baber/WOPTO huggingface dataset:
Patent JP-2003348696-A (JP)
Title: Electret capacitor microphone
Inventor: TANABE AKIHISA
IPC: H04R19/01
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a conventional electret capacitor microphone using a conventional electret material film for a vibrating membrane has had difficulty in prevention of a stray capacitance and enhancement of detection sensitivity.   <P>SOLUTION: In the electret capacitor microphone having: a vibrating membrane unit with a support frame, a vibrating membrane made of an electret material film fixed to the support frame, and an electrode film formed on the vibrating membrane; and a fixed electrode opposed to the electrode film, the area of the electrode film of the vibrating membrane unit is selected nearly equal to an operatable area of the vibrating membrane.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004002069-A (JP)
Title: Processes for manufacturing piezoelectric ceramic and piezoelectric element
Inventor: SASAKI MASASHI
IPC: H01L41/43
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process for manufacturing a piezoelectric ceramic suitable as a laminated piezoelectric element such as a laminated actuator element, which enables use of an inexpensive metal as an internal electrode substantially without deteriorating its piezoelectric property.  <P>SOLUTION: The piezoelectric element essentially comprising Pb<SB>A1</SB>[(Zn<SB>1/3</SB>Nb<SB>1/3</SB>)<SB>a1</SB>Ti<SB>b1</SB>Zr<SB>c1</SB>]O<SB>3</SB>or Pb<SB>A2</SB>[(Zn<SB>1/3</SB>Nb<SB>1/3</SB>)<SB>a2</SB>(Mg<SB>1/3</SB>Nb<SB>2/3</SB>)<SB>d2</SB>Ti<SB>b2</SB>Zr<SB>c2</SB>]O<SB>3</SB>, is manufactured. The starting materials used here are Pb<SB>3</SB>O<SB>4</SB>, zirconium oxide having a specific surface area of 20-50 m<SP>2</SP>/g and titanium oxide having an anatase ratio of ≥90% and a specific surface area of 10-50 m<SP>2</SP>/g, which are ground and mixed into a raw material mixture wherein the particle size at which the cumulative percentage reaches 90% is ≤1 μm. The degree of mixing of the raw material mixture is increased, which enhances solid-phase reaction at pre-baking and lowers the actual baking temperature.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346092-A (JP)
Title: Ic card reader/writer
Inventor: KURAMOTO TAKESHI
IPC: G06K17/00
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To deal with a plurality of standards of IC cards by means of a simple circuit arrangement.   <P>SOLUTION: A data input/output contact terminal 3 of an IC card reader/ writer S which is provided to be able to make contact with an I/O input terminal of an IC card 102 is connected to first and second data input/output ports P01 and P02 of a central processing part 1, and the first and second data input/ output ports P01 and P02 are set at different data transmission speeds and can simultaneously receive ATR signals after a clock signal has been supplied to the IC card 102, so that the central processing part 1 identifies the kind of the IC card 102 and subsequently transmits and receives data at the data transmission speed corresponding to the IC card 102 identified at the first port P01.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004006093-A (JP)
Title: Fuel treating equipment and fuel cell power generation system
Inventor: TAKAGI HIROTAKA
IPC: C01B3/38
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel treating equipment having stable carbon monoxide removeability at the time of load fluctuation of fuel cell power generation system.  <P>SOLUTION: The fuel treating equipment comprises, a reforming unit 11 which reforms hydrocarbonaceous raw materials 40 and 40a into reformed gas 44 mainly consisting of hydrogen and carbon monoxide, a process water supply unit 3 which supplies reforming process water 41 to the reforming unit 11, a conversion catalyst unit 14 which converts the reformed gas 44 and reduces carbon monoxide content in the reformed gas 44, a conversion unit 12 having the first heat exchanging unit 13 which exchanges heat between the reforming process water 41 and the conversion catalyst unit 14, and a process water quantity adjusting unit 5 which adjusts quantity of the reforming process water 41 basing on temperature detected by a temperature detector 17 which detects temperature of the conversion catalyst unit 14. The process water quantity adjusting unit 5 increases or reduces supply amount of the reforming process water 41 within flow rate which is calculated from hydrocarbonaceous raw material flow rate and prescribed S/C range.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004006131-A (JP)
Title: Battery pack unit
Inventor: HAGURA NOBUHIRO
IPC: G01R31/36
