baber/WOPTO huggingface dataset:
Patent JP-2002359655-A (JP)
Title: Circuit and method for compensating distortion
Inventor: FUKUCHI AKIO
IPC: H04L27/36
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a circuit and method for compensating distortion for a power amplifier that has a large amount off compensation and stable characteristics. SOLUTION: Statistic processing is applied to the error component between an input signal and a feedback signal from the power amplifier and the amplitude of the input signal, and, by employing the least square method, the transfer function of a system to be compensated is approximated by a complex polynomial. A pre-stage distortion compensation device adds distortion with a polarity inverse to nonlinear distortion caused in the power amplifier to the input signal to compensate the nonlinear distortion.
Patent JP-2002357099-A (JP)
Title: Tunnel excavator
Inventor: YOSHIMOTO KOICHI
IPC: E21D11/40
Filed: 2001-06-04
Abstract: PROBLEM TO BE SOLVED: To provide a tunnel excavator which is improved in segment framing efficiency. SOLUTION: According to the tunnel excavator, an erector device 30 is mounted on a rear portion of an excavator main body 11, and a pedestal 28 is extended rearward. Then, a segment framing scaffold 31 and a shape holding device 32 are horizontally movably borne by the pedestal 28, and a work-step 56 which rotates frontward is arranged on a cage 44.
Patent JP-2002367038-A (JP)
Title: Sales promotion campaign management system
Inventor: MIZUNO YOSHIRO
IPC: G06Q30/02
Filed: 2001-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a system which manages a sales promotion campaign through a network. SOLUTION: This system comprises an object article of the campaign where a unique identification code 100 (id) generated at random is printed as an article ID, a user's portable telephone with a browser function, a radio base station, a packet network, a web connection service center, and a sales promotion campaign management center. Here, the sales promotion campaign management center comprises a campaign operating server and a data analyzing server.
Patent JP-2002367486-A (JP)
Title: Multidirectional input contact mechanism
Inventor: TOYOSHIMA HIROMICHI
IPC: H01H25/04
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To allow multidirectional input of sixteen directions or more, stabilize quality and reduce the cost of a structure, in a multidirectional contact mechanism. SOLUTION: A multidirectional input key device 13 is so composed that plural fixed contacts 12, 12, etc., are disposed on a board 19 in multiple directions, moving contacts 14 are formed corresponding to the fixed contacts 12, 12, etc., and the fixed contacts 12, 12, etc., are electrically connected together by selectively bringing the moving contacts 14 into contact with the plural fixed contacts 12, 12, etc. In the key device, the plural fixed contacts 12, 12, etc., are formed into a segment-like shape, and the fixed contacts 12, 12, etc., are disposed in the radial direction, so that this multidirectional input contact mechanism 11 structured, so as to selectively electrically connect the adjacent fixed contacts 12, 12, etc., by the moving contacts 14 is provided.
Patent JP-2002362981-A (JP)
Title: Method for manufacturing ceramic composite material and ceramic composite material
Inventor: YOSHIDA MAKOTO
IPC: C03C14/00
Filed: 2001-06-11
Abstract: PROBLEM TO BE SOLVED: To establish a method for manufacturing a fiber reinforced ceramic composite material, especially the ceramic composite material to make up a complex shape and an elaborate texture, in a near net shape. SOLUTION: A molding composed of the fiber is disposed inside a mold and subsequently is immersed in ceramics which is in a state transformable into a molding inside the mold. Afterwards, cooling and solidification bring about a shape of, or a shape close to the end product.
Patent JP-2002368997-A (JP)
Title: Image reader, image reading method and program
Inventor: IZUMI YOHEI
IPC: H04N1/19
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide an image reader which can inexpensively read an original such as a negative film having a wide density range at high speed with high image quality. SOLUTION: The picture reader is provided with a lamp 1 illuminating an original, CCD(charge coupled device) 4 reading a picture on the original and outputting picture signal, an A/D converter 8 converting the picture signal outputted from CCD 4 into a digital picture signal and CPU 9 which shading- corrects the digital picture signal, divides the digital picture signal into a plurality of blocks and performs a digital filtering processing at every block of the digital picture signal. In the digital filtering processing, the time constant of a filter at every block is determined in accordance with average shading correction quantity with respect to the digital picture signals included in the respective block s and with the spatial frequency of the digital picture signals included in the respective blocks or dispersion.
