baber/WOPTO huggingface dataset:
Patent JP-2003004008-A (JP)
Title: Water pressure cylinder
Inventor: MOCHIZUKI NOBUHIRO
IPC: F15B15/14
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost water pressure cylinder capable of being lightweight, small-sized, free from corrosion problem and easy to form outer circumferential portion thereof. SOLUTION: In a water pressure cylinder utilizing water as an operational fluid and comprising a cylinder tube 2 and a piston 3 slidable in the cylinder tube 2, the cylinder tube 2 is constituted by a plastic cylinder (cylinder tube 2a) and a metallic cylinder (cylinder 2b) fitted into the plastic cylinder.
Patent JP-2003006834-A (JP)
Title: Magnetic recording medium, magnetic powder dispersion liquid, and method for manufacturing magnetic recording medium using the magnetic powder
Inventor: HANAI KAZUKO
IPC: G11B5/708
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium in which the dispersion property of a magnetic powder is improved by treating the magnetic powder with a polymer dispersion agent, a magnetic powder dispersion liquid which has the good dispersion property for containing the magnetic powder, and a method for manufacturing the magnetic recording medium using the magnetic powder dispersion liquid. SOLUTION: A magnetic layer is provided by dispersing into a binder the magnetic powder that is treated with at least one kind of the polymer dispersion agent selected from the group consisting of a comb-structure macromolecule having a pigment-affinity portion made of a pigment-affinity group at the main chain and/or a plurality of side chains and a solvent-affinity portion made of a solvent-affinity group at the plurality of side chains, a macromolecule having the plural pigment-affinity portions at the main chain, and a macromolecule on a straight chain having the pigment-affinity portion at one end of the main chain, or the magnetic layer is formed by coating on a nonmagnetic supporting body the magnetic powder dispersion liquid which is made so as to contain the magnetic powder and the polymer dispersion agent or to contain the polymer dispersing agent, and is then dried.
Patent JP-2003005097-A (JP)
Title: Variable optical attenuator
Inventor: SUZUKI TAKAFUMI
IPC: G02B26/02
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a variable optical attenuator which is small-sized and can perform accurate attenuation by reducing polarization-dependent loss. SOLUTION: The variable optical attenuator 10 which is provided in the area of a parallel beam 14 generated between a couple of opposite optical systems 13 and continuously attenuates the parallel beam 14 is equipped with an eccentric cam 30 which is in a nearly disk-like shape and varies the attenuation quantity of the parallel beam 14 by shifting the position of the tip of the outer circumference projecting into the parallel beam 14 by the rotation of a driving means 40 at a maximum at right angles to the parallel beam 14, and low-polarization-dependent processing for reducing polarization dependency is carried out for at least the surface of the eccentric cam 30 which cuts off the parallel beam 14.
Patent JP-2003004855-A (JP)
Title: Radiation detector
Inventor: FUJII YOSHIMAROU
IPC: G01T1/20
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a radiation detector suppressing the cross talk of radiation and excellent in image accuracy. SOLUTION: The radiation detector 1 is equipped with a scintillator member 2 for converting radiation into light; and a light detection element 3 comprising a semiconductor substrate 11, a plurality of photodiodes 12 for converting the light converted by the scintillator member 2 formed on the semiconductor substrate 11 unidimensionally or two-dimensionally to an electric signal, a trench groove 13 formed between a plurality of the photodiodes 12 to separate a plurality of the photodiodes 12, and a trench groove 13 filled with the radiation shield member 14. Having a radiation shield member 14 charged in the trench groove 13. In this radiation detector 1, it is suppressed that the radiation transmitted without being converted to light by the scintillator 2 generates cross talk between the photodiodes 12 due to the trench groove 13 frlled with the radiation shield member.