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To grasp abnormality of a battery pack unit at an early stage.  <P>SOLUTION: The battery pack unit 100 comprises a controller which is provided in a box 1 and detects the operation condition of the battery pack and diagnoses the operation condition of the battery pack based on the detected result, and outputs its diagnosis result and a display part 70 which is fitted to the box 1 and displays the diagnosis result outputted by the controller.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004000857-A (JP)
Title: Method for detoxifying organic halogen compound
Inventor: MIZUKOSHI YUJI
IPC: C07C19/10
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a practical method for detoxifying organic halogen compounds without generating a corrosive by-product gas and without using an oxidizing agent when the halogen compounds are decomposed.  <P>SOLUTION: In the detoxification method, the organic halogen compounds such as hydrochlorofluorocarbons (HCFC) and hydrofluorocarbons (HFC) are introduced into a molten salt containing a hydroxide of an alkali metal and/or an alkaline earth metal to be decomposed as main components by using a molten salt reactor 10, water is removed from generated gas by using a separation means such as a condenser 13, and residual produced hydrocarbon gas is burned secondarily in a secondary combustion chamber 19 to be decomposed into carbon dioxide and water.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004006553-A (JP)
Title: Equipment for butting object of interest, method of butting object of interest, electronic component mounting device, and electronic component mounting method
Inventor: AZUMA KAZUJI
IPC: H05K13/04
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To precisely hold an electronic component in a prescribed position in a simple configurations in an electronic component mounting device.  <P>SOLUTION: In the electronic component mounting device, a plurality of piezoelectric elements 31 are provided in a mounting head 13. A dummy component is butted to a chucking nozzle 134 of the mounting head 13 in advance, and the dummy component and a stage 11 are connected, then outputs from the piezoelectric elements 31 are detected. Based on the output values, the inclination of a lower surface 134a of the chucking nozzle 134 with respect to the stage 11 is detected. Furthermore, voltage is applied to the piezoelectric elements 31 to adjust the position of the chucking nozzle 134. Thereafter, an electronic component 92 is held to the chucking nozzle 134, and a substrate 91 is held to the stage to mount the electronic component 92 on the substrate 91. Thereby, the electronic component can be mounted being precisely held in a prescribed position in a simple configurations.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012536-A (JP)
Title: Image forming apparatus
Inventor: WATANABE SHIGERU
IPC: G03G15/00
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus of a one-pass double-sided system which does not make an image density different between the front surface and the back surface.  <P>SOLUTION: The image forming apparatus is provided with: a 1st image density sensor 15 opposite to a 1st intermediate transfer belt 10 to which an image is transferred from an image forming unit SU; and a 2nd image density sensor 27 opposite to a 2nd intermediate transfer belt 20. A specified reference pattern is formed and transferred to the belt 10 and is detected by a 1st image density sensor 15. The reference pattern is transferred to a 2nd intermediate transfer belt 20 further and detected by a 2nd image density sensor 27. The density of the front surface image and the back surface image in double-sided recording is controlled based on the detection values of the sensors 15 and 27.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322527-A (JP)
Title: Navigation system
Inventor: OTOMO TAKAHIRO
IPC: G01C21/00
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an easily usable navigation system.  <P>SOLUTION: The content written as an execution sample in a detailed statement can prevent distraction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004008490-A (JP)
Title: X-ray image diagnostic apparatus
Inventor: SHIRAISHI KUNIO
IPC: G21K5/02
