baber/WOPTO huggingface dataset:
Patent JP-2003313293-A (JP)
Title: Fluorine-containing polyamic acid having carbon- hydrogen bond, fluorine-containing polyimide and their production processes
Inventor: OKUMURA YASUNORI
IPC: C08G73/10
Filed: 2003-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a polyimide showing excellent properties such as heat resistance, chemical resistance, water repellency, dielectric properties, electrical properties and optical properties.  <P>SOLUTION: A fluorine-containing polyamic acid comprises a repeating unit of formula (1) or formula (1') (wherein A and B are identical to or different from each other and are each a bivalent organic group having an aromatic ring; X is oxygen atom or sulfur atom; at least one fluorine atom is directly bound to one of benzene rings in formula (1) or (1'); and at least one hydrogen atom is directly bound to one of aromatic rings).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004259840-A (JP)
Title: Cutting-off method and cutting-off equipment of semiconductor wafer
Inventor: AKAI SUMIO
IPC: H01L21/301
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cutting-off method and cutting-off equipment which can carve efficiently semiconductor elements formed on a semiconductor wafer.  <P>SOLUTION: The cutting-off method cuts and disrupts a semiconductor wafer 16 in which a plurality of semiconductor elements 161 are formed along a scribe line 162 of the wafer 16 by using a blade 12. While engrossing the wafer 16 into entrapment liquid W1, cooling liquid W2 is supplied to the surface of the blade 12. While cooling the blade 12, cleaning liquid W3 is supplied to a part which is cut by the blade 12 among the scribe lines 162 of the wafer 16 in a travel direction D of cutting by the blade 12 or its opposite direction, thereby performing cutting and truncation.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004258253-A (JP)
Title: Electrophotographic photoreceptor, image forming method and image forming apparatus using the electrophotographic photoreceptor, and process cartridge for image formation
Inventor: SHIMADA TOMOYUKI
IPC: G03G5/07
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which has high durability even in long-term repetitive use, suppresses image degradation due to lowering of image density or image blurring, and stably yields an image of high image quality.  <P>SOLUTION: The electrophotographic photoreceptor includes a photosensitive layer disposed on a conductive support, wherein the photosensitive layer contains a diamine compound represented by formula (1), wherein R<SP>1</SP>and R<SP>2</SP>each represent a substituted or unsubstituted alkyl or an aromatic hydrocarbon group and may be the same or different with the proviso that at least one of R<SP>1</SP>and R<SP>2</SP>is a substituted or unsubstituted aromatic hydrocarbon group, and R<SP>1</SP>and R<SP>2</SP>may bond to each other to form an N-containing substituted or unsubstituted heterocyclic group; and Ar represents an substituted or unsubstituted aromatic hydrocarbon group.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003299024-A (JP)
Title: Video information recording medium, apparatus and method for recording image information, apparatus and method for reproducing image information
Inventor: UEDA TOSHIHIRO
IPC: H04N19/196
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for recording video information and an apparatus for reproducing video information, which can process special reproducing and editing required for a VCR or the like.  <P>SOLUTION: An image signal of n fields (or frame) is used as a processing unit, and the information quantity to be recorded as the unit is variable. The image signal of at least one field (or frame) of the unit is an intra-field (or frame), and the video signal of the other field (or frame) is a predicting field (or frame). An image information recording medium includes a plurality of recording segments partitioned in a predetermined information length on the image information recording medium, a processing unit is recorded in the integer number of the segments in response to the information quantity to be recorded, and meaning less data is embedded in a residual area when the unit is recorded in the integer number of the segments.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004267425-A (JP)
Title: Game machine
Inventor: SAIDA AKINORI
IPC: A63F7/02
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To suppress a capture of reflection by a glass plate covering a game board or external light passing through the glass plate at the time of shooting, with respect to a game machine provided with shooting/display functions by which a player is shot and the image is displayed.  <P>SOLUTION: A tubular hood member 270 formed of an elastic material such as synthetic rubber or the like is provided in a front wall 260A of a decorating member 260 for decorating a CMOS camera 200 and the extremity 274 of the hood member 270 is brought into contact with the glass plate 22 which covers the game board. Display light or the like of a special pattern display 106 is blocked by the hood member 270 and can not enter a region enclosed by the hood member 270, so that no reflection occurs in the inside region plate 22AI of the glass plate 22. Consequently, no reflection by the glass plate 22 is captured at the time of shooting by the CMOS camera 200.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004273283-A (JP)
Title: Separator for alkali storage battery and alkali storage battery
Inventor: TANAKA TADAYOSHI
IPC: H01M10/30