Patent JP-2003016114-A (JP)
Title: Device for optimizing parameter
Inventor: EZAWA YOSHITAKA
IPC: G06F17/50
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To improve the search accuracy of a parameter optimizing device. SOLUTION: This parameter optimizing device is a device for adjusting a design parameter such as the shape, material, etc., of a structure go that a parameter representing a response characteristic such as structure deformation and stress may be within a prescribed range, prepares a plurality of combinations of a design parameter and a response characteristic parameter, generates a plurality of response surfaces corresponding to the respective combinations, and searches for a design parameter satisfying a prescribed response characteristic by simultaneously comparing the plurality of response surfaces and switching response surfaces to be used in searching for the design parameter.
Patent JP-2003018830-A (JP)
Title: Switching power circuit
Inventor: YASUMURA MASAYUKI
IPC: H02M3/28
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To facilitate the design and manufacture by lessening the margin in design. SOLUTION: With a composite resonance type switching converter equipped with a self-excited voltage resonance type converter as basic constitution; detection winding NA, drive winding NB for a drive circuit, and control winding Nc are wound on a drive transformer CDT. Moreover, a conduction control element Q2, the control winding Nc, and the drive winding NB are connected in series. As regards stabilization, the switching frequency is variably controlled by varying the level of a base current flowing to the base of the switching element Q1 from a self-excited oscillation drive circuit by varying the quantity of current conduction of the conduction control element Q2.  Consequently, fixed voltage control is materialized by the composite control system where the conduction angle and the switching frequency of the switching element are varied at the same time, so that it becomes possible to omit an orthogonal control transformer.
Patent JP-2003011822-A (JP)
Title: Total traffic control information generating device, total traffic control information generating program and total traffic control information generating method
Inventor: YAGI TATSUO
IPC: G06Q50/30
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a total traffic control information generating device or the like allowing a signal engineer to prepare various pieces of information referred by a total traffic control device without knowledge of software. SOLUTION: The total traffic control information generating device has a component storing function of storing components represented by images such as a track, a signal, or a train number window, a component arranging function of accepting selecting operation and arranging operation of components and arranging the components on an image plane accordingly, an attribute setting function of accepting and setting inputs of attribute information of the components arranged on the image plane, and a reference information generating function of generating the various pieces of information referred by the total traffic control device on the basis of the attribute information of the components arranged on the image plane.
Patent JP-2003009964-A (JP)
Title: Storage device for home electric appliance
Inventor: OKA JIRO
IPC: F24F13/06
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a storage device for home electric appliances which allows efficient air intake and emission at a place where home electric appliances are placed without worrying steam and heat released from the home electric appliances such as a rice cooker and an electric pot. SOLUTION: The storage device for home electric appliances is made in the following manner: A storage cabinet has an opening on the front and is partitioned into two, or upper and lower chambers. A top lid 25 to trap exhaust is formed on a ceiling part of the lower chamber 23. An exhaust duct linking the top lid 25 and a ceiling part of the upper chamber 22 is raised. A blower device 28 discharges the trapped exhaust from near the ceiling part of the upper room to the front of the opening of the storage cabinet. As a result, the storage device for home electric appliances has an effect that it can be used at a place where the home electric appliances releasing steam and heat are placed.
Patent JP-2003011471-A (JP)
Title: Printer
Inventor: TSUSAKA MASAKI
IPC: B41J29/38
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To execute print processing with no delay when perfecting and post- processing specified by print conditions can not be executed simultaneously. SOLUTION: When perfecting and post-processing specified by print conditions can not be executed simultaneously in a printer 1 having a post-processing function such post-processing functions as stapling and punching, a controller 17 selects specified perfecting and any one of specified post-processing preferentially and sustains printing.
