baber/WOPTO huggingface dataset:
Patent JP-2002249580-A (JP)
Title: Removing method of metallic compound from crude polyether
Inventor: KAWAMURA TAKESHI
IPC: C08G65/46
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a decreasing method of a metallic compound in a crude polyether by a small equipment in a short time. SOLUTION: The purifying method of a crude polyether comprises (a) agitating the crude polyether dissolved in an organic solvent and water in at least two of a countercurrent contact type extraction column successively installed and having agitating blades, and extracting the metallic compound present in the crude polyether into a water phase, or (b) treating the crude polyether dissolved in the organic solvent and water in one of the same extraction column, and then separate free water, through a filter, from the polyether phase containing the free water extracted from the extraction column, or (c) agitating, in a mixing vessel, a mixture of the crude polyether dissolved in the organic solvent and water to extract the metallic compound from the crude polyether into a water phase, then separating the polyether phase and water by allowing to stand or by making centrifugal separating,  and further separating free water from the resulting product through the filter.
Patent JP-2002260547-A (JP)
Title: Color cathode-ray tube
Inventor: OKAMOTO JUICHI
IPC: H01J29/07
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a color cathode-ray tube which is capable of preventing curved surface errors of a shadow mask and improving display characteristics and impact resistance. SOLUTION: In this color picture tube, a shadow mask is shaped in dome-like with a gentle slope by means of pressing formation, and consists of a nearly rectangular mask effective portion 20 with through holes 17 for electron beams and a skirt portions 18 extended from the periphery of the mask effective portion. Here the skirt portion has a plurality of opening portions 22 disposed in a direction parallel to the periphery 21 of the mask useful portion with spaced relation to each other, and belt-like portions 24 extended along an extended edge formed with each of opening portions and extended edge 19 of the skirt portion, and also each of the opening portions is formed as its width becomes wider from the periphery of the mask effective portion to the extended edge of the skirt portion.
Patent JP-2002259356-A (JP)
Title: Data processor and control method therefor
Inventor: MAEHARA MAKOTO
IPC: B41J29/46
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a data processor capable of ending the test of a RAM and a test including a user logic circuit further in a short time. SOLUTION: In a data processor 5 made into ASIC having a CPU 11, a RAM 12, user logic circuits 13a and 13b, a memory test circuit 14 and a ROM 15, a bus 29 connecting these components is provided with a bus separator 28 and a portion 29b connecting the RAM 12 and the memory test circuit 14 is separated from another portion 29a. Thus, the memory test by means of the memory test circuit 14 and the logic tests of the user logic circuits 13a and 13b by means of the CPU 11 can be parallel executed so that test time can be shortened.
Patent JP-2002259072-A (JP)
Title: Data communication control method for printer
Inventor: ISHII KAZUNORI
IPC: G06F3/12
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide the data communication control method of a printer which can improve the performance of the data communication processing and recording processing of the printer. SOLUTION: Depending on the quantity and/or communication speed of communication data transmitted from a host side, a printer 2 side receives communication data transmitted byte by byte, while halting other processing or by making communication data interrupt other processings, except the processing of communication data. After selecting one of the above processing, communication data are received.
Patent JP-2002256073-A (JP)
Title: Polyimide film and its production method
Inventor: HAYASHI KEIZO
IPC: B29C41/24
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To increase a tensile break strength and a modulus of elasticity of a polyimide film without using a rigid monomer. SOLUTION: A production method for the polyimide film comprises adding a Na compound so that an amount of Na in the Na compound is 0.0005-0.02 pts.wt. based on a polyamide acid of 100 pts.wt. when producing the polyimide film.
Patent JP-2002255880-A (JP)
Title: Method for bisphenol a production
Inventor: IWAHARA MASAHIRO
IPC: C07C37/20
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing bisphenol A in a high conversion rate with controlling reduction in catalytic activity by methanol being an impurity in acetone when bisphenol A is produced by condensing phenol with acetone by using an acid type ion exchange resin catalyst partially modified with a sulfur-containing amine compound. SOLUTION: A modified acid type ion exchange resin having >=10 mol % and <20 mol % modification ratio is used as the modified acid type ion exchange resin when methanol concentration in acetone is <250 wt.ppm. A modified acid type ion exchange resin having 20-65 mol % modification ratio is used as the modified acid type ion exchange resin when the methanol concentration is 250-8,000 wt.ppm.
Patent JP-2002258545-A (JP)
Title: Image reader
Inventor: MATSUDA TAKASHI
IPC: G03B27/52
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To clean a contact glass. SOLUTION: In this image reader having an image reading part to scan an original moving on the upper surface of the contact glass by irradiation of a light from the lower surface of the contact glass and to read original information by its reflection, a cleaning roller 11 to face the upper surface of the contact glass and arranged in parallel with the moving direction of the original is provided. The cleaning roller 11 is provided with a cleaning part 11a contactable with the contact glass 4.