Patent JP-2002373181-A (JP)
Title: Thermo-environment simulation device
Inventor: FUJITA AKIHIRO
IPC: G06F17/50
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a thermo-environment simulation device capable of effectively displaying the temperature of a human body and the periphery or the distribution of air flow at the time of analyzing the performance of a car air conditioner or the like. SOLUTION: A display processing part 14 acquires the analytic result of a model analysis processing part 12. Then, the 'kind of display' is displayed on the screen, and a user is allowed to select the 'kind of display', and what is the selected 'kind of display' is judged. When the selected kind of display is 'inside surface display', the user is allowed to input the offset quantity. When the 'kind of display' is decided, the user is allowed to select the data to be displayed. As for the kinds of the data to be displayed, there are face radiation temperature, surface temperature, surrounding temperature, and/or air flow or the like. When the selection of the data to be displayed is completed, the mesh model data of a human body are acquired from an analytic model data base 13.  Then, the polygons of the respective parts of the human body are respectively colored for the temperature of each analyzed part and/or air flow so that the distribution of the data to be displayed can be expressed.
Patent JP-2003001490-A (JP)
Title: Butt welding method
Inventor: FUKUMOTO YUKIMASA
IPC: B23K37/053
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To provide a butt welding method with which axial precision between two parts is improved and bending of the parts with welded heat shrinkage can be restrained. SOLUTION: A jig 2 used for the butt welding is provided with a V arm 4 having a V-shaped supporting surface 4a, and an axial adjustment of the V arm 4 to a center part 3, is beforehand performed to secure the axial precision of this V arm 4. In this way, the axes of the parts 1 can be held by being matched with the centers of the center parts 3 by pushing the parts 1 laid on the supporting surface 4a of the V arms 4 with flat pushers 5. Thereafter, the end surfaces of both parts 1 are butted to each other in the axial direction and the joining parts of both the parts 1 are irradiated with welding energy. At that time, since the heat shrinkage at the welding time can be cancelled by irradiating with the welding energy from the opposite peripheral parts of (e.g. at 180 deg. angle), the bending of the parts 1 can be restrained and the precision between the parts after welding can be improved.
Patent JP-2002371029-A (JP)
Title: Method for producing methacrylic acid
Inventor: WATANABE SEIGO
IPC: C07B61/00
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing methacrylic acid in high yield wile sufficiently suppressing temperature of a hot spot part in the method for producing methacrylic acid by carrying out vapor phase catalytic oxidation of methacrolein with molecular oxygen in the presence of a solid oxidation catalyst in a fixed bed tubular type reactor. SOLUTION: In the method for producing methacrylic acid by passing a raw material gas containing 3-9 vol.% methacrolein, 5-15 vol.% oxygen and 5-50 vol.% steam through a catalyst layer of a fixed bed tubular type reactor in which a solid oxidation catalyst is packed, before passing the raw material gas through the catalyst layer, temperature of the catalyst layer is raised to a range from 250 deg.C to 350 deg.C while passing a gas containing oxygen, nitrogen and steam and 0-0.5 vol.% methacrolein through the catalyst layer, and then, a gas containing 1-2.8 vol.% methacrolein, 5-15 vol.% oxygen and 5-50 vol.% steam is passed through the catalyst layer at 250-350 deg.C for >=1 hr.