Patent JP-2003018561-A (JP)
Title: Pantoscopic video image recording/reproducing system, conference recording/reproducing system, pantoscopic video image transmitting apparatus, conference video image transmitting apparatus, pantoscopic video image reproducing apparatus, conference video image reproducing apparatus, pantoscopic video image recording/reproducing method, conference video image reproducing method, pantoscopic video image transmitting method, conference video image transmitting method, pantoscopic video image reproducing method, conference video image reproducing method and program
Inventor: MURATA NORIHIKO
IPC: H04N7/18
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To efficiently reproduce the scene of a conference while maintaining the scene of presence. SOLUTION: A conference recording/reproducing system is provided with a hyperboloid mirror 211 for receiving a pantoscopic video image using a vertical direction as the center or the axis, a plurality of microphones 221 for receiving voice, a voice direction detector (not shown) for detecting a direction of the voice on the basis of the voice inputted into the microphones 221, a recording section (not shown) for recording the pantoscopic image, the voice and the voice source direction, a video image deforming section for deforming an image of a prescribed direction according to the voice direction out of the recorded pantoscopic images into a rectangular output image, and a video image outputting section (not shown) for synchronously outputting the deformed image and the sound according to this image.
Patent JP-2003015219-A (JP)
Title: Illuminator and projection image display device using the same
Inventor: NAKAJIMA TSUTOMU
IPC: H04N5/74
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To accomplish an illuminator which is simply constituted, made small in size, light in weight, and bright, and whose surface for an exit luminous flux is narrow, and also, to accomplish a projection bright image display device of high contrast and with less color irregularities. SOLUTION: A total reflection mirror whose central part is made transparent (opening) is arranged near the luminous flux emitting surface of the illumination constituted of a light source and a reflector.
Patent JP-2003021795-A (JP)
Title: Optical switching system
Inventor: SATO AKINOBU
IPC: H04B10/299
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To achieve the miniaturization of an apparatus and the reduction of the insertion loss of an optical signal at the same time in a system to switch a wavelength multiplexed optical signal. SOLUTION: A first space-division type optical switch 11 directly leads out r-piece(s) of optical fiber among introduced optical fibers for which switching is sufficient in optical fiber unit to a second space-division type optical switch 12, and leads out remaining y-piece(s) of optical fiber to a wavelength-division type optical switch 13. The optical signal inputted to the wavelength-division type optical switch 13 is inputted to a switching part 13a through a DEMUX and an O/E/O converter. Ad signals A1 to Az are also inputted into the switching part 13a. The output signals of the switching part 13a excluding signals to be branched as drop signals D1 to Dx, are outputted to the second space-division type optical switch 12 by the y-piece(s) of optical fiber through the O/E/O converter and an MUX. The second space-division type optical switch 12 switches introduced (r+y) pieces of optical fiber.
Patent JP-2003021800-A (JP)
Title: Projection type display device
Inventor: SAKATA HAJIME
IPC: H04N5/74
Filed: 2001-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a small inexpensive projection type display device with which a projected image with high accuracy and no irregularity in the image can be obtained by scanning with a light beam. SOLUTION: Light in various wavelengths emitted from a light source 11 comprising a red semiconductor laser, a light source 12 comprising a blue semiconductor laser, and a light source 13 comprising a green solid laser excited by a semiconductor laser is made to enter the respective different faces of a color synthesizing element 14 and condensed on one optical path. The multiple interference film faces of the color synthesizing element 14 transmit or reflect only the light at the oscillated wavelength generated by the respective light sources so that multiplexing is performed. The light beam is collimated by using a collimator lens 15 so that the beam waist of the beam is near the projection screen.  By guiding the light beam to a micromechanical mirror 16 which scans in the horizontal direction and then to a galvanometer mirror 17 which scans in the vertical direction to carry out two-dimensional scanning, a color image consisting of pixels 19 arranged on which light pulses of the three colors are superposed is displayed on the projection screen 18.
Patent JP-2003026202-A (JP)
Title: Vessel
Inventor: YASHIMA NOBORU
IPC: B65D83/00
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To collect an agent left behind in a measuring cap, and to spout the collected agent together with an agent discharged from a main spout without continuously discharging the collected agent therearound in the next use. SOLUTION: In a vessel 10 having an agent collection part 70, a partition member 50 is provided around the main spout 42, the partition member 50 has an agent introducing recessed part 53 on an outer circumference thereof, the agent introducing recessed part 53 is communicated with the agent collection part 70 via a communication port 54, and a sub spout 55 continuous to the agent collection part 70 is erected from the agent introducing recessed part 53.