Patent JP-2002255205-A (JP)
Title: Sealed container
Inventor: IWASAKI YOSHIHISA
IPC: B65D51/16
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a sealed container which is environment-friendly and suitable for preserving and refrigerating food by improving a sealed container having a hard body part in a center of a lid and a soft peripheral edge part with a peripheral groove integrated therewith. SOLUTION: In the resin sealed container with the lid 2 fitted to an upper edge 1' of the container body 1 in an airtight manner, the container body 1 is formed of polymethylpentene(PMP), the hard body part 3 forming a middle part of the lid 2 is formed of transparent polymethylpentene(PMP), and the soft peripheral edge part 4 which is provided with the peripheral groove 8 fitted to the upper edge of the container body and integrated with the peripheral edge of the hard body part is formed of polypropylene - ethylene propylene rubber elastomer (TPO).
Patent JP-2002264067-A (JP)
Title: Robot
Inventor: TONAI SHUICHI
IPC: B65G49/07
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a robot causing no lowering of reliability and parts accuracy while facilitating the work of adjusting the vertical inclination of a horizontally rotating arm. SOLUTION: This robot 1 comprises a body 2 and at least one horizontally rotating arm 4 connected to a rotating shaft 3 vertically projecting from the upper part of the body 2. The arm 4 is connected to the rotating shaft 3 at the side face of the arm 4, and the connection part is provided with an inclination adjusting device 6 so as to be able to easily correct the vertical inclination of the arm 4.
Patent JP-2001324604-A (JP)
Title: Antireflection film having non-glare function
Inventor: SAITO MASAHIRO
IPC: G02B1/111
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide an antireflection film which can be easily formed by coating on a translucent substrate, which effectively blurs only a reflection image without blurring a transmission image and which has a non-glare function useful as a front panel or the like of an optical display screen. SOLUTION: The antireflection film has a non-glare function consisting of at least three layers formed by coating on the translucent substrate. The first layer, second layer and third layer from the surface side have 50 to 200 nm, 50 to 200 nm and 50 to 200 nm film thickness, respectively, and fine particles having 50 to 1000 nm average particle size are dispersed in the first and third layers.
Patent JP-2002263786-A (JP)
Title: Mold and method for producing casting using the same
Inventor: NAKAMURA YUKIO
IPC: B22D27/04
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To reduce strain of a casting when it is produced. SOLUTION: In a mold 1 formed of a mold cavity part 2 for forming the casting by pouring molten metal, a cavity 3 for waste molten metal is formed by separating a prescribed interval from the quick portion of cooling speed among the molten metal poured in the mold cavity part 2. Further, the molten metal is poured from the cavity part 3a for waste molten metal in order at the far position from a sprue 5 by using such a mold 1 and lastly, the molten metal is poured into the mold cavity part 2.
Patent JP-2002270752-A (JP)
Title: Semiconductor and method for manufacturing the same
Inventor: KAMEOKA AKIHIKO
IPC: H01L23/50
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a technique capable of reducing a cost for packages by using a common lead frame even when the external shapes of the packages are different. SOLUTION: The technique uses a lead frame 1, including a tab hanging lead part 5a having thin width parts 5a1 and 5a2 . In the case of the first shape, the lead frame is inserted and held, so that the resin introduction holes 9 of mold dies (8a, 8b) correspond to the part 5a1 of the part 5. After firmly sealing resin, the part 5a1 is cut off. In the case of the second shape, the lead frame is inserted and held, so that the resin introduction holes 9 of the mold dies correspond to the part 5a2 of the part 5. After firmly sealing resin, the part 5a2 is cut off. The common lead frame 1 can be used in both of the case of the first shape 254 and the case of the second shape.
Patent JP-2002263971-A (JP)
Title: Assembly and disassembly process design supporting device
Inventor: KOJIMA SATOMASA
IPC: G06Q50/10
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide an assembly disassembly process design supporting device to be an automatic assembly and disassembly system which can be applied to on both assembly and disassembly of a product and to provide a framing for handling a rule to which priority is given even when an assembly and disassembly cost is worsened and enable even a planner, not accumulating know how and knowledge, to effect easy and proper designing, and realize a process design to which no unevenness occurs by a planner, and improve process design efficiency. SOLUTION: This assembly and disassembly process design information input supporting calculator is provided with an assembly and disassembly process design rule editing part, a rule-based assembly and disassembly process planning part, an assembly and disassembly process design rule priority order learning part, a subassembly extracting part, a line simulator, a virtual environment model producing part, an assembly and disassembly work indicating part, an assembly and disassembly work indicating editing part, and an assembly and disassembly work indicating rule data base.
