baber/WOPTO huggingface dataset:
Patent JP-2004309216-A (JP)
Title: Encoder signal processing circuit and signal processing method
Inventor: NOMURA AKIHIRO
IPC: G01D5/245
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To improve position accuracy by correcting both A-phase/B-phase signals.  <P>SOLUTION: This encoder signal processing circuit has a differential amplifier 31 for outputting X1-X0, a differential amplifier 32 for outputting Y1-Y0, a multiplier 20 for multiplying X1*Y0, a multiplier 21 for multiplying X0*Y1, and a differential amplifier 30 for determining (X0*Y1-X1*Y0). The circuit also has a divider 40 for determining (X0*Y1-X1*Y0)/(Y1-Y0) and calculating a correction coefficient= 1/X-axis intercept value, a divider 41 for determining (X0*Y1-X1*Y0)/(X0-X1) and calculating a correction coefficient= 1/Y-axis intercept value, a multiplier 22 for outputting the corrected value of the A-phase signal=(Y1-Y0)*X1/(X0*Y1-X1*Y0), and a multiplier 23 for outputting the corrected value of the B-phase signal=(X0-X1)*Y1/(X0*Y1-X1*Y0).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004307616-A (JP)
Title: Composite aluminum pigment and its manufacturing method
Inventor: KOYANAGI TAKASHI
IPC: C09D11/322
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a composite aluminum pigment which has excellent dispersibility, high uniformity in particle size, heat resistance, and mechanical strength, and its manufacturing method.  <P>SOLUTION: The composite aluminum pigment has an aluminum deposited layer covering the entire surface of a core of a silica fine particle which is synthesized by the sol-gel method and has an average particle diameter of ≤5 μm. The composite aluminum pigment can further have a surface protective layer on the aluminum deposited layer. The manufacturing method comprises (1) introducing silica fine particles having an average particle diameter of ≤5 μm which are synthesized by the sol-gel method into a deposition chamber having a disk-shaped plane base and at least a ring side as the side in contact with the base, (2) agitating the silica fine particles to successively expose the entire surface of each of the silica fine particles under vacuum conditions and feeding an aluminum vapor in this state to form an aluminum deposited layer on the surface of each of the silica fine particles. A surface protective layer can be further formed after formation of the aluminum deposited layer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004312304-A (JP)
Title: Decoding apparatus and method, reproducing apparatus and method, and storage media
Inventor: NAGUMO TAKEFUMI
IPC: H04N5/92
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a decoding apparatus and method, and a reproducing apparatus and method for actively utilizing a storage area of a storage medium, and also to provide a storage medium for improving the utility of the storage medium itself.  <P>SOLUTION: The resolution of related information is converted to that of dynamic image information in the case that the dynamic image information and the related information of the predetermined resolution read from the storage medium, among a plurality of dynamic image information pieces of different resolutions encoded by the predetermined encoding system and stored in the storage medium and the related information of the predetermined resolution related to such dynamic image information, are respectively decoded, and the resolution of the relevant decoded dynamic image information is different from that of the related information. Moreover, a plurality of dynamic image information pieces of differen resolutions and the related information of the predetermined resolution related to the dynamic image information are encoded with the predetermined encoding system, and stored into one storage medium.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309066-A (JP)
Title: Indoor side ventilation fan
Inventor: ISHIYAMA HARUO
IPC: F24F13/12
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an indoor side ventilation fan allowing a user to mount or demount it without impairing an indoor appearance because of no exposure of a plug socket and no sagging of an electric cord.  <P>SOLUTION: The electric cord 16 connected at one end to a motor is arranged on a ventilation fan body 12 of the indoor side ventilation fan 10. A plug 18 is mounted at the other end of the electric cord 16. A ventilation fan cover 22 is arranged on the indoor side of the ventilation fan body 12 to completely cover the ventilation fan body 12, the electric cord 16 and the plug socket 20 into which the plug 18 is inserted. On a front face plate portion 32 of a ventilation fan cover body 26, a sliding panel 34 is arranged which is slidable from side to side. A ventilating opening portion 40 is formed on the front face plate portion 32 at its right half only.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004307294-A (JP)