Patent JP-2003024386-A (JP)
Title: Patient carrier, emergency system and device for storing patient carrier
Inventor: OHARA MASAYUKI
IPC: G08B25/04
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a patient carrier for measuring biological information even when a patient is carried and also to provide a storage device and an emergency system. SOLUTION: The patient carrier is adopted as a stretcher, for example. An air mat 1 is arranged in the loading space of the stretcher. When the patient is carried on the stretcher, biological information is detected through the air mat 1. Biological information is detected through the use of a pressure sensor 55, for example. The detected biological information is displayed in an operation display unit 28 which is disposed in the part of a carrier bar 4. The air mat 1 is connected to the pressure sensor 55 with a pressure guide tube 11.
Patent JP-2003024960-A (JP)
Title: Fungus cultivation method
Inventor: HAMAZAKI AKIHIRO
IPC: C12N11/00
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a fungus cultivation method which reduces time and labor necessary for taming fungi. SOLUTION: In the fungus cultivation method for raising the fungi to be used in a biological treatment apparatus using substances to be treated as a nutrition source to an operation state, the biological treatment apparatus 1 includes a carrier 4 for holding the fungi, the substances to be treated are administered to a saturated treatment quantity, and a raising operation is done until no substances to be treated are left at the outlet of the apparatus 1.
Patent JP-2003026830-A (JP)
Title: Method for producing anion exchange membrane
Inventor: SUGAYA YOSHIO
IPC: B01J41/14
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an anion exchange membrane, excellent in oxidation resistance, alkali resistance and heat resistance. SOLUTION: This method for producing an anion exchange membrane comprises mixing a monomer capable of obtaining of an anion exchange resin or a precursor of the anion exchange resin by polymerization with a thermoplastic polymer not containing an unsaturated bond in the main chain and having a side chain containing a double bond, forming the resultant mixture in membrane shape, polymerizing the monomer and converting the precursor into the anion exchange resin when the polymer obtained from the monomer is the precursor of the anion exchange resin.
Patent JP-2003035454-A (JP)
Title: Heat pump hot water supply apparatus
Inventor: WATANABE TAKEJI
IPC: F25B30/02
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To obtain a high efficiency high temperature heat pump hot water supply apparatus. SOLUTION: The heat pump hot water supply apparatus comprises a heat pump cycle comprising a compressor 1, a radiator 2, a pressure reducer 3, an air heat exchanger 4, and a high temperature heat exchanger 5 delivering refrigerant of higher temperature than the refrigerant temperature at the outlet of the air heat exchanger in which the refrigerant pressure on the high pressure side is not lower than a critical pressure during operation, a hot water supply circuit sequentially connecting a hot water storage tank 7, a circulation pump 8, a hot water heat exchanger 9 in heat exchanging relation with the radiator 2, and the upper section of the hot water storage tank 7, and means 11 for controlling the flow rate of hot water such that the hot water has a specified temperature at the outlet of the hot water heat exchanger 9.  High efficiency high temperature hot water supply operation is realized by exchanging heat between refrigerant flowing through the high temperature heat exchanger 5 and water in a bathtub 6 and raising the delivery refrigerant temperature of the compressor 1 utilizing the heat of hot water remaining in the bathtub 6.
