baber/WOPTO huggingface dataset:
Patent JP-2004031592-A (JP)
Title: Positioning device and its control method, aligner, manufacturing method of device, semiconductor manufacture plant, maintenance procedure of aligner
Inventor: KUROSAWA HIROSHI
IPC: G03F9/00
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To highly accurately measure a position by changing over a plurality of position measuring instruments.  <P>SOLUTION: The positioning device comprises x-axial interferometers 3 and 4 for measuring the position information of a wafer stage 7; a changeover instrument for changing over the positioning measuring instrument from the X-axial interferometer 3 to the X-axial interferometer 4 in response to a moving region of the wafer stage 7; a correction computing element correcting and computing as a current position of the wafer stage 7 by using a first parameter set for a measured result by the X-axial interferometer 3; a position control part for generating a signal for driving the wafer stage 7 to a target position on the basis of a corrected and computed result by the correction computing element; and a reverse computing element computing as an command value to the X-axial interferometer 4 by using a second correction parameter set generated with the position control part. Thereby the position of the wafer stage 7 is highly accurately measured by changing over the plurality of the position measuring instruments.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004029441-A (JP)
Title: Optical fiber and optical signal processor using the same
Inventor: HIROISHI JIRO
IPC: G02B6/02
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber having a high nonlinear constant and a low transmission loss together.  <P>SOLUTION: The optical fiber provided with a core whose main component is quartz glass and a clad provided on the outer periphery of the core, whose refractive index is lower than the core, softening temperature is higher than the core and main component is the quartz glass, is characterized in that the nonlinear constant n<SB>2</SB>/A<SB>eff</SB>is ≥20×10<SP>-10</SP>W<SP>-1</SP>, the absolute value of wavelength dispersion at a wavelength 1550 nm is ≤20 ps/nm/km, bending loss is ≤0.1 dB/m and the outer diameter of the clad is 70 - 110 μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003224833-A (JP)
Title: Device and method for processing electronic watermark, and storage medium
Inventor: HIRAI JUN
IPC: H04N7/08
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To embed an electronic watermark to a video image by adaptively applying processing to the video image while taking account of a motion of the video image, inconspicuousness and remaining capability and to detect the electronic watermark.  <P>SOLUTION: An electronic watermark embedding apparatus controls the electronic watermark to be inconspicuous in response to a motion of the video image when the video image moves. Further, the electronic watermark detection apparatus selectively detects a part in which many electronic watermarks are embedded in response to the motion when the video image moves. The conspicuous electronic watermark components are decreased in the moving part to enhance the image quality of the most conspicuous part. Moreover, the embedded amount is decreased in matching with the part having been so far moving so as to increase a detection rate from unmoving parts.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004026257-A (JP)
Title: Pallet
Inventor: OISHI TORU
IPC: B65D19/44
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pallet to be used for transportation and storage with stacked loads, which enables forks of a forklift in particular to be easily inserted from four directions and is free from deformation such as a flexure even when a heavy object is mounted thereon.  <P>SOLUTION: A lower substratum 3, an intermediate substratum 5 and an upper substratum 7, respectively consisting of a plurality of narrow strips 2, 4, 6 or the like arranged side by side approximately in parallel with predetermined intervals are combined so that the strips 2, 4 and 6 intersect with one another. In addition, the whole structure is coupled via a block 8 provided between the lower substratum 3 and the intermediate substratum 5, and further steel members 9 are interposed between the respective predetermined strips 6 of the upper substratum 5, constituting the structure of the pallet 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028050-A (JP)
Title: Fuel feeder
Inventor: OKABE KENJI
IPC: F02M37/22