Title: Silica gel and its manufacturing method
Inventor: TAMON HAJIME
IPC: C01B33/152
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a silica gel having a controlled structure and improved characteristics such as pressure loss and to provide its manufacturing method.  <P>SOLUTION: An aqueous solution of sodium silicate is prepared in step 1-1, to which a strong acid ion exchange resin is added to a desired pH in step 1-2 so as to sufficiently remove Na ion. A tubular cell containing the silica sol is inserted into liquid nitrogen at a specified insertion speed by using a constant speed motor in step 2-1. In this step, the pore diameter of the honeycomb structure is controlled by controlling the insertion speed and the temperature of the coolant. The sample in a frozen state is subjected to low temperature ageing for a specified time in step 2-2. The cell is put into a temperature controlled tank at 50°C and rapidly thawed in step 3-1 and kept in the temperature controlled tank for a specified time to carry out high temperature ageing. Then the sample is cleaned with t-butanol in step 3-2 to replace a minute amount of water in the sample with t-butanol. The sample is freeze-dried at -10°C in step 3-3.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003317534-A (JP)
Title: Ceiling light instrument for light luminescent lamp
Inventor: KUN DE CHE
IPC: F21V23/02
Filed: 2003-04-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ceiling light instrument for a light luminescent lamp which can ensure convenience and speed of installing and can reduce cost of the installing greatly.  <P>SOLUTION: The ceiling light instrument comprises a main light instrument member, a ballast set where a light luminescence lamp socket is installed in a body, a ballast cover which covers the ballast set, and ballast set fixing members to which the ballast set and the ballast cover are fixed in a body with their respective assembly methods. Consequently, the ballast set and the ballast cover are combined into an assembled unit. A fixing portion with which the assembled unit is combined, is disposed on a side of the main light instrument member.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004318948-A (JP)
Title: Magnetic head and its manufacturing method
Inventor: GOCHO HIDENORI
IPC: G11B5/31
Filed: 2003-04-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic head in which the overwrite property is improvable by reducing the magnetic saturation in a magnetic pole layer.  <P>SOLUTION: An auxiliary magnetic pole layer 31 formed with a magnetic material is arranged between a Gd arrangement layer 32 and a lower core layer 30, and since a rear end surface 34a of the lower magnetic pole layer 34 is connected to a front end surface 31a of the auxiliary magnetic pole layer 31, the magnetic saturation in the lower magnetic pole layer 34 is reducible, and the rise of the overwrite property of the magnetic head becomes steep. Also, a recording current can be reduced since an absolute value of the overwrite property is increased. Also, a magnetic flux is released to the auxiliary magnetic pole layer 31 from a backward portion of the upper magnetic pole layer 36, and the side fringing is reducible.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004313051-A (JP)
Title: Apparatus for cigarette butt treatment
Inventor: OCHIAI KOICHI
IPC: A24F19/00
Filed: 2003-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for cigarette butt treatment, with which a problem of emitting poisonous gas and causing air pollution in incineration even if cigarette butts are recovered in a dry state is eliminated since a cigarette filter is composed of a plastic fiber.  <P>SOLUTION: The apparatus 1 for cigarette butt treatment is equipped with a division unit 13 to dividing a cigarette butt into a main body part and a filter part and a separation unit to separate a cigarette butt into a main body part and a filter part to recover them. Consequently, the main body part and the filter part of the cigarette butt are separated and recovered.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004319683-A (JP)
Title: Solid state imaging device and its drive method
Inventor: KOYAMA HIDETSUGU
IPC: H01L31/062
Filed: 2003-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To surely discharge signal charge to a substrate only by an operation voltage for normal use without using a high voltage for a period of sweeping out.  <P>SOLUTION: A p-type well region 5 is arranged in an n-type well region 7 on a p-type semiconductor substrate 8. A plurality of unit pixels 3 having light receiving diodes 1 and MOS transistors 2 for optical signal detection are arranged in the p-type well region 5. The n-type well region 7 is isolated from a drain region 23 which is collectively formed in an unified body with an n-type dopant diffusion region 6 by the p-type well region 5. As a result, low potential can be impressed to the n-type well region 7 rather than the drain region 23 at the period of sweeping out, and high potential can be impressed to the n-type well region 7 rather than the drain region 23 at a readout period.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004316199-A (JP)
