baber/WOPTO huggingface dataset:
Patent JP-2002170219-A (JP)
Title: Magnetic recording medium and method of manufacture
Inventor: OMURA TARO
IPC: C09D5/23
Filed: 2000-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium in which satisfactory electromagnetic transducing characteristics are realized and which is suitable for high density recording and to provide its manufacturing method. SOLUTION: In the magnetic recording medium wherein an upper layer 3 is formed by dispersing ferromagnetic powder in a bonding agent on a non- magnetic substrate 1. The upper layer 3 contains a 1,3-dicarbonyl derivative having an alkoxy group as a dispersing agent for dispersing the ferromagnetic powder in the bonding agent.
Patent JP-2002160552-A (JP)
Title: Display panel of working vehicle
Inventor: KIMURA SHIGEHARU
IPC: B60K37/02
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To instantly make visual identification of display contents of each display panel by intensively arranging a meter panel and a monitor panel at the center position frontward of a steering wheel. SOLUTION: A tractor 10 is provided with a bonnet 18 which is freely and vertically opened and closed around a rotation fulcrum 20, freely travels by steering operation of a steering wheel 40. In the tractor, the meter panel 44 and the monitor panel 43 are intensively arranged at a roughly center of a cut out part 46 which is formed in the frontward of the steering wheel 40 and on the open end side of the bonnet 18. As a result, when the display contents of the meter panel 44 and the monitor panel 43 are made visual identification by an operator, visibility is not interrupted by overlapping the each display panels 43 and 44 on the steering wheel 40, and the display contents of the each display panels can easily be made visual identification.
Patent JP-2002167213-A (JP)
Title: Silica recovering method and silica recovering apparatus
Inventor: IZUMI JUN
IPC: C01B33/18
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a silica recovering method, which enables to sufficiently control silica adherence to a reduction well and to attain a low recovering cost. SOLUTION: In a silica recovering method, a poly-silicic acid is produced by polymerizing a mono-silicic acid in a silica solution and is then recovered. The silica solution is first put in a polymerization apparatus 1 packed with a γ-alumina carrier 1b having a plus charged surface, and is then agitated together with the γ-aluminum carrier 1b in the presence of a cation type surfactant by an agitator 1a. In this polymerization process, the poly-silica is obtained from the mono-silicic acid. In a filtration process, the silica solution, after the polymerization process, is filtrated through a filtration apparatus 8 to separate the mono-silicic acid.
Patent JP-2002164298-A (JP)
Title: Heat treatment equipment
Inventor: TANABE MIKIO
IPC: H01L21/205
Filed: 2000-11-29
Abstract: PROBLEM TO BE SOLVED: To provide heat treatment equipment wherein the temperature decrease speed in the vertical directions of a substrate to be processed can be kept, even while securing a large temperature decrease speed. SOLUTION: The heat treatment equipment comprises a reaction tube 1, a heat equalizer tube 17, and a heater 16 which are set up concentrically. The substrate 5 is heat-treated inside the reaction tube; a first space 18 is formed between the reaction tube and the heat equalizer tube, and a second space 19 is formed between the heat equalizer tube and the heater; a cooling gas is supplied into the first space and is exhausted through the upper end of the heat equalizer tube; and a cooling gas is supplied also into the second space from the external surface of the heater and a exhausted through the upper end of the heater.
Patent JP-2002199877-A (JP)
Title: Method for reversible inactivation of enzyme and kit containing the enzyme
Inventor: LOUWRIER ARIEL
IPC: C12N9/99
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for reversibly inactivating a thermostable DNA polymerase or ligase. SOLUTION: This method for reversible inactivation of enzyme comprises a step for reacting a mixture of the thermostable DNA polymerase or ligase with a dicarboxylic acid anhydride. The reaction is carried out by using a dried DNA polymerase or ligase in an anhydrous aprotic organic solvent and the dicarboxylic acid is substantially anhydrous as well. As the result of the reaction, enzyme activity is essentially completely inactivated.