Patent JP-2003045144-A (JP)
Title: Roller
Inventor: ASANO KATSUKI
IPC: G11B23/087
Filed: 2001-07-26
Abstract: PROBLEM TO BE SOLVED: To obtain a roller in which the surface sink of an outer peripheral surface is prevented and which has a shape hardly damaging a die. SOLUTION: A plurality of supporting pieces 48 are projectingly formed from the inner peripheral surface of a guide roller 44. Therefore, spaces 49 are provided between the supporting pieces 48 and 48, and the surface sink produced on the outer peripheral surface of the guide roller 44 is prevented. The tip surface of a supporting piece 48 is projectingly formed at the stationary side die 52 of a mold 51 to mold the guide roller 44 by supporting the tip surface of the supporting piece 48 directly on a shaft 50. A pin 56 for a shaft hole for forming a shaft hole 44A in the guide roller 44 can be integrated with piece parts 58 for forming a supporting piece 48. Thus, the pin 56 and the piece parts 58 are reinforced and hardly damaged.
Patent JP-2003046757-A (JP)
Title: Data processor, data processing system, method for processing data, storage medium and program
Inventor: SATO MASAYUKI
IPC: H04N7/081
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a data processor capable of efficiently executing an embedding process of electronic watermark information in object data and acquiring the electronic watermark information according to applications, a means or the like of the object data in a step of embedding the electronic watermark information in the object data. SOLUTION: An acquisition means 207 acquires the electronic watermark information 208, based on information 205 regarding the object data 202 and additional information 206 corresponding to the object data 202. An embedding means 209 embeds the electronic watermark information 208 acquired by the acquisition means 207, in the object data 202.
Patent JP-2003042878-A (JP)
Title: Pressure sensor
Inventor: MIYAZAWA TAKAHARU
IPC: G01L13/00
Filed: 2001-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a pressure sensor capable of facilitating manufacture, obtaining satisfactory temperature characteristics and a wide pressure measurement range, and making a package compact. SOLUTION: A differential pressure sensor chip 4 is provided with both a diaphragm for measuring differential pressure and a detecting part for converting pressure received at the diaphragm for measuring differential pressure into an electric signal. A hydrostatic pressure sensor chip 5 is provided with a diaphragm for measuring hydrostatic pressure and a detecting part for converting pressure received at the diaphragm for measuring hydrostatic pressure into an electric signal. The differential pressure sensor chip 4 and the hydrostatic pressure sensor chip 5 are mounted to a header 1 in such a way that one surfaces of the differential pressure sensor chip 4 and the hydrostatic pressure senor chip 5 are exposed in a common pressure introducing chamber 17.
Patent JP-2003049564-A (JP)
Title: Vehicle door handle device
Inventor: KIYOHIRO SETSUO
IPC: E05B1/00
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle door handle device capable of reducing a delivery cost and promoting built-up efficiency. SOLUTION: For the vehicle door handle device equipped with a handle member 20 pivoted on a base member 60 fixed to a door by a shaft 40 in a rotatable manner and a lock knob 30 and a spring 12 for energizing the handle member 20 and the lock knob 30 in the pivoting direction, and the shaft 40 is further pushed in a state to set a handle assembly 10 temporarily assembled by inserting the shaft 40 into the handle member 20, the lock knob 30 and the spring 12 to a base member 60 to assemble the handle assembly 10 to the base member 60.
Patent JP-2002161367-A (JP)
Title: Chemical vapor deposition of ruthenium film for metal electrode application
Inventor: WADE CHRISTOPHER P
IPC: C23C16/18
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a method of depositing a ruthenium film on a substrate via liquid source chemical vapor deposition. SOLUTION: The method for depositing the ruthenium film on the substrate via liquid source chemical vapor deposition, comprises the source material which is liquid at room temperature, and utilizing process conditions such that deposition of the ruthenium films occurs at a temperature in the kinetic-limited temperature regime. The method of depositing a thin ruthenium film on the substrate by liquid source chemical vapor deposition, also includes using bis-(ethylcyclopentadienyl)ruthenium, a step of vaporizing the bis-(ethylcyclopentadienyl)ruthenium at a vaporization temperature of about 100-300 deg.C to form a CVD source material gas, a step of providing an oxygen source reactant gas, and a step of forming a thin ruthenium film on a substrate in a reaction chamber, using the CVD source material gas and the oxygen source reactant gas at a substrate temperature of about 100-500 deg.C.