Patent JP-2002276589-A (JP)
Title: Constant speed control circuit for fan
Inventor: SHA SHINMO
IPC: F04D27/00
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a control circuit for constantly controlling the rotating speed of a fan. SOLUTION: This constant speed control circuit for a fan includes a time control circuit, a signal comparing circuit connected to the time control circuit, a driving circuit connected to the time control circuit, and a signal generating circuit. The signal comparing circuit receives the external frequency signal from a frequency signal generating device and the time signal from the time control circuit. The signal comparing circuit compares the external frequency signal with the time signal to output the corrected output signal to the time control circuit in order to drive a coil of the fan with the driving circuit. The external frequency signal shows the expected rotating speed of the fan. The fan can be operated at the constant speed by supplying a fixed value of frequency.
Patent JP-2001262380-A (JP)
Title: Method for removing copper precipitated film from pickled surface of copper-containing alloy and composition therefor
Inventor: FAW LAWRENCE E
IPC: C23G1/02
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a removing method for copper precipitated film and a composition for this removal with which such problem is solved that the copper precipitated film is developed on the pickled surface from copper ion dissolved in the pickling solution when an iron group alloy containing the copper is pickled and in the conventional method, this film is removed with the treatment in concentrated aqueous ammonia undesirable on the health and the economy. SOLUTION: In the removing method, by which the film of the copper or the other metal having nobler than the copper in the electrochemistry is brought into contact with water, dissolved sulfuric acid and dissolved hydrogen peroxide and optionally aqueous liquid composition containing hydro-fluoric acid, this film is removed with the chemical reaction between the film and the above solution, by executing the above contact within 10 min.
Patent JP-2002265758-A (JP)
Title: Epoxy resin composition and semiconductor device
Inventor: KONDO KANEHISA
IPC: C08K9/00
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To obtain an epoxy resin composition having a biphenyl type epoxy resin as the base resin which has good moldability and reliability, and no environmental problem, and additionally has excellent flame retardance, and to provide a semiconductor device using the same. SOLUTION: The epoxy resin composition comprises (A) a biphenyl type epoxy resin, (B) a phenolic resin, (C) an inorganic filler, and (D) a red phosphorus based flame-retardant obtained by covering the red phosphorus surface with a phenolic resin, aluminum hydroxide, and calcium or a zinc compound. The semiconductor device uses this composition.
Patent JP-2002088120-A (JP)
Title: Poly(alicyclic olefin)
Inventor: SUGIMOTO KAZUNORI
IPC: C08L27/18
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a resin that has a low dielectric constant and a low refractive index. SOLUTION: The objective poly(alicyclic olefin) characteristically comprises the recurring units represented by the following general formula (1) with a weight-average molecular weight of 500-5,000,000 (wherein l is 1-2; m, n, o are each an integer of 0-5 satisfying m+n>=1; X is a direct bond, or O, S, CH2, CO, SO or SO2; R1-R4 are each H, F, CF3, a 1-10C alkyl, a 6-20C aryl and may be identical or different; R5 and R6 are each H, or a 1-10C alkyl and may be identical or different; R7 and R8 are each F, CF3, OCF3, a 1-10C alkyl group, a 6-20C aryl group and may be identical or different).
Patent JP-2002269562-A (JP)
Title: Image-collating device and method, image-collating system
Inventor: MIYAZAKI ATSUSHI
IPC: G06T7/00
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To improve collation performance and collation accuracy of an image- collating system at the same time. SOLUTION: A characteristic point information setting processing part n10 finds all characteristic point range r1 of the parent characteristic points of a filed palm print data and calculates a selected characteristic point coordinate range r2, provided by reducing the all characteristic point range r1 by a scaling factor b1 and stores a characteristic point information of the selected characteristic point included in the selected characteristic point coordinate range r2 into a field characteristic point information storing area f1.  An alignment processing part n20 performs coordinate alignment processing of coordinates of search palm print data and coordinates of field palm data, to narrow down characteristic points to be considered, based on characteristic point information of the search palm print data and characteristic point information of the selected characteristic points of the fileld palm print data. A palm print collation processing part n30 performs collation of characteristic points to be considered which is selected by the alignment processing part n20. A collation result determining part n40 discriminates the collation result provided by the palm print collation processing part n30.
Patent JP-2002269003-A (JP)
Title: Information sharing system
Inventor: SAKACHI HIROYUKI
IPC: G06F13/00
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To permit a user to actively establish, manage and extinguish an information sharing group as the manager of the information sharing group. SOLUTION: The first transmitter of information decides a member who is to share information in the unit of an attribute or an individual, selects an information sharing means such as a bulletin board function on a mailing list and WEB and a shared folder function and sets access authority with respect to information by the individual sharing means.
