hole 18 on the outer peripheral side of the installation portion 16, a transparent window body 13 installed at the installation portion 16, and an opening/closing body 14 of substantially an annular shape free-fitted to the upper part of the cover base body 12 substantially coaxially and turnably and formed with a second steam hole 24 enabling communication with the first steam hole 18. The opening/closing body 14 is turned with respect to the cover base body 12 to adjust the positional relationship between the first steam hole 18 and the second steam hole 24, thus one cover body 11 is used both for the rice gruel cooking and for the rice germination requiring a long time.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004233955-A (JP)
Title: Photoreceptor, image forming method using the same, image forming apparatus, and process cartridge for image forming apparatus
Inventor: IKEGAMI TAKAAKI
IPC: G03G5/07
Filed: 2003-06-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoreceptor which has high durability, suppresses image degradation due to rise of residual potential and image blurring, and stably yields images of high image quality even after long-term repeated use, and to provide a coating liquid for a top surface layer of the photoreceptor very excellent in storage stability, a method for manufacturing the photoreceptor using the coating liquid, an image forming method using the photoreceptor, an image forming apparatus, and a process cartridge for the apparatus.  <P>SOLUTION: The photoreceptor is an electrophotographic photoreceptor comprising a photosensitive layer formed on a conductive support and containing a filler in a layer of the photosensitive layer remotest from the conductive support, and a top surface layer of the photoreceptor contains at least an organic compound having an acid number of 10-700 (mgKOH/g) and at least one selected from compounds represented by formula (1) and compounds represented by formula (2). Image blurring liable to occur due to the above photoreceptor is avoided by using a high insulation filler as the above filler.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004363812-A (JP)
Title: Mobile communications system, base station, mobile terminal, and wireless communication method
Inventor: MORI SHINICHI
IPC: H04W16/28
Filed: 2003-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To improve communication quality without making the scale and throughput of a mobile communication device larger than that in normal W-CDMA by realizing polarization diversity and spatial diversity with simple constitution in a mobile communication system.  <P>SOLUTION: The mobile communication system performs wireless communication through a plurality of polarized waves having different planes of polarization, and has: a branch antenna composed of a horizontally polarized wave antenna and a vertically polarized wave antenna; a frequency setting part 33 which sets a frequency for horizontally polarized wave specific to the horizontally polarized wave antenna and a frequency for vertically polarized wave specific to the vertically polarized wave antenna; and a branching filter circuit 11 which selects the horizontally polarized wave antenna and vertically polarized wave antenna according to the settings by the frequency setting part and inputs and outputs signal concerned with wireless communication.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004014514-A (JP)
Title: Amel display panel and its manufacturing method
Inventor: KIM CHANG NAM
IPC: H01L27/32
Filed: 2003-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an AMEL display panel and a method for manufacturing the same.  <P>SOLUTION: The AMEL display panel comprises a substrate 21 provided with multiple transistors; a flattened layer 24 formed on the substrate; an adhesive layer 26 which is formed on the flattened layer and made from either silicon oxide, silicon nitride, or ITO; a first electrode 27 which is formed on the adhesive layer and electrically connected to the transistors, an organic light-emitting layer 28 formed on the first electrode; and a second electrode 29 formed on the organic light-emitting layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004363295-A (JP)
Title: Semiconductor device
Inventor: YOSHIDA TAKANOBU
IPC: H01L21/60
Filed: 2003-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device which has a high heat dissipation efficiency and is highly reliable.  <P>SOLUTION: The semiconductor device 10 has an outer electrode 34, a semiconductor element 28 having a plurality of strip electrodes 37 arranged in parallel at every a prescribed distance, and a conductor 32 electrically connecting the strip electrodes 37 of the semiconductor element 28 to the outer electrode 34. The conductor 32 has a plate conductor body 38 and a plurality of projecting stripe contacts 44 which are projected from one main surface 40 of the conductor body 38 and arranged in parallel at the same distance as that of the strip electrodes 37. The semiconductor element 28 is connected to the outer electrode 34 via the conductor 32 by making projecting stripe contacts 44 come in contact with the strip electrodes 37.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004359814-A (JP)
Title: Method and apparatus for producing fuel
Inventor: KANEHAMA MICHIHIRO
IPC: C10L1/00
Filed: 2003-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel that uses an oily fuel and water as raw materials, but forms a single layer, that is, does not separate into an oil layer and a water layer, once the fuel is produced.  <P>SOLUTION: A method for producing the fuel comprises providing an oily fuel and water as raw materials, blending the raw materials to form a composition and applying an arc-shaped magnetic field to the composition.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004059916-A (JP)
Title: Polyester composition and polyester wrapping material comprising the same
Inventor: NAKAYAMA SEIJI
IPC: B65D1/09
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyester composition excellent in gas barrier properties and/or flavor retention, and scarcely polluting a mold during molding, and to provide a polyester wrapping material comprising the same.  <P>SOLUTION: The polyester composition comprising 100 pts.wt. of a thermoplastic polyester and 0.1-50 pts.wt. of a polyamide containing m-xylylene group, characteristically contains ≤0.5 wt.%. of a cyclic amide monomer containing the m-xylylene group in the polyester composition.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004362361-A (JP)
Title: Image output device, mobile communications terminal, and program
Inventor: FUKAZAWA MIKA
IPC: G06K1/12
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To make it possible to easily obtain a slip on which two-dimensional bar code with desired content information is printed.  <P>SOLUTION: An image output device 1 inputs content information, generates a bar code by encoding inputted content information, and outputs data for printing so that a part or all of the content information can be printed near to the generated bar code and outside of a margin to be reserved at the periphery of the bar code concerned since the bar code concerned is read correctly. When passing the bar code, the bar code which is to be passed is specified based on the printed content information, and the section in which specified bar code is printed is cut out from a form.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004358538-A (JP)
Title: Rocker arm manufacturing method
Inventor: ABE SHOICHI
IPC: B21K1/14
Filed: 2003-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lightweight rocker arm at a low cost.  <P>SOLUTION: A columnar stock which is obtained by cutting to a predetermined length is compressed in the axial direction in a second step of forming a barrel-shaped first intermediate stock 33 with the maximum diameter at an intermediate portion thereof in the axial direction. Next, the first intermediate stock 33 is compressed from both sides in the radial direction of the first intermediate stock 33 between a movable die and a fixed die to form a second intermediate stock 34a having rough shape and dimensions of the rocker arm. Each side wall part 2a to constitute the second intermediate stock 34a is formed in a substantially triangular shape.  <P>COPYRIGHT: (C)2005,JPO&NCIPI