Patent JP-2001200242-A (JP)
Title: Aqueous slurry
Inventor: SRINIVASAN RAMANATHAN
IPC: C09K3/14
Filed: 2000-12-05
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous slurry which exhibits a higher selectivity to silicon dioxide than to silicon nitride in a chemomechanical polishing method and has a wide pH execution range. SOLUTION: This aqueous slurry contains polishing particles and an organic compound having a carboxylic-acid-functional group and a second functional group selected from among amine groups and halide groups and is used for removing silicon dioxide in preference to silicon nitride from the surface of a product by a chemomechanical polishing method.
Patent JP-2002183953-A (JP)
Title: Information recording method and optical disk device
Inventor: USHIYAMA JUNKO
IPC: G11B7/126
Filed: 2000-12-07
Abstract: PROBLEM TO BE SOLVED: To maintain good jitters even if a linear speed is variable in a mark edge system. SOLUTION: The relation Pw1/Pe1>Pw2/Pe2 is satisfied when the erasure power in erasing recording marks at the linear speed v1 is defined as Pe1 (mW), the recording power in forming the recording marks as Pw1 (mW), the erasure power in erasing the recording marks at the linear speed v2 higher than the v1 as Pe2 (mW) and the power in forming the recording marks as Pw2 (mW).
Patent JP-2002178310-A (JP)
Title: Rear lot column and its manufacturing method
Inventor: OGAWA JUNICHI
IPC: B27M3/00
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a rear lot column which is free from a difference between a size of a surface and a size (a width size) on a side wherein a rear lot on a rear surface is provided while its manufacturing method is provided. SOLUTION: A rear lot column comprising a process for sawing logs into an almost rectangular section, a process for forming the rear lot, a process for buring a wood plug in a rear lot opened by drying, amd a process for sawing a periphery of the column in which the wood plug is buried in an almost rectangular section, and its manufacturing method are provided.
Patent JP-2001203890-A (JP)
Title: Image-processing method and noise pattern generation method for error diffusion
Inventor: KUSHAOFAN FEN
IPC: G06K15/02
Filed: 2000-12-08
Abstract: PROBLEM TO BE SOLVED: To provide an image processing method for decreasing occurrence of troubles that are caused by the error diffusion to the quality of reproduced images. SOLUTION: This image-processing method reproduces an image, corresponding to the image signals of multilevel with reduction of this level and includes a comparison step 56, a diffusion step 58 and a step, where the threshold of the step 56 is decided from a threshold matrix. The threshold matrix includes noise patterns 48, 50, 52 and 54 which are correlative to the spatial chromatic.
Patent JP-2002184160-A (JP)
Title: Audio apparatus
Inventor: MINAGAWA HITOMI
IPC: G11B15/02
Filed: 2000-12-12
Abstract: PROBLEM TO BE SOLVED: To perform program searching of a cassette tape or the like by a simple operation without using a program searching key to be exclusively used. SOLUTION: In a cassette reproduction mode, a microcomputer 4 detects the rotating direction of an encoder 5 and the number of click rotation times and performs the program searching of the cassette tape in a cassette reproduction means 5. The encoder 5 makes the tuning frequency of a radio receiver 1 up and down in time of a radio reception mode by the rotating direction of the encoder and is capable of performing the program searching of a CD and/or MD in a CD/MD reproducing device 3 in time of CD/MD reproduction mode.
Patent JP-2002219870-A (JP)
Title: Multi-color thermal recording material
Inventor: ISHII YASUNORI
IPC: B41M5/327
Filed: 2000-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a multi-color thermal recording material which shows a sharp color tone of a developed color, efficient two-color separability and the high keeping quality of a color-developed image at a low temperature. SOLUTION: The multi-color thermal recording material has a thermal recording layer composed of two or more kinds of normally colorless or pale-color electron-donating dye precursors which develop a color in varying color tone and an electron-receiving compound which develops a color in the electron- donating dye, formed on a support. The electron-donating dye precursor to be added is a 3-di-n-butylamino-6-methyl-7-bromofluoran. In addition, the electron-receiving compound to be added is at least one kind selected from among a 2,4-bis(phenylsulfonyl) phenol and the like, and a bis (3-allyl-4- hydroxyphenyl) sulfone.  Further, at least one or more kinds of the electron- donating dye precursor are allowed to be present in the thermal recording layer, in the form of a particle with a color development adjusting layer obtained by polymerizing a chemical compound having an unsaturated carbon bond, formed on the surface.