Patent JP-2002371275-A (JP)
Title: Long afterglow fluorescent material and its manufacturing method
Inventor: RI GUN
IPC: C09K11/80
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a fluorescent material exhibiting excellent long afterglow, somewhat inferior in luminance but not inferior in afterglow and to safely manufacture the fluorescent material by simple manufacturing facilities. SOLUTION: The long afterglow fluorescent material is represented by general formula: (Sr, Dy)1- X(Al1-z Bz )2 O4- X.(Sr, Dy)4-y (Al1-z Bz )14 O25-y [wherein X is 0-0.1; y is 0-0.4; z is 0.0001-0.5; and Dy is used in an amount of 0.001-10 mole% based on Sr]. The manufacturing method comprises the following steps (a) to (c): (a) a step where all raw materials comprising a strontium compound, α-alumina, γ-alumina, a boron compound and dysprosium oxide are crushed and then mixed, (b) a step where the resultant mixture is baked at 1,200-1,400 deg.C for 3-5 hours in a reducing atmosphere, and (c) a step where the thus-obtained baked product is cooled and subsequently crushed and classified.
Patent JP-2002080774-A (JP)
Title: Reactive primer
Inventor: KUWANO KAZUYUKI
IPC: B60R13/02
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To provide a primer intended to obtain a coating film having suede- toned soft touch feeling while maintaining the sufficient abrasion resistance of the coating film. SOLUTION: This reactive primer comprises (a1) a (anhydrous) carboxy- modified polyolefin chlorinated product and (a2) at least one compound selected from the group consisting of polyepoxides and metal crosslinking agents.
Patent JP-2002114530-A (JP)
Title: Method for manufacturing large-sized quartz glass body
Inventor: KUSANO YOSHIHISA
IPC: C03B19/09
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently manufacturing a large-sized quartz glass body having high purity and high accuracy at a low cost. SOLUTION: A rod-like body 3 formed by serially connecting columnar or cylindrical carbon fiber reinforced carbon composite material members (C/C composites) in threaded parts is arranged in the central part of a heat resistant casting mold in the method for manufacturing the large-sized quartz glass body by packing silicon dioxide powder 2 into the heat resistant casting mold and forming molten glass in a heating furnace. The threaded parts are formed as trapezoidal shapes, and further, the threaded parts are provided with layers impregnated with carbon and/or subjected to coating, by which the strength of the threaded parts is improved.
Patent JP-2002038649-A (JP)
Title: Suspension device for suspended ceiling panel
Inventor: BERTELLA BERNARDINO
IPC: E04B9/00
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a suspension device for a suspended ceiling panel capable of facilitating fitting and removal, and presenting high fire resistance and low thermal transfer to prevent the occurrence of a fire according to the current safety regulation. SOLUTION: This suspension device includes a net-like structure for suspension to a floor, the net-like structure is formed by plural inverted T-shape structural members 11, and a suitable tie rod fixed to a floor is connected to the structural members. A serial metal panel 12 is inserted in a serial bay obtained in the net-like suspension structure by snap method.
Patent JP-2002355560-A (JP)
Title: Catalyst and method for oxidative dehydrogenation of hydrocarbons
Inventor: TAKIGUCHI MAKOTO
IPC: C07C25/28
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a production method by which oxidative dehydrogenation reaction can be carried out stably with a high conversion rate and high selectivity for a long period of time. SOLUTION: In the production method, a catalyst obtained by incorporating a phosphorous compound into alumina, in which α-form as the crystal morphology is present, is used.
Patent JP-2003004060-A (JP)
Title: Coupling and power transmission shaft and method of manufacturing coupling
Inventor: NONOGAKI YASUNORI
IPC: F16D1/06
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a coupling capable of reducing a press fitted force when a serration is combined while a groove is being cut on a tubular body made of ERP and capable of securing required transmission torque without extending length of a junction part. SOLUTION: On the junction part 3a formed on one end side of a yoke 3 is formed the serration 4 which includes a number of teeth 4a extending parallel to an axial direction over whole region of its outer peripheral face. The tooth 4a of the serration 4 is substantially triangle shaped in cross section configuration and a head part on each tooth 4a is arcuately chamfered. A number of irregularities 5 are jaggedly formed to continue in its elongated direction. The irregularities 5 is formed so that its depth D is smaller than tooth 4a margin undercut on inner peripheral face of an end part of the cylindrical body made of the FRP. The serration 4 of the yoke 3 is machined using a topping hob.