Title: Joint structure for segment
Inventor: YAMAMURA HITOSHI
IPC: E21D11/04
Filed: 2003-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To prevent coming-off of a filler by a simple means, without exposing a corrosive metallic member outside a bolt box.  <P>SOLUTION: Rod-shaped extended members 6 and 7, which are each extended to the other side of a joining plate 3, are screwed to a head side of a bolt 4 which is embedded in cement mortar 8 by fastening the joining plates 3 of the bolt box 2, and the tip of the bolt 4 on the side of a nut 5, so that the coming-off of the cement mortar 8 can be simply prevented by bonding strength for the extended members 6 and 7 without the exposure of the corrosive metallic member outside the bolt box 2.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004253352-A (JP)
Title: Cathode-ray tube display and projection display device using it
Inventor: WATANABE SAKAE
IPC: G03B21/00
Filed: 2003-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To obtain reduction of power consumption required for screen strain correction and convergence correction or the like in a projection cathode-ray tube device combining a projection cathode-ray tube and a deflector made of a deflection yoke and a convergence coil or the like, and the projection cathode-ray tube device with high definition having superior focusing characteristics, and a projection display device.  <P>SOLUTION: A strain generation coil (rotation coil) 21 is arranged on the fluorescent screen 8a side than the main deflection coils 201, 202 of the deflection coil 20, and by impressing a current synchronized with the deflection current impressed on the vertical deflection coil 202 on this strain generation coil 21, screen strain (mistake convergence of screen) correction is carried out.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004319892-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: KURODA HIROSHI
IPC: H01L25/07
Filed: 2003-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a highly reliable semiconductor device.  <P>SOLUTION: After applying plasma treatment to the surface of a wiring substrate 2 on whose side a semiconductor chip 3 is mounted and to the surface of the semiconductor chip 3, the semiconductor chip 3 is so flip-chip-connected with the wiring substrate 2 as to form an underfill resin 7 between the wiring substrate 2 and the semiconductor chip 3. Subsequently, after applying plasma treatment to the wiring substrate 2 having the mounted semiconductor chip 3 thereon, a semiconductor chip 4 whose dimension is larger than the one of the semiconductor chip 3 is mounted on the semiconductor chip 3. Then, after applying plasma treatment to the wiring substrate 2 having the mounted semiconductor chips 3, 4 thereon, the semiconductor chip 4 and the wiring substrate 2 are connected electrically with each other via bonding wires 8, and a sealing resin 9 is so formed on the wiring substrate 2 as to cover therewith the semiconductor chips 3, 4 and the bonding wires 8.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004315472-A (JP)
Title: Ophthalmological preparation, eye lotion, artificial tear, contact lens care goods, eyewash and eye ointment
Inventor: TANAKA TSUTOMU
IPC: A61K47/44
Filed: 2003-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an opthalmological preparation, and the like, having excellent safety and stability and applicable without giving uncomfortable feeling to the user.  <P>SOLUTION: The subject eye lotion containing 0.1% sodium hyaluronate is prepared by dissolving a phosphate-based isotonic buffer solution, 15 mg of polysorbate 80, 65 mg of thiamine lauryl sulfate, 65 mg of protamine sulfate and 10 mg of sodium edetate in about half amount of refined water, adding 100 mg of sodium hyaluronate to the solution, adjusting the pH to 6.7, adding water to obtain 100 ml of the mixture and filtering the product. As an alternative, it is prepared by dissolving the phosphate-based isotonic buffer solution, 15 mg of the polysorbate 80, 65 mg of the thiamine lauryl sulfate and 10 mg of the sodium edetate in about half amount of refined water, adding 100 mg of sodium hyaluronate and 1.6 mg of benzalkonium chloride to the solution, adjusting the pH to 6.7, adding water to obtain 100 ml of the mixture and filtering the mixture.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324963-A (JP)
Title: Control method and device for boiler device