Patent JP-2002180534-A (JP)
Title: Deck member with gutter
Inventor: TANAKA JUNJI
IPC: E04F15/00
Filed: 2000-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a deck member with a gutter excellent in safety during walking and excellent in water sealing function. SOLUTION: A bottom plate potion 31 is extended from the bottom end of one side portion of the main body of a deck member to the outer side; a rising wall portion 32 is projected out upward at the outer end of the bottom plate portion 31 and a recessed gutter portion 3 is formed on the deck member; a recessed trench-shaped gutter portion 3 is provided with an inner peripheral wall so as to have a hollow portion at the inner side of the raised wall portion 32 thereby forming a double wall, and the upper end portion of the raised wall portion 32 is covered with a flexible resin layer 36.
Patent JP-2002143274-A (JP)
Title: Tablet taking-out device
Inventor: KAWASE MASAO
IPC: B65D83/04
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To enable a person feeling restriction in body movements such as a visually challenging person, physically challenging person, sick person, injured person, aged person, and the like, to take out tablets one by one from packages. SOLUTION: In this tablet taking-out device, a tablet blanking punch, a tablet retaining frame, a tablet blanking die, and a tablet housing container are arranged in a line in the longitudinal direction. The visually or physically challenging person can accurately hold a packed tablet in a space between the tablet retaining frame and tablet blanking die by touching the tablet with the tips of fingers or by only using one hand while looking at the tablet. Thereafter, the person can easily take out the tablet from the package wrapping the tablet without dropping the tablet from the container by pressing down the tablet blanking punch and receiving the table with the tablet blanking die. Therefore, the visually or physically challenging person can take out tables one by one to a container.
Patent JP-2002177744-A (JP)
Title: Hollow fiber membrane module and unit thereof
Inventor: NAKAHARA SADAHITO
IPC: B01D63/04
Filed: 2000-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a hollow fiber membrane module whose housing is hardly warped by air bubbling though the accumulation rate of the hollow fiber membrane module can be made high and in which entanglement of hollow fiber membranes is not generated and to provide a unit of the hollow fiber membrane modules. SOLUTION: This hollow fiber membrane module is provided with the housing 2 which has <=25 mm the maximum width in the direction crossing the longitudinal direction of the hollow fiber membrane 3 at right angles on the cross section perpendicular to the longitudinal direction of the housing 2 and the maximum amount of which to be warped is made to be <=1% of the distance between two housings when the warp is measured by supporting the housing 2 on the both end parts so that the mass of another housing 2 is not imposed on the housing 2 to be measured and hanging the weights of 0.05 kg at the intervals of 5 cm from one end to the other end of the housing 2 to be measured.
Patent JP-2002187908-A (JP)
Title: Conjugated diene polymerization catalyst and process for producing conjugated diene polymer
Inventor: ITO KAZUYA
IPC: C08F36/04
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To produce a polymerization catalyst that has a high polymerization activity and can produce a conjugated diene polymer having a high content of a cis-1, 4-bond and having an adequately controlled molecular weight so as to be easily processed, and provide a process for producing the conjugated diene polymer having the above properties. SOLUTION: The conjugated diene polymerization catalyst is produced by (1) mixing (A) a metallocene complex of a rare earth metal compound such as bis (pentamethylcyclopentadienyl)bis(tetrahydrofuran)samarium and (B) an organometallic compound of at least one element selected from elements of Groups I through III and elements of Groups XI through XIII of the Periodic Table such as triisobutylaluminum and (2) mixing the resultant mixture with (C-1) an aluminoxane and/or (C-2) the reaction product of an organoaluminium compound with water.