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel feeder of less noise for easily connecting a pressure regulator to a jet pump.  <P>SOLUTION: The fuel feeder 10 is accommodated in a fuel tank. Two projection parts having a claw 47 on a fuel discharge side 42 of a fuel pump 40 are formed at positions separate from each other in the circumferential direction. The claws 47 are fitted to and engaged with opening parts 38 formed in a filter case 32 to prevent the fuel pump 40 from being fallen from the filter case 32. The whole periphery on the fuel discharge side 42 of the fuel pump 40 is press-fitted to a cylindrical press-fitting part 37 of the filter case 32. A fuel suction side 48 of the fuel pump 40 is not supported by other components, but in a free state. A fuel inlet of a pressure regulator 60 is directly coupled with the fuel outlet of the filter case 32. A fuel outlet 62 of the pressure regulator 60 is directly coupled with a fuel inlet 72 of a jet pump 70 formed on the inner side of a bottom part of a sub tank 20.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004038250-A (JP)
Title: Drive unit, master/slave setting method and master/slave setting program
Inventor: TAISHA HIROYASU
IPC: G06F13/38
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drive unit in which master or slave setting is necessary, miniaturization of the unit or power saving is realized, a master/slave setting method, and a master/slave setting program.  <P>SOLUTION: A master/slave procedure to set a master or slave according to an input logical value and a control procedure(S102, S103, S104) to change the correspondence of the input logical value in the master/slave procedure to the master or slave are carried out.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036129-A (JP)
Title: Excavator
Inventor: UEDA KUNIO
IPC: E02D7/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an excavator for removably and surely fixing an inner excavating unit to a cylindrical casing with a simple constitution.  <P>SOLUTION: A locking cutout part 32 is recessed on an inside surface of the cylindrical casing C. The inner excavating unit U has a locking slide member 20 for freely advancing-retreating in the radial direction. The locking slide member 20 moved outside in the radial direction locks on the side edge 33 of the locking cutout part 32. The inner excavating unit U integrally rotates by being fixed in the peripheral direction to the cylindrical casing C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035949-A (JP)
Title: Continuous surface treatment tank for metallic foil tape, and turning roll in liquid
Inventor: SATO TOSHIO
IPC: C25D7/06
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a turning roll in liquid for changing a direction of a metallic foil tape in a noncontacting manner in a surface treatment liquid, and to provide a continuous surface treatment tank provided with the roll for the metallic foil tape.  <P>SOLUTION: The turning roll in liquid has many treatment-liquid exhaust nozzles for detaching the surface of the metallic foil from the external surface of the roll by a treatment liquid layer, by jetting the treatment liquid pressure-fed into the hollow section of the roll, outside the roll toward the region of a wall corresponding to the width of the metallic foil tape to be treated, passing from one side-wall to the other side-wall through a bottom wall in a fixed state in the treatment liquid tank, and thereby producing a fluid pressure between the roll and the metallic foil tape to turn around the external surface of the roll. The continuous surface treatment tank for the metallic foil tape changes a transportation direction of the metallic foil tape, in a state of detaching the metallic foil tape from the external surface of the turning roll, by producing a fluid pressure between the external surface of the turning roll and the metallic foil.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003147370-A (JP)
Title: Method for producing metallurgical coke
Inventor: ITAGAKI SHOZO
IPC: C10B57/12
Filed: 2002-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a metallurgical coke whereby a high-reactivity and high-porosity coke can be produced without detriment to its strengths by using a common coal blend. SOLUTION: The metallurgical coke is obtained by adding to coal pseudoparticles each of which is composed of a core being a pore former and a pore wall reinforcing material adhered to the periphery of the core and carbonizing the coal blend containing the pseudoparticles. The pseudoparticles can be obtained by mixing the pore former with a gasification catalyst, making a pore reinforcing material adhere to the periphery of the core, and optionally mixing a fibrous material with the coal containing the pore wall reinforcing material.
Patent JP-2003076973-A (JP)
Title: Ic card
Inventor: HAGIWARA HIROYUKI
IPC: B42D15/10
Filed: 2002-07-03
Abstract: PROBLEM TO BE SOLVED: To provide an IC card with excellent surface smoothness without warps. SOLUTION: The IC card is provided with an IC substrate 1 composed of polyethylene terephtalate whose thickness is <=50 μm, an IC chip 2 and a capacitor whose thickness is <=200 μm loaded on one surface of the IC substrate, a spacer layer 4 arranged on one surface of the IC substrate and cover films 5 spread respectively on an upper surface of the spacer layer 4 and a lower surface of the substrate.