Patent JP-2002277267-A (JP)
Title: Navigation apparatus and method and record medium having recorded software for navigation
Inventor: OHARA YUJI
IPC: G06Q50/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a navigation technique for quickly displaying a path even if the path according to a search result does not exist in a layer to be displayed when the result of path search is to be displayed. SOLUTION: Various sections are set to the main CPU and its peripheral circuit 4. The sections include a current position calculating section 40, a destination designating section 41, a path calculating section 42, a guide section 43, a display level designating section 44 for designating the layer of map data displayed at a display section 10a, a display data search section 45 for searching the map data of the designated layer, a judgment section 46 for judging whether a block including the ID of the path that is calculated by the path calculating section 42 exists or not, a path data acquisition section 47 for acquiring the path data from database for path display when the judgment section 46 judges that the block including the ID of the path does not exist in a current hierarchy, and a drawing section 48.
Patent JP-2002272330-A (JP)
Title: Spinning reel for fishing
Inventor: TSUTSUMI WATARU
IPC: F16B39/12
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To make the joint of a spool shaft and a slider, constituting a reciprocatively moving structure of the spool, compact without causing looseness. SOLUTION: The slider B is constituted of a slider body 8, an engaging member 24 inserted into the slider body 8, and a plugging member 9 comprising a cap nut for preventing the engaging member from coming off. A whirl- stopping part 6a at the rear end of the spool shaft 6 is inserted into a D-shaped through hole 8c of the slider body 8, and a screw member 17 is inserted into a through hole 6b formed at the whirl-stopping part 6a. The screw part 17c of the screw member 17 is screwed in a screw hole 8d of the slider body 8, and the head part 17a of the screw member 17 protruded from the slider body 8 to a concave part 8b is engaged to the tip part 17b at the opposite side by a loosening-preventing member 25 composed of a nut of a different material by screwing.  The screw member 17 is composed of the head part 17a, the tip part 17b at the opposite side and the screw part 17c having the whole length formed into the same diameter.
Patent JP-2002279040-A (JP)
Title: Method for proposing store menu information, and server and program for proposing menu information
Inventor: HOSHINO MITSUHARU
IPC: G06Q50/00
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To easily obtain information about a menu thinking a great deal of user tastes and its foodstuff. SOLUTION: This server for proposing menu information which provides user terminals 3 with menu proposing contents via a network 1, is provided with a merchandise information database 17 for registering merchandise information including a maker name provided from maker terminals 2 that handle merchandise information via the network in response to a providing request for merchandise information, a user information database 18 for registering user information transmitted from the user terminals 3 as a member condition similarly via the network in response to a member invitation to menu proposition,  and a menu proposing contents preparation processor main body 16 for preparing menu proposing contents from request information and the user information and proposing the menu proposing contents to the user terminals when the request information about a menu is received from the user terminals.
Patent JP-2002283543-A (JP)
Title: Ink jet recording device
Inventor: ARAKAWA HIROAKI
IPC: B41J2/01
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recording device which reduces generation of uneven stripes. SOLUTION: This ink jet recording device comprises a carriage drive motor (a first transfer means) 221 which relatively transfers a recording head 21 and a recording medium in a first direction which is orthogonal with a direction where a plurality of nozzles are arranged, a roller drive motor (a second transfer means) 217 which relatively transfers the recording head 21 and the recording medium in a second direction which is the same as a direction where a plurality of nozzles are arranged and a control part (a control means) 218 which controls at least the roller drive motor 217 and the recording head 21.  The control part 218 relatively transfers the recording head 21 and the recording medium in the second direction at a first feed width which does not allow dots printed by one nozzle to adjoin each other to do the recording process and relatively transfers the recording head 21 and the recording medium at a larger second feed width than the first feed width to do the recording process.
Patent JP-2002239230-A (JP)
Title: Creating-raising system for virtual creature, and its creating-raising method
Inventor: OGAWA IWAKICHI
IPC: A63F13/825
Filed: 2001-02-15
Abstract: PROBLEM TO BE SOLVED: To create and raise a virtual creature from a peculiar identification mark for a user individual, and make the user individual enjoy pseudo experiences in a virtual world as his altered ego character. SOLUTION: This creating-raising system 10 comprises a main server 11 which operates a creating-raising site 12 on the Internet, and a user information terminal unit 21 which is accessed to the site. The main server is equipped with a means 13 which transmits individual element information to create a virtual creature based on an individual requirement signal in order to constitute respective sections of the virtual creature, which is transmitted based on the dedicated identification mark of the user individual from the user information terminal unit to the site. The user information terminal unit is equipped with a means 22 which transmits the user identification mark to the site as the individual requirement signal to constitute respective sections of the virtual creature.  In addition, a means 23, which receives the individual element information to constitute the virtual creature, transmitted from the main server in response to the individual requirement mark, and a means 24, which creates and raises by pairing the virtual creatures based on the individual requirement information, are provided on either one of the user information terminal unit or the site.