Patent JP-2002187772-A (JP)
Title: Method of manufacturing glassy carbon and glassy carbon obtained by this method
Inventor: KOKAJI KAZUMI
IPC: C04B35/52
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing glassy carbon of good characteristics which makes cured resin matter of a desired thickness and shape by efficiently removing a volatile component possessed by a thermosetting resin being a raw material or a volatile component formed in curing, and prevents foaming, formation of fissures and closed cells, and cracking in the baking process, and the glassy carbon obtained by this method of manufacture. SOLUTION: The method of manufacturing the glassy carbon by laminating at least >=2 sheets of films made of the thermosetting resin of a B stage containing 0.1 to 25 wt.% monomer and plasticizer and subjecting this laminate to the hot press molding under conditions of 50 to 350 deg.C and 1.0×104 to 3.0×106 Pa to obtain a molded plate, then heating up the molded plate at a temperature raising rate below 5.0 deg.C/hour and baking the molded plate at >=800 deg.C, and the glassy carbon is obtained by the method of manufacture described above and has porosity of <=5%, bulk density of >=1,500 kg/m3 and maximum thickness of >=16 μm.
Patent JP-2002182513-A (JP)
Title: Electrophotographic device
Inventor: NAKANO MASARU
IPC: B05C11/11
Filed: 2000-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device that prevents oil from spilling from an oil reservoir tank when the fixing device is detached from a printer main body or when the printer main body is inclined and that is small-sized, low-cost and easy to use. SOLUTION: The oil reservoir tank is composed of a first reservoir part for holding oil scraped off by a blade, and a second oil reservoir part for holding the oil replenished from an oil bottle. The bottom of the first oil reservoir part is positioned higher than the bottom of the second oil reservoir part.
Patent JP-2001315260-A (JP)
Title: Heat shrinkable polyolefin film
Inventor: SATANI SHOICHI
IPC: C08L23/04
Filed: 2000-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a heat shrinkable polyolefin film advantageous in productivity by enabling a formation of a cylindrical label by laminating polyolefin heat shrinkable film in a cylindrical stage by a solvent seal with excellent transparency and advantageous in recycling and capable of gravity separating a PET because of the specific gravity of the film being less than 1. SOLUTION: The heat shrinkable polyolefin film comprises at least three layers of both surface layers each constituted of a cyclic olefin copolymer resin having a glass transition temperature of 50 to 75 deg.C and an intermediate layer constituted of a resin composition containing a polyethylene copolymer resin as a main component. In this case, a total thickness of both the surface layers is 10 to 40% and a thickness of the intermediate layer is 60 to 90% with respect to the entire thickness of eth film. The film has a heat shrinkage factor of a main shrinkage direction when dipped in a glycerin bath at 100 deg.C for 30 s of 40% or more and a heat shrinkage factor of a direction perpendicular to the main shrinkage direction of 15% or less.
Patent JP-2002191057-A (JP)
Title: Automatic digital color saturation controller
Inventor: SASAKI TORU
IPC: H04N9/68
Filed: 2000-12-21
Abstract: PROBLEM TO BE SOLVED: To provide an automatic digital color saturation controller that applies digital processing to an ACC(automatic color control) without the need for a register having a large capacity or the like. SOLUTION: A discrimination circuit 5 compares a burst amplitude(BA) smoothed by a horizontal direction filter circuit 4 with a reference value (ACCRef) ± permissible value (ACCTol), controls a coefficient register 6 to decreasingly correct coefficient data by '1' when the burst amplitude exceeds a reference value + permissible value, and controls the coefficient register 6 to increasingly correct coefficient data by '1' when the burst amplitude is lower than a reference value-permissible value.  The coefficient register 6 conducts processing of providing coefficient data incrementing the original coefficient data by '1' to a multiplier 1, processing of providing coefficient data decrementing the original coefficient data by '1' to the multiplier 1, or processing of providing the original coefficient data to the multiplier 1 while maintaining the original coefficient according to the operation of the discrimination circuit 5.
Patent JP-2001250495-A (JP)
Title: Three-electrode field emission display element using carbon nanotube
Inventor: RI KOU
IPC: H01J1/304
Filed: 2000-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a 3-electrode field emission display element using carbon nanotubes of outstanding electron emission characteristics. SOLUTION: An extraction electrode 21, which controls the emission electrons, is formed on the periphery of an anode 12 on a front substrate 11 where the anode 12 has been formed. Thereby, despite a manufacturing process to form a carbon nanotube 14 by vapor deposition is made easier by having a simple structure such as a 2-electrode field emission display element, a control of an anode current by the extraction electrode 21 becomes possible, so that the 3-electrode field emission display element with a relatively large area can be simply manufactured.