Patent JP-2003008034-A (JP)
Title: Solar battery
Inventor: YAGI KATSUKI
IPC: H01L31/04
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a solar battery in which a performance for providing the battery capable of reducing a loss in association with a current collection is improved by preventing an increase in a light shielding area of a light incident surface while suppressing a resistance loss. SOLUTION: The solar battery comprises a plate-like photoelectric generating element for constituting the light incident surface in which a light is incident to one surface, and electrodes for collecting an electricity generated from the element. In this battery, each of the electrodes has a primary current collector at the light incident surface side, and a header to be energized with the primary current collector at an opposite side to the incident surface.
Patent JP-2003005316-A (JP)
Title: Radiation image information reading method and device as well as cassette
Inventor: IIYAMA TATSUO
IPC: G03B42/02
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To improve the durability of a cassette and reading device accompanying the repetitive actions when reading radiation image information from the stimulable phosphor sheets housed in the cassette with a radiation image information reading method and device. SOLUTION: The cassette 10 having an electronic shutter cover 11 capable of partially forming a translucent region in a portion of a light shielding region on a reading side P where the radiation image information is read from the stimulable phosphor sheet 1 is used and while the cassette 10 is conveyed by conveyance means 20 by moving the translucent region of the electronic shutter cover 11 relative to the cassette 10, the stimulable phosphor sheet 1 is irradiated with the exciting light emitted from a laser beam source 31 through the translucent region and the stimulating light generated from the stimulable phosphor sheet 1 by the irradiation with the exciting light is received in a line sensor 32 through the translucent region, by which the radiation image information recorded to the stimulable phosphor sheet 1 is read.
Patent JP-2003012022-A (JP)
Title: Glossy black-colored packaging container
Inventor: KITAGAWA HIRONOBU
IPC: B32B27/36
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a black packaging container which is suitable as a packaging container on which excellent mechanical strength, resistance to oil or the like of an substantially uncrystallized and unoriented polyethylene terephthalate (A-PET) are required and which has an excellent gloss. SOLUTION: The glossy black-colored packaging container comprises a sheet with intrinsic viscosity of 0.55 or more mainly comprising a polyethylene terephthalate which contains 0.3 to 10 wt.% of carbon, wherein a crystallization temperature with temperature raised of the sheet, which is measured by a thermal analyzer, is 128 degrees or higher and a calorific value of crystallization is 20 mJ/mg or higher.
Patent JP-2003017837-A (JP)
Title: Method of manufacturing printed wiring board
Inventor: AZUMA MASANOBU
IPC: H05K3/14
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a printed wiring board with high efficiency, where the printed wiring board is composed of a board whose main component is AlN and a copper wiring pattern formed on the board, and the adhesion of the wiring pattern to the board material is sufficiently high in strength. SOLUTION: A first primary film of Ti or the like, superior in adhesion to a board whose main component is AlN, is formed on the board a second primary film of copper is formed on the first primary film, through a method such as a sputtering method in which a film can be formed in a substantially oxygen-free atmosphere, copper wiring patterns are formed thereon through a plating method, and lastly the first primary film and the second primary film are removed, so as not to electrically connect the wiring patterns of wiring.
Patent JP-2002048946-A (JP)
Title: Adaptor for assembling plural optical connectors
Inventor: JOHNSON LEWIS R
IPC: G02B6/38
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To obtain an adaptor frame having a comparatively strong body and providing improved engagement and array. SOLUTION: The adaptor 10 for an optical connector is equipped with a frame 22 suitable for installation on a printed circuit board and with at least one adaptor housing 24 movably provided in the storage area of the frame. The adaptor housing 24 is dimensionally prescribed and formed, in such a manner that at least two optical connectors are stored inside and that the optical connectors are individually fixedly connected to the adaptor housing 24. The optical connectors are stored in the direction opposite to the adaptor housing 24 and are connected inside the adaptor housing 24.