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an alkali storage battery provided with a positive electrode, a negative electrode, a separator interposed between the positive electrode and the negative electrode, and an alkali electrolyte liquid, which can be quickly activated by improving the separator and by making the alkali electrolyte liquid quickly permeate into the separator.  <P>SOLUTION: The separator, carrying at least one compound selected from among tungstic acid and tungstates soluble in the alkali electrolyte liquid, is used for the alkali storage battery provided with a positive electrode, a negative electrode, a separator interposed between the positive electrode and the negative electrode, and the alkaline electrolyte liquid.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004281440-A (JP)
Title: Semiconductor laser unit
Inventor: SAKAMOTO SHOICHI
IPC: G11B7/125
Filed: 2003-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser unit that is used for large-capacity laser light emission required for performing reading, writing, etc., on a DVD and can cope with the increase in the emitted quantity of the laser beam although the unit is small.  <P>SOLUTION: Since a projecting section (quantity increasing section) 55 which increases a heat radiating function is formed in the bottom of an island 5 and housed in a space 11 provided in a socket 10 protruded under the island 5 in a molded resin 6, the heat radiating property of the semiconductor laser unit A is significantly improved while the outside dimension of the unit A is maintained at the conventional dimension, and the unit A can cope with an increase in the emitted quantity of the laser beam although the unit A is small.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004281521-A (JP)
Title: Method of bonding semiconductor device
Inventor: YOSHINO TOMOYUKI
IPC: H01L21/60
Filed: 2003-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device bonding method which is capable of improving a joint in bonding strength and reliability and restraining bumps from being deformed, even when a space between the bumps provided on the semiconductor chip is diminished and the bump itself becomes small in size.  <P>SOLUTION: As a pretreatment for bonding the semiconductor device and a circuit board together, the bumps provided on the semiconductor device are irradiated with plasma to remove impurity layers formed on the surfaces of the bumps. Furthermore, a conductive pattern formed on the circuit board and the bumps provided on the semiconductor device are rubbed against each other before bonding, whereby secure bonding can be obtained.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004276501-A (JP)
Title: Writing implement
Inventor: ISODA TAKASHI
IPC: B43K27/00
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a writing implement which does not apply a load to an assembly process or allows replacement of a marking medium while a peculiarity such as transparency of liquid for ink is used.  <P>SOLUTION: A cylindrical barrel component (80), a pen point component (10) which is fixed to one end of the barrel component (80) to ooze out thick colored ink from the tip, and a liquid storing part ink (81) which stores the liquid for ink composing main body of the ink wherein ink discharged from the tip of the pen point component (10) comes thick-colored, are provided. The liquid storing part for ink (81) for storing the liquid for ink in side faces of a cylinder of the barrel component (80) has a transparent window (82). In an inner space of the liquid storing part for ink (81), an indicator medium installing component (30) for positioning the indicator medium (39) in the transparent window part (82) is provided. An opening part (31a) wherein an opposed side of a pen point component (10) in the barrel component (80) is opened and an indicator medium storing space (31) formed toward the pen point component (10) from the opening part (31a) are formed in the indicator medium installing component (30).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004287090-A (JP)
Title: Photosensitive resin composition layer, photosensitive element, and method for manufacturing resist pattern and method for manufacturing printed wiring board using the same
Inventor: ICHIHASHI YASUHISA
IPC: G03F7/004
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive resin composition layer having high sensitivity and high resolution even when UV laser light is used, having a square cross section of a resist pattern and preventing misalignment of the pattern from an exposure pattern.  <P>SOLUTION: The photosensitive resin composition layer consists of a photosensitive resin composition containing a binder polymer, a photopolymerizable compound having an ethylenically unsaturated bond, and a photopolymerization initiator, and is polymerized by irradiation of light. The irradiation light is monochromatic light. The photosensitive resin composition layer before polymerization has 0.3 to 0.8 absorbance for the light at the wavelength for irradiation. The photopolymerization initiator contains a plurality of kinds of photopolymerization initiators. The average molar absorbance M of the photopolymerization initiator satisfies the relation of formula (2): 100≤M≤10,000.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004283999-A (JP)
Title: Chip recovering device in continuously-supplied water cutting-off device
Inventor: SAWADA MINORU
IPC: B23Q11/00
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chip recovering device in a continuously-supplied water cutting-off device capable of easily and surely taking out the excess chip to the outside generated when cutting off a fluid conduit without mixing the chip in the fluid conduit.  <P>SOLUTION: This device is provided with a rotating operation shaft 28 and a revolving operation tube 30 capable of being operated from the outside through an upper opening of a sealed casing 4. A magnet rotor 52 provided on the lower end of the rotating operation shaft 28 rotates by the rotating operation shaft 28. When the revolving operation tube 30 is rotated and operated, the magnet rotor 52 revolves around a rotational center axis of the revolving operation tube 30 together with a scraper for scraping the chips attracted to the magnet rotor and a recovery box 46 for housing the scraped chips.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285025-A (JP)