Patent JP-2004038693-A (JP)
Title: Data converting method and image processing device
Inventor: SUZUKI SATORU
IPC: G09G5/02
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To simplify a circuit without increasing a memory capacity in an image processing device provided with a gamma controlling device and a color converting device.  <P>SOLUTION: A γ control table 25 is provided for outputting γ control data in response to inputted image data. A lookup table 11 represented as coordinates in three-dimensional space is provided for outputting lattice point data in response to the γ control data outputted from the γ control table 15. An eight point interpolation calculating part 13 is provided for carrying out interpolation calculation by using the lattice point data and coefficient data calculated from the γ control data, and outputting color conversion data.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036865-A (JP)
Title: Hydraulic pressure controller of construction machinery
Inventor: OKI TAKATOSHI
IPC: F15B11/02
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic pressure controller of a construction machinery provided with at least three hydraulic pumps controlled for a horsepower, and capable of holding a good complex operability when compositively operating a specific actuator driven by pressure oil supplied from the first and the second hydraulic pumps and the other actuator driven by pressure oil supplied from the third hydraulic pump.  <P>SOLUTION: There are provided with a boom cylinder 18 which is the specific actuator driven by pressure oil of pumps 2 and 3, a rotating motor as the other actuator driven by a pump 4, and reducing valves 59, 60 and 61 for controlling the drive of a discharge amount control means 30 with the discharge pressure of pumps 2, 3 and 4, and controlling the drive of a discharge amount control means 31 only with the discharge pressure of the pump 4. The controller 33 is provided with a discharge amount changing means capable of variably controlling the drive of the reducing valves 59, 60 and 61 corresponding to the expanding motion of the boom cylinder 18.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042076-A (JP)
Title: Light source for machining
Inventor: UEDA KENJI
IPC: B23K26/064
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light source for machining making it possible to form a beam shape of a laser with a large M-value, especially a beam shape of DDL, in a small area on a symmetric shape without shortening a WD, in a light source for machining.  <P>SOLUTION: A laser light 3 is output from a direct semiconductor laser 1 oscillating in the wave length of 790-810 nm capable of machining refractory aluminum. This laser light 3 is, allowed easily and at a low cost, to incident and propagated into a waveguide 7 constituted of mirrors 2a, 2b, 2c and 2d whose end surface 6 is smaller in area than the incident end surface 5. Therefore, any beam shapes can be obtained and a machining process for the refractory aluminum can be processed more profitably.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041927-A (JP)
Title: Dust catcher
Inventor: ARIMOTO AKIO
IPC: B03C3/78
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dust catcher which improves the efficiency of collecting dust in air.  <P>SOLUTION: The dust catcher 10 having a dust collection unit 1 for collecting the dust in air is provided with a water spray unit 4 which makes air passing through the dust collection unit 1 flow in and sprinkles water by a water sprinkling meams 5. In this way, dust which is not caught by the dust collection unit 1 can be caught.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043647-A (JP)
Title: Polyamide resin composition
Inventor: WAKATAKE SHOICHI
IPC: C08K3/34
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a reinforced non-halogen flame resisting polyamide resin composition having high flame retardancy, mechanical properties, heat resistance and electrical properties and excellent in moldability.  <P>SOLUTION: This polyamide resin composition contains, as main components, 60-80 wt% of a polyamide resin (a) and 20-40 wt% of a phosphorus compound (b) consisting of melamine (X), melam (Y) and melem (Z), wherein the composition ratio is Y/X: 0.5-0.9 and Z/X: 0.05-0.2. The polyamide resin composition further contains 5-100 pts. wt. of inorganic fillers (c) relative to 100 pts. wt. of the sum of the polyamide resin (a) and phosphorus compound (b).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004044509-A (JP)
Title: Exhaust purification device of internal combustion engine
Inventor: ITO KAZUHIRO
IPC: F02D23/00