Patent JP-2003015541-A (JP)
Title: Device for mounting plasma display panel
Inventor: IIZUKA JUN
IPC: G09F9/00
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To easily and install at a low cost a PDP(plasma display panel) and to relax constraint conditions on the installation of the PDP or the like. SOLUTION: In this device according to claim 1, a plasma display panel mounting device is provided with a first mounting member attached to the rear face of a plasma display panel and a second mounting member, that is fixed according to the mounting position of the plasma display panel and is fitted to the first mounting member. In mounting of the plasma display panel, the first mounting part is moved in a sliding state with respect to the second mounting part to make lateral positioning, by moving the plasma display in a lateral direction from a state, in which the first mounting member is engaged with the second mounting member to prevent the plasma display from falling.
Patent JP-2003012458-A (JP)
Title: Makeup cosmetic
Inventor: TANAKA KENICHI
IPC: A61K8/25
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a makeup cosmetic having a good feeling in use when applied, and giving such natural color development as to impart three- dimensional effect, with slight variance in hue depending on view angle. SOLUTION: This makeup cosmetic includes a pearl pigment characterized in that when a thin film is formed on a transparent glass plate so as to be 45 mass% in powder concentration and put to colorimetry at angles of light receiving of -45 deg. and 0 deg. with the angle of incidence of 45 deg., the two colorimetric values specified by Hunter's L, (a) and b numbers fall within a specific range. The other version of this makeup cosmetic includes, in addition to the pearl pigment, composite powder where the surface of flaky powder 1.45-1.65 in refractive index is coated with an inorganic substance 1.48-1.99 in refractive index.
Patent JP-2003009657-A (JP)
Title: Apparatus for liquid spawn inoculation
Inventor: MARUYAMA YUICHI
IPC: A01G1/04
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for liquid spawn inoculation, with which a stable spawn packing can be carried out while increasing an inoculating operation efficiency and approximately constantly maintaining a feed amount of spawn supplied to a culture container. SOLUTION: In this apparatus for liquid spawn inoculation, with which a liquid spawn B is inoculated into a culture medium C in the culture container 8, the apparatus for liquid spawn inoculation is equipped with a spawn storage container 14 for storing the liquid spawn B, a spawn feed pipe conduit 15 for feeding the liquid spawn B from the spawn storage container 14, a spawn constant delivery means 16 for feeding a fixed amount of the liquid spawn B in the middle of the transportation route of the spawn feed pipe conduit 15, and a liquid spawn spray mechanism 13 for spraying and ino inoculating the fixed amount of the liquid spawn B fed from the spawn constant delivery means 16 into the culture medium C of the culture container 8.
Patent JP-2003015087-A (JP)
Title: Polarization direction controlling element and exposure device
Inventor: MIYAGAWA ICHIRO
IPC: G02B5/30
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a polarization direction controlling element which can improve the image quality of a recorded image in an exposure record device using a polarization-dependent element, and to provide an exposure device which can improve the image quality of the recorded image. SOLUTION: A polarization direction controlling element 34 formed by disposing a half-wave plate so that part of a laser beam L is transmitted and a crystal optical axis is inclined at about 45 degrees to a polarization direction of light separated by a polarized light separating element 36 is arranged on the optical path of the laser beam L emitted from a plurality of semiconductor lasers LD and between the emission port of the laser beam L of a fiber array part 30 and the polarized light separating element 36 to separate the laser beam L into two light beams having a polarization direction orthogonal to each other.
Patent JP-2003015616-A (JP)
Title: Picture signal transmission system
Inventor: KASAMATSU HIDEKI
IPC: G09G5/00
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a picture signal transmission system capable of avoiding a digital signal and an analog signal from being inputted to a picture receiving side device from a picture transmission side device at the same time. SOLUTION: The picture transmission side device comprises a judging means for judging whether or not both of the digital picture data and the analog picture data are being transmitted to the picture receiving side device, based on a detection result received from the picture receiving side device, and a means for halting either of the outputs of the digital picture data and the analog picture data when both of the digital picture data and the analog picture data are being transmitted to the picture receiving side device.