Patent JP-2002193157-A (JP)
Title: Assembly method of vehicle exterior equipment
Inventor: MATSUOKA RYOJI
IPC: B60R13/04
Filed: 2000-12-25
Abstract: PROBLEM TO BE SOLVED: To solve the problem of bad workability and low assembling accuracy in a conventional assembly method of vehicle exterior equipment. SOLUTION: This assembly method of vehicle exterior equipment, which is the method of assembling and fixing the exterior equipment to a vehicle body, comprises a temporary process of positioning the exterior equipment 1 by engaging the other end of an alignment implement 3 with a vehicle body surface 5 in the state of engaging one end of the alignment implement 3 with one end part of the exterior equipment 1; a fixing process of fixing the exterior equipment 1 to the vehicle body surface 5; and a removal process of removing the alignment implement 3 afterwards.  That is, in this assembly method of the vehicle exterior equipment, the alignment implement is once engaged with the vehicle body surface in the temporary process, the exterior equipment is fixed to the vehicle body surface by a double-sided tape or the like in the fixing process, and then the alignment implement is removed in the removal process.
Patent JP-2002194708-A (JP)
Title: Renewal construction method for outdoor playgrounds
Inventor: OKADA KAZUYOSHI
IPC: B09B3/00
Filed: 2000-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a renewal construction method for outdoor playgrounds, by which field soil excavated from the outdoor playgrounds is reutilized effectively without a disposal in the case of the reproduction of outdoor playgrounds, and which has excellent natural environment. SOLUTION: Field soil 3 in a region 2 to be reproduced in the outdoor playground 1 and a court is excavated. A modifier (a water-soluble acrylic resin) and a solidifying agent (quick lime, cement or the like) are added to the excavated field soil 3 and strength is increased, and soil is reproduced granularly. The granular reproduced field soil 4 in which strength is increased is returned to the reproduction region 2 of the outdoor playground 1 and rolled. The top face of the returned reproduced field soil 4 is surface-treated, and the field soil 3 is renewed.
Patent JP-2002156556-A (JP)
Title: Connector connecting jig for optical fiber cable
Inventor: MIHARA KATSUTERU
IPC: G02B6/38
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a connector connecting jig for mechanically inserting two connecting pins in oppositely facing connectors in which optical fiber cables are installed. SOLUTION: In the upper part of the body of the connecting jig, there are provided a movable pressurizing part 3, a movable connector supporting part 4, and a fixed connector supporting part 5. In the movable pressurizing part 3, a pressurizing piano wire 10 is fastened, and also a pressurizing freely expandable/contractable spring 14 is accommodated. In addition, an operating handle is formed in the upper part. In the movable connector supporting part 4, a connector 7 is installed at the tip end, and also, a connecting pin storing part 16 with the connecting pin housed inside is provided in the upper part. Furthermore, in the fixed connector supporting part 5, a connector 7 is installed, a connector holding cover 20 is provided, and a push-up lever 21 raising the connected connector 21 is provided inside characteristically.
Patent JP-2001247967-A (JP)
Title: Organic metal chemical vapor deposition of lead titanate zirconate film
Inventor: WADE CHRISTOPHER
IPC: C23C16/448
Filed: 2000-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an organic chemical vapor deposition method and device for a lead titanate zirconate (PZT) film to a substrate. SOLUTION: The PZT film forming method includes a step of vaporizing lead bis (tetramethylheptane dionate), zirconium bis (tetramethylheptane dionate) bis (isopropoxyl) and titanium bis (tetramethylheptane dionate) bis (isopropoxyl) and a step of introducing the vaporized lead bis (tetramethylheptane dionate), zirconium bis (tetramethylheptane dionate) bis (isopropoxyl) and titanium bis (tetramethylheptance dionate) bis (isporopoxyl) into a chamber.  The device includes the CVD chamber which has a gas distributor and a substrate support, >=1 vaporizers which are fluid connected to the gas distributor of the CVD chamber and include respective control temperature controllers, a gaseous oxygen source which is fluid connected to the gas distributor of the CVD chamber and >= precursor sources which are fluid connected to the >=1 vaporizers and include Pb(thd)2 and Zr(OiPr)2(thd)2 and Ti(OiPr)2(thd)2.