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an X-ray image diagnostic apparatus that minimizes the exposure of a subject in accordance with the thickness of the subject without excessively enhancing contrast, while securing a clinically necessary image quality.  <P>SOLUTION: An image processing device 5 detects the contrast level of an image shown on a monitor 7 and adjusts the thickness of an additional filter 8 to ensure that the contrast level matches an appropriate contrast level previously set in the image processing device 5. More specifically, the device controls the drive of a drive device 9 connected to the additional filter 8. The image processing device 5 carries out the control of X-ray conditions (automatic exposure control) in accordance with the thickness of the subject P. Furthermore, the device also carries out an automatic gain control when needed. The voltage of an X-ray tube 2 set in an X-ray controller 6 can be optionally reset.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004011785-A (JP)
Title: Lead damper, and method for manufacturing the same
Inventor: KASHIWAGI EISUKE
IPC: F16F15/02
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lead damper such as a base isolation damper, and a vibration control damper especially provided with a mounting board at an end part of a damper main body of lead, which has strong coupling strength between the damper main body and the mounting board, and is manufactured easily and at low cost, and also to provide a method for manufacturing the same.  <P>SOLUTION: This lead damper 1 is provided with the mounting board 3 at the end part of the damper main body 2 of lead, and a lug 4 is integrally provided on the mounting board 3, where at least part of the lug 4 is embedded in the damper main body 2 to integrate the damper main body 2 with the mounting board 3. In manufacturing the lead damper, the damper main body 2 is die-molded into a prescribed form to embed at least part of the lug 4 that is integrally provided with the mounting board 3. In embedding the lug 4 in the damper main body 2, solder plating or homogenous liquid is preliminarily applied to the surface of the lug 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003048588-A (JP)
Title: Motorcycle and air management system for the same
Inventor: SCHROEDER TONY
IPC: B62J17/02
Filed: 2002-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a cooling system that locates a radiator in an effective position, and an air control system that delivers air to an engine and the radiator. SOLUTION: A first air channel part 30 defines a first passage passing in a body of a motorcycle. The first passage has an inlet 30a located on the first side of the motorcycle and an outlet 30b located under a seat of the motorcycle. A second air channel 32 defines a second passage passing in the body of the motorcycle. The second passage has an inlet 32a located on the second side of the motorcycle and an outlet 32b in communication with an air intake port of the engine. The first passage of the first air channel part 30 delivers cooling air to the radiator 20 located under the seat of the motorcycle, and the second passage of the second air channel part delivers air to the air intake port of the engine 22.
Patent JP-2004016378-A (JP)
Title: Sewing machine
Inventor: SUZUKI YOSHIICHI
IPC: D05B69/36
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To detect whether a needle thread 1 is cut or not for every reciprocal movement of a needle thread take up 14.  <P>SOLUTION: A sewing machine includes a needle thread take-up device which has a pair of upper and lower needle thread take-up guiding plates 5 vertically opposing each other with a needle thread take-up passing gap 4 to allow the passing of a thread engaging part 15 of the needle thread take up 14 and having a thread insertion opening 7 penetrated vertically and a slit 8 vertically penetrated and guiding the needle thread 8 to the thread insertion opening 7, and the needle thread take up 14 with the thread engaging part 15 made to pass through the needle thread take up passing gap 4 horizontally, and catches and pulls the needle thread 1 when the thread engaging part 15 moves in the outward direction 17 from the left to the right. A long, slot part 11 is formed consecutively at the thread insertion opening 7 of the lower needle thread take-up guiding plate 5 in the horizontal direction to extend to the right of the needle thread 1 in a position before being caught by the thread engaging part 15. A thread break detector 24 for detecting the needle thread 1 moving into the slot part 11 is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018639-A (JP)
Title: Hydrophilic coating method, hydrophilic medium and medical equipment and material
Inventor: SATO KOICHI