Title: Method for producing 3-(substituted methyl)indole derivative
Inventor: SATO HARUYO
IPC: C07B61/00
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for regioselectively producing a racemic or optically active 3-(substituted methyl)indole derivative in fewer steps and a high yield.  <P>SOLUTION: The method for producing the 3-(substituted methyl)indole derivative represented by general formula 4 (wherein R<SP>1</SP>is a hydrogen atom, an alkyl group, an alkoxy group or a halogen atom; o is an integer of 1-2; when m is 0, R<SP>2</SP>is an amino group, an arylamino group or the like and when m is 1, R<SP>2</SP>is a lower alkyl group or the like; X is a residue represented by general formula 3) comprises reacting an indole derivative represented by general formula 1 (wherein R<SP>1</SP>and o are each the same as described above) with an aliphatic nitrogen-containing heterocyclic derivative represented by general formula 2 (R<SP>2</SP>and X are each the same as described above) and formaldehyde.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291666-A (JP)
Title: Chassis frame of truck
Inventor: ITO SUNAO
IPC: B62D21/17
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chassis frame of a truck in which a pipe or a wire harness is disposed in a relatively easy manner, and a pipe or a wire harness disposed on a cross member in a vicinity of a heat-generating body can be thermally shielded.  <P>SOLUTION: The chassis frame 11 comprises a pair of members 12 and 12 formed in a channel-shaped section, and a cross member 14 stretched between the pair of side members, and the cross member comprises an upper member 14b and a lower member 14c which are vertically connected to each other. The upper member 14b except a portion stretched to the side members is formed in an inverted hat-shaped section having a front first flange 14g and a rear second flange 14h. The lower member 14c except a portion stretched to the side member 12 is formed in a hat-shaped section having a front third flange 14j and a rear fourth flange 14k, and the upper member 14b and the lower member 14c are joined with each other at a bottom surface of the upper member 14b and a top surface of the lower member 14c.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291375-A (JP)
Title: Barrel of applicator and cartridge case
Inventor: MIYASHITA YASUSHI
IPC: B43K8/02
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a front shaft and a rear shaft, the airtight structures of which are maintained over a long period of time.  <P>SOLUTION: The barrel of an applicator consists of the front shaft and the rear shaft constructed airtight and detachably fixed to each other under the condition that an exchangeable ink occluding body installed on the rear shaft is mounted to the barrel. On the other hand, the rear shaft is detachably mounted to a cartridge case, within which the exchanging ink occluding body is installed. The barrel of the applicator and the ink occluding body in the cartridge case are insertingly mounted to the rear shaft.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291503-A (JP)
Title: Desk cutting machine
Inventor: TAJIMA MASAYUKI
IPC: B27B9/00
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To rapidly and accurately fit an India ink line to a saw blade by finely adjusting a material to be cut with both hands in a work for fitting the India ink line of the material to be cut at a cutting position of the saw blade before the material to be cut is cut by a desk cutting machine.  <P>SOLUTION: A slide bar 14 is stood in the neighborhood of the front end part of a turn table 2, and an India ink line fitting plate 11 adjoining in parallel to the side face of the saw blade 4 is freely movably up and down provided on the slide bar 14, and the plate 11 is made movable up and down in following the height of the material to be cut.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294956-A (JP)
Title: Radiographic image reader and radiographic image reading method
Inventor: TSUCHINO HISANORI
IPC: G21K4/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently obtain a radiographic image having high image quality and provided with sharpness and an SN ratio suitable for individual diagnostic image in a short period of time.  <P>SOLUTION: By scanning an image conversion panel P two or more times, radiographic image information stored in the panel P is read. At such a time, the diameter of a beam L being stimulating light generated in a light beam scanning means 1 and scanning the panel P is set to be changed at least in the case of scanning once. In the second and succeeding scanning, a sub-scanning means actuates so that the panel P and the scanning means 1 are moved relatively from a position where previous scanning is completed to a position where the previous scanning is started.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304216-A (JP)
Title: Noise shaping circuit
Inventor: YAMAGATA TAKATSUGU
IPC: G09G3/20
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem in which a modulated pattern tends to be visually recognized as the beat noise or the vertical line noise when the input signal has constant luminance as to a noise shaping circuit which decreases the number of bits of an input signal and also performs processing without spoiling the gradation property.  <P>SOLUTION: A random number is added to the input video data in specified timing and then even when the input signal has constant luminance, carry-over of error to the output video data has no regular pattern.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004301513-A (JP)
Title: Semiconductor device and its test method
Inventor: MAKUUCHI MASAMI
IPC: G01R31/28