Inventor: MIYAMOTO YUICHI
IPC: F23C10/02
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control method and a control device for a boiler capable of improving the controllability of the temperature of the steam by controlling the water injection volume to the steam and reducing the concentration of nitrogen oxide gas in an exhaust gas.  <P>SOLUTION: Whether a detected room temperature as a temperature of a first collecting cell is within a target room temperature range or not is determined, and whether the target water injection volume is more than a standard water volume or not is determined. An operating state of the boiler is judged on the basis of results of determinations, and at least one of a circulation flow rate of a heat medium and the heat transfer volume from the heat medium to the steam is controlled in accordance with each operating state. When the detected room temperature is outside of the target room temperature range, the temperature of the first heat collecting cell is controlled to be within the target room temperature range, when the detected room temperature is within the range of target room temperature, and the target water injection volume is more than the standard water volume, the control is performed to make the detected water injection volume be close to the target water injection volume, and when the detected room temperature is within the target room temperature range, and the target water injection volume is less than the standard water injection volume, the control is performed to make the detected steam temperature and the target steam temperature be close to each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324525-A (JP)
Title: Misfire determination device of internal combustion engine
Inventor: KIYOMURA AKIRA
IPC: G01M15/11
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To prevent deterioration of accuracy in misfire determination by being affected by looseness due to change with time of a flywheel and clutch and being affected by a rough road running of a vehicle.  <P>SOLUTION: The misfire determination is performed by comparing a rotation variation value ΔNe(S4) of an engine with a misfire determination value SL(S5) set by correcting a basic value in response to an engine load and an engine speed with a correction factor K (S6). Here, the rotation variation value ΔNe at determining that misfire is not generated, and integration values ΣΔNe, ΣSL of the misfire determination value SL are found (S8 to S10), thereby correcting the correction factor K based on ΣΔNe/ΣSL (S14).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004325385-A (JP)
Title: Inspection method of semiconductor chip, and semiconductor chip inspection device using its method
Inventor: ONUMA NORIHIRO
IPC: G01R31/26
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor chip inspection method and device which can specify a fault location and a cause of the fault easily.  <P>SOLUTION: A probe is contacted in a necessary position of the semiconductor chip in a chamber by operating a prober. Then, in the inspection method of the semiconductor chip using an inspection device connected to the probe, when operating the prober, an interior of the chamber is evacuated, and when inspecting using the inspection device, the interior of the chamber is kept in an atmospheric pressure.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322040-A (JP)
Title: Device for treating fluid to be treated
Inventor: FUCHIGAMI SHINICHIRO
IPC: C02F1/32
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for solving the problem that a movable body carrying a photocatalyst and the photocatalyst peeled off from the movable body flow out from the inside of a device and the problem such as the clogging of a filter for preventing the photocatalyst and the carrier of the photocatalyst from flowing out from the inside of the device.  <P>SOLUTION: The movable body 3 carrying the photocatalyst and fluid to be treated flow into the upper part of a photocatalyst reaction tub 1, collide with a restrained partition plate 2 and are agitated. The partition plate 2 having a plurality of reflection surfaces is swung by the collision of the fluid to be treated and reflects light made incident on a light transmissive photocatalyst reaction tub 1 from the outside in all directions inside the light transmissive photocatalyst reaction tub 1 to be in contact with the movable body 3. The contact opportunities of the movable body 3, the light and the fluid to be treated are increased by the synergistic effect of the agitation of the movable body 3 and the fluid to be treated and the reflection of the light fetched from the outside, and the photocatalyst carried by the movable body 3 is efficiently moved to the lower part of the photocatalyst reaction tub while decomposing organic matters included in the fluid to be treated and reaches the bottom surface 6 of the light transmissive photocatalyst reaction tub 1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004329314-A (JP)