IPC: A61L31/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydrophilic coating method by which surfaces of various substrates are readily subjected to coating treatment having excellent hydrophilic functions and performances at a low cost and to obtain a hydrophilic medium subjected to the treatment.  <P>SOLUTION: The hydrophilic coating method comprises carrying out surface hydrophilization treatment by coating a resin, glass or a metal substrate with a solution or dispersion containing a polymer compound having a polyvinyl ether repeating unit structure. The hydrophilic medium subjected to the hydrophilization treatment is obtained. Preferably the solution or dispersion contains an organic solvent. Preferably the polymer compound is a block polymer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022819-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KAI NAOKI
IPC: H01L21/8247
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device having a laminated gate structure, wherein a threshold hardly varies even if microfabrication is proceeded.  <P>SOLUTION: The device has a first gate electrode 5 formed on a first gate insulation film 4, a second gate insulation film 6 formed on the first gate electrode 5, and a second gate electrode 7 formed on the second gate insulation film 6. The first gate electrode 5 has a first part 5-1 with a first width W1 and a second part 5-2 with a width W2 which is narrower than the first width W1. A distance L from a side surface of the second part 5-2 to a side surface of an element isolation region 2 is longer than the distance from a side surface of the first part 5-1 to a side surface of the element isolation region 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021081-A (JP)
Title: Fixing device
Inventor: NAGASE HISAYOSHI
IPC: G03G15/20
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing device which improves heat efficiency in high-speed fixation and increases the durability of a belt member as a fixing device using a belt member.  <P>SOLUTION: One tension roller member is used to tense one inner circumferential surface of the belt member and the other inner circumferential surface of the belt member is tensed by a heating member provided a surface heating body in or nearby a surface layer where the belt member slides.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022134-A (JP)
Title: Gap adjusting screw and mechanism for adjusting laser beam radiation angle to optical disk of optical pickup in disk player using the same
Inventor: OTA NAOHIDE
IPC: G11B17/028
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide gap adjusting screws capable of always maintaining a gap between a mechanical chassis and a spindle motor base board, and a mechanism for adjusting a laser beam radiation angle to an optical disk of an optical pickup, to always maintain a constant angle of the laser beam to be emitted to the optical disk.  <P>SOLUTION: The spindle motor 20 is installed on a mounting board 22; the mounting board 22 is provided with a plurality of fulcrum parts 26, 28, 30 for attaching the board to the mechanical chassis 10; at least one of the plurality of fulcrum parts is provided with a 1st threaded part 46 with threads 47 formed thereon to be engaged with a 1st threaded hole 52 arranged in the mounting board 22, and a 2nd threaded part 48 with threads 49 formed thereon to be engaged with a 2nd threaded hole 50 arranged in the mechanical chassis 10; such gap adjusting screws are provided as the 1st threaded part 46 and the 2nd threaded part 48 are formed in the same axis line; either the 1st threaded part 46 or the 2nd threaded part 48 is formed right-hand; and the other is formed left-hand.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042265-A (JP)
Title: Method for making cement sheet in flow-on process
Inventor: SAKAMOTO YASUSHI
IPC: B28B1/30
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a dehydrated product with a good surface condition by efficiently draining moisture rising to the surface on the face side of a green sheet supplied onto a dehydrating belt from a flow box and spread, when a cement sheet is made in a flow-on process.  <P>SOLUTION: A vibrating device(9) comprising a vibrating plate(7) with a metal mesh(2) arranged on the entirety or part of a lower face(1) and a void part(6) arranged in parallel with the crosswise width of a dehydrating belt(3) and having openings(4) and (5) formed on right/left side faces, and a vibrator(8), is arranged above the dehydrating belt(3) in proximity to a cement slurry outlet(11) equipped with the flow box(10). The moisture rising to the surface on the face side is taken into the void part(6) of the vibrating plate(7) through the metal mesh(2) by bringing the vibrating plate(7) into the face part of the green sheet(12) to vibrate the latter and thus the moisture is drained from the openings(4) and (5).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306325-A (JP)
Title: Basic magnesium carbonate, its production method, and composition or structure including the basic magnesium carbonate
Inventor: MITSUHASHI KOHEI
IPC: C01F5/24