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device and its test method capable of shortening test time even when a liquid crystal drive circuit is provided with advances features to increase output terminals and speeding up tests, and achieving low costs.  <P>SOLUTION: The semiconductor device comprises the liquid crystal drive circuit such as a portable color TFT liquid crystal driver. In the semiconductor device, a digital function part comprising a display controller 11 and a display data RAM 12 is functionally separated from an analog function part comprising a gradation voltage generating circuit 14 and a gradation voltage selecting circuit 15. Output of the digital function part is outputted to the outside of the liquid crystal dive circuit, or the control of the gradation voltage selecting circuit 15 from the outside of the liquid crystal dive circuit is performed independently of the digital function part, and tests are performed on the digital function part independently of the analog function part. By changing over an output voltage of the gradation voltage generating circuit 14 into a binary voltage, gradation voltages are each selectively set at different binary voltages to implement gradation output tests.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300275-A (JP)
Title: Epoxy resin molding material for encapsulation and electronic component device
Inventor: HAMADA MITSUYOSHI
IPC: C08K3/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an epoxy resin molding material for encapsulation excellent in fluidity, adhesive property, and solder reflow resistance without lowered curability, and to provide an electronic component device equipped with an element encapsulated by it.  <P>SOLUTION: The epoxy resin molding material for encapsulation contains (A) an epoxy resin, (B) a curing agent, (C) a silane compound having a secondary amino group and a tertiary amino group in the skeleton, and (D) an inorganic filler.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304663-A (JP)
Title: Image processing apparatus, image processing method, digital camera, image processing program, and readable recording medium
Inventor: YOSHIDA TAKUJI
IPC: G06T5/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To correct the image which is picked up with a digital camera using a solid-state imaging device, whose white balance of the peripheral portion is deviated in comparison with the central portion of the image, and whose peripheral portion is colored.  <P>SOLUTION: When an infrared cut filter 2 is used, in the peripheral portion of the image wherein an incident angle of light from an object is enlarged, light transmissivity near the wavelength of 600nm is lowered in comparison with the central portion of the image wherein the incident angle is small, and a sensitivity of the red pixels is lowered in a CCD 3. A correction value calculating part 10 calculates the correction values of the pixels by using the correction value data which are stored in a correction value storage part 9, for correcting the spectral sensitivity difference of the pixels, and a correction variable gain 11 applies R signal correction to input image signals of respective pixels, thereby correcting the lowered sensitivity of red pixels.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303696-A (JP)
Title: Method for grounding flat cable
Inventor: USUDA TAKESHI
IPC: H02G1/14
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for grounding a flat cable with a shield layer, in which both the shield layer and inner conductor are easily grounded.  <P>SOLUTION: The method for grounding the shield layer 130 and the inner conductor 120 of a flat cable 100, comprises providing a small hole 140 reaching to at least the inner conductor 120 from the side of the shield layer 130, and filling a conductive material 210 into the small hole 140 to allow electricity to conduct between the shield layer 130 and the inner conductor 120. The shield layer 130 thus can be grounded easily and rapidly without removing an insulation layer 110.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304136-A (JP)
Title: Semiconductor device
Inventor: ICHIKAWA KENJI
IPC: H01L27/092
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device with improved electrostatic breakdown resistance so that the ESD surge current is not concentrated to an output transistor, which is inferior in the ESD resistance, even when a breakdown of the output transistor occurs earlier than the breakdown of a protective transistor due to the difference of the transistor structure of the output transistor and the protective transistor.  <P>SOLUTION: In an output circuit where a drain of a first conductivity type NMOS output transistor 11 is connected to an output electrode and a source is grounded, the drain and the source are connected respectively the drain and the source of the NMOS output transistor 11 and an NMOS protective transistor 10, where a gate is directly connected to a P well 22 as a second conductivity type layer at the bottom of a gate electrode of the NMOS output transistor 11, is formed. Consequently, the effect of the protective transistor can be improved without an electrostatic surge concentrating on the NMOS transistor output 11.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004308016-A (JP)
Title: Polylactic acid flat yarn
Inventor: IIJIMA MASAAKI
IPC: C08L101/16
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flat yarn having degradability and excellent heat resistance and mechanical strengths.  <P>SOLUTION: The polylactic acid flat yarn comprises a lactic acid polymer (a), a polyester (b) which is a polyester having a lower modulus of elasticity than that of the polymer and having a constituent monomer different from the lactic acid, a lubricant and an inorganic filler and is drawn in the longitudinal direction. The tensile strength of the flat yarn is ≥3 cN/dtex and the heat shrinkage percentage thereof is ≤5%. The flat yarn is obtained by carrying out multistage drawing.  <P>COPYRIGHT: (C)2005,JPO&NCIPI