Title: Drainage catheter for bile duct
Inventor: TOYOKAWA SHIYUUEI
IPC: A61M1/00
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drainage catheter for bile duct that can be inserted easily into a bile duct without expanding the bile duct by means of a dilator even when the bile duct is strongly strangulated.  <P>SOLUTION: This drainage catheter for bile duct is provided with a catheter tube the distal end side of which is inserted into the bile duct. The catheter tube comprises a main body section having a substantially equal outside diameter along its longitudinal direction, a first tapered section which communicates with the distal end side of the main body section and the outside diameter of which becomes smaller as going toward the distal end, and a narrow-diameter straight shell section which communicates with the distal end side of the first tapered section and has a substantially equal diameter along its longitudinal direction. The catheter tube also comprises a second tapered section which communicates with the distal end side of the narrow-diameter straight shell section and the outside diameter of which becomes smaller as going toward the distal end. The outside diameter of the narrow-diameter straight shell section is adjusted to 20-80% of that of the main body section and the length of the section is adjusted to 20-250 mm.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004174212-A (JP)
Title: Game machine
Inventor: ISHII YOSHIRO
IPC: A63F7/02
Filed: 2003-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine reducing the manhour in assembling or disassembling operation and improving the recycling performance.  <P>SOLUTION: A first fixing device 25 and a second fixing device constituting a lock mechanism are provided in a ball passage 23 and a game board 4 respectively. When a control circuit unit integrally assembled with respective control circuit boards and the ball passage 23 is attached to the game board 4, a lock portion 25a of the first fixing device 25 is inserted into an opening 31a of the second fixing device with the first fixing device 25 retained in an attachment position. After that, the first fixing device 25 is rotated from the attachment position to a retaining position, so that the first fixing device 25 and the second fixing device are engaged with each other and the control circuit unit is fixedly retained in the rear surface of the game board 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003334823-A (JP)
Title: Method and apparatus for continuously manufacturing foaming material layer
Inventor: LEVERA GUIDO
IPC: B29C44/30
Filed: 2003-05-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve the degree of freedom of a process for forming a continuous foaming material layer having a plurality of substances to be molded having prescribed forms and sizes to be able to obtain different products on at least one surface.  <P>SOLUTION: The method comprises a process in which in a first surface, a foaming material accumulation surface is moved continuously between a first station and a second station, a process in which the forming material is accumulated to a prescribed height on the accumulation surface moving the foaming material in the vicinity of the first station, and a continuous layer with its range regulated by the first surface in contact with the accumulation surface, a second surface on the opposite side of the first surface, and two side parts are formed, and a process in which a latex forming material is vulcanized between the two stations. The continuous foaming material layer to be divided into single pieces is manufactured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004333790-A (JP)
Title: Image forming apparatus
Inventor: SO RYUTA
IPC: G03G21/00
Filed: 2003-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To achieve a prolonged service life of a cleaning blade and long-term stabilization of its cleaning performance by stabilizing the behavior of the edge of the cleaning blade in cleaning of an EB drum in an image forming apparatus.  <P>SOLUTION: Abrasive materials different from each other in particle diameter and shape are incorporated into a sponge roller and the roller is brought into contact with a photoreceptor under high pressure, whereby (1) a surface of the photoreceptor can be efficiently polished and frictional force between a cleaning blade and the surface of the photoreceptor can be relieved, and (2) since the smaller particle diameter abrasive material produced as chips by the high pressure lubricates the cleaning blade, the edge state of the cleaning blade can be stabilized over a prolonged period of time.  <P>COPYRIGHT: (C)2005,JPO&NCIPI