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a basic magnesium carbonate which is an agglomerated particle having a new special form, its production method, and also a composition or structure containing the basic magnesium carbonate.  <P>SOLUTION: This basic magnesium carbonate of columnar or tubular agglomerated particles comprising flaky fine crystals is produced by mixing a water-soluble magnesium salt with a water-soluble carbonate in an aqueous solution, generating columnar particles of magnesium orthocarbonate preferably having a diameter of 0.5-10 μm and a length of 5-500 μm at 20-60°C, and heat treating the slurry of the columnar particles at 35-80°C and at a temperature higher than that at which magnesium orthocarbonate is generated. The composition or structure is obtained by incorporating the basic magnesium carbonate in rubber, resin, paper, formed bodies or medicinal and agricultural chemicals.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016698-A (JP)
Title: Game board and ball detector
Inventor: OCHIAI TSUTOMU
IPC: A63F7/02
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a better solution that secures the quality of a ball detector and a game machine for reuse, because the ball detector may be used more often than its guaranteed number of operation times when the ball detector is continuously reused for a plurality of pachinko game machines.  <P>SOLUTION: This game board is equipped with two or more ball detectors. Each scoring device mounted on this game board is connected to one of those ball detectors. At least either one of the signal cable or the signal cable connector of each ball detector has a different color from that of the other detectors, depending on the kind of the scoring device it is connected to.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021199-A (JP)
Title: Manufacturing method of liquid crystal display device, substrate for liquid crystal display device, and manufacturing method for the same substrate
Inventor: OGUCHI YOSHIYUKI
IPC: G02F1/1339
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a liquid crystal display device in which there is no lowering of contrast and tonality by a depolarizing phenomenon and light escaping resulting from spacer particles.  <P>SOLUTION: This method is the manufacturing method of the liquid crystal display device in which a substrate of one side on which the spacer particles are arranged at arbitrary positions and a substrate of the other side on which the spacer particles are not arranged are disposed with the spacer particles and liquid crystal and color filters each of which consists of a pixel region and a light shielding region for drawing the pixel region are formed on either of the substrates and a substrate in which an alignment layer whose contact angle with respect to spacer particle dispersion solution is θb exists at a part of a region corresponding at least to the pixel region of one side of the substrate and a part whose contact angle to the dispersion solution is θa exists at least at a part of a region corresponding to the light shielding region and the relation of the θb and the θa satisfies the θa<the θb is used as the substrate on which the spacer particles are to be arranged and the spacer particles are selectively arranged at light shielding regions by delivering the spacer particle dispersion solution at the parts whose contact angles are the θa.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031437-A (JP)
Title: Optical element, semiconductor laser device, optical pickup, optical disk device and method for manufacturing the optical element
Inventor: ADACHI KAZUHIKO
IPC: H01L31/02
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element which narrows a disaffection space of a progressive route of two laser beams which advance to a same direction, respectively.  <P>SOLUTION: An optical element 1 comprises a groove reflection part 2 which has a first reflection face 2a for reflecting a first laser beam L1 to a central direction, and a second reflection face 2b for reflecting a second laser beam L2 to the central direction; and a reflection part 3 which is located between the first reflection face 2a and the second reflection face 2b, and has a third reflection face 3a for reflecting the first laser beam L1 reflected by the first reflection face 2a to a groove direction, and a fourth reflection face 3b for reflecting the second laser beam L2 reflected by the second reflection face 2b to the same direction as a progressive direction of the first laser beam L1 reflected by the third reflection face 3a. Consequently, it is possible to narrow an oppositional space (d<D) of a progressive route of the two laser beams L1, L2 which advance to the same direction, respectively.  <P>COPYRIGHT: (C)2004,JPO