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To constrain flow velocity of exhaust gas flowing into a prestage oxidation catalyst by limiting exhausting flow rate to the prestage oxidation catalyst in order to moderate oxidation reaction in the prestage oxidation catalyst, while avoiding thermal degradation of the prestage oxidation catalyst in an exhaust purification device by exhaust gas within broad exhaust temperature zone from low temperature to high temperature in an internal combustion engine.  <P>SOLUTION: An exhaust purification device of the internal combustion engine is provided with the prestage oxidation catalyst 19 arranged in an exhaust passage in the internal combustion engine, a poststage exhaust purifying catalyst 20 arranged downstream of it and an exhaust bypass means which permits one part of the exhaust gas in upstream of the prestage oxidation catalyst 19 to flow into the poststage exhaust purifying catalyst 20 without interposing the prestage oxidation catalyst 19. The device can prevent high temperature exhaust gas from flowing into the prestage oxidation catalyst 19, and can prevent oxidation reaction from deteriorating in the prestage oxidation catalyst 19 and from thermally degrading the prestage oxidation catalyst 19 by executing the exhaust bypass when the exhaust temperature exceeds predefined value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003057365-A (JP)
Title: Device for adjusting alignment to vertical axis passing twelve o'clock to six o'clock, of back lid screwed with intermediate member of watch case
Inventor: MEYRAT CLEMENT
IPC: G04B37/18
Filed: 2002-07-15
Abstract: PROBLEM TO BE SOLVED: To accurately align a back lid in the direction from six o'clock to twelve o'clock of a watch. SOLUTION: This device for fixing the back lid 6 having a screw thread 8 on the circumference to an intermediate member 28 of a watch case 26 is equipped with an intervening part 1 having an elastic blocking member 4 and a metal part 2 concentric with the elastic blocking member 4 and pushed into a lower part of the intermediate member 28 of the watch 26. The back lid 6 is screwed onto the metal part 2. When the back lid 6 is completely screwed onto the metal part 2, the metal part 2 can be slid rotatably on the elastic blocking member 4 up to a stop point. The elastic blocking member 4 can be slid rotatably from the stop point on the intermediate member 28 of the watch 26. Hereby, alignment of the back lid 6 to the vertical axis passing twelve o'clock to six o'clock of the watch 26 can be adjusted.
Patent JP-2004042850-A (JP)
Title: Bicycle lighting system driving device
Inventor: UNO KOJI
IPC: B62J6/02
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bicycle backlight driving circuit for suppressing a variation in the quantity of a backlight independently of a change in the voltage of a power supply.  <P>SOLUTION: The backlight driving circuit 24c for driving the backlight 24b of a liquid crystal display device to be mounted on a bicycle with power from the power supply whose voltage is changed comprises a current supply circuit 50 and a current limiting circuit 51. The current supply circuit 50 supplies a DC current from the power supply to the backlight 24b. The current limiting circuit 51 limits a current to be supplied to the backlight 24b at an almost constant value when the voltage being changed is kept at the minimum value or more.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004046003-A (JP)
Title: Fine structure, manufacturing method of fine structure and manufacturing device thereof
Inventor: MIYAMAE AKIRA
IPC: G03F7/20
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a fine structure which suppresses a deterioration of the resolution and enables the formation of an excellent fine shape.  <P>SOLUTION: A photoresist film 52 on a glass original disk 50 is exposed as follow. In the first exposure, the position of focus of laser beam 70 is set on a shallow position near the surface of the photoresist film 52, the exposure is performed while modulating an exposure power in a saw tooth wave shape and a photosensitive region 72 is formed on the surface side of the photoresist film 52. In the second exposure, the position of focus of laser beam 70 is set on a deep position of the photoresist film 52, the exposure is performed while modulating the exposure power in a saw tooth wave shape and a photosensitive region 74 is formed on the deep part of the photoresist film 52. By developing the photoresist film 52 which is subjected to twice exposure, a desirable pattern shape is formed on the photoresist film 52.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003110566-A (JP)
Title: Electronic equipment
Inventor: NAGANO SUSUMU
IPC: H04L12/28
Filed: 2002-07-15
Abstract: PROBLEM TO BE SOLVED: To effectively utilize communication system resources and to provide a bus output state matched to the internal state of a node. SOLUTION: A node A monitors an Iso packet outputted to a bus. When it is detected that the Iso packet is not outputted from other nodes to a channel 1, the channel 1 is secured and outputting to the bus is started by itself. Therefore, there does not exist a state that no node outputs Iso data to the bus.
Patent JP-2004049934-A (JP)
Title: Negative particle producing device and air conditioner having device
Inventor: NAWAMA JUNICHI
IPC: F24F1/00
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a negative particle producing device which detects the quantity of produced negative particles without needing complicated work.  <P>SOLUTION: In a photoelectron producing material 1, an electric earth circuit 7 and a capacitor circuit 9 in which a capacitor 8 is installed in series with the earth circuit 7 are installed in parallel, and a change-over circuit 6 for the earth circuit 7 and the capacitor circuit 9 is installed. By measuring the electric potential between both terminals of the capacitor 8 by changing over the change-over circuit 6, the quantity of the produced negative particles is detected simply.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004054982-A (JP)
Title: Information recording device and information recording and reproducing device
Inventor: HARA MASAAKI
IPC: G11B7/09
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To reduce difficulties in setting and maintaining positional relationship among a plurality of optical means and to improve the utilization rate of a plurality of light beams when a plurality of light beams is made incident on an optical recording medium and information is recorded or information is reproduced.  <P>SOLUTION: An information recording device is provided with a laser light source 21, optical systems 22 and 45, a one dimensional optical modulation section 23 in which a plurality of reflection optical modulators is arranged in line and a modulation control signal transmitting section 35 which supplies modulation control signals to the modulators based on the information to be recorded. The laser light beams from the light source 21 are made incident on the section 23. A plurality of modulated laser light beams, which is obtained from the section 23, modulated in accordance with the modulation control signals and arranged in a linear manner, is made incident on an optical tape 47 while two adjacent beams are made closer or made into mutually contact and information to be recorded on the tape 47 is recorded.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056313-A (JP)
Title: Image forming apparatus
Inventor: TANAKA HIDEKI
IPC: H04N1/387
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus whereby searching and browsing of an original document can be attained.  <P>SOLUTION: The image forming apparatus connected to an external device through a network includes: an image read means 11 for converting an original into read image information; a storage means 12 for storing read image data; a distribution means 13 for distributing the image data; and an operation means 14 for selecting an optional page and distributing the selected page from a document stored in the storage means and having a function of attaching the information on the original document to the distributed page when distributing the selected page.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053182-A (JP)
Title: Expansion valve
Inventor: KOBAYASHI KAZUTO
IPC: F25B41/06
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve the structure of a refrigerant expansion valve being employed in the refrigerating cycle of an air conditioner.  <P>SOLUTION: The expansion valve 1 comprises a piping member 10 having a passage being connected with refrigerant piping, and a cassette unit 100 where they are produced as independent bodies. The cassette unit 100 has a tube member 110 internally fixed with a guide member 170, an orifice member 180 and a plate member 166. A diaphragm 130 held between the rising part 121 of a cover body 120 and the end 110' of the tube member 110 to form a gas charge chamber 122 is displaced and that displacement is transmitted to a shaft member 150. The shaft member 150 is guided by the guide member 170 to operate a valve element 160 in a valve chamber 161. The cassette unit 100 is inserted into the piping member 10 and secured by means of a ring 50. Seal members 62, 64 and 66 are applied to important parts.  <P>COPYRIGHT: (C)2004,JPO