baber/WOPTO huggingface dataset:
Patent JP-2002072140-A (JP)
Title: Illumination optical system and projection-type image display device
Inventor: SAWAI YASUMASA
IPC: G02F1/1335
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To remove difference in an illumination-objective range caused by the optical path length difference of post-separation in an illumination optical system which has an integrator consisting of a first and a second lens arrays, polarizes and separates light between the lens arrays, and converts one polarized light separated to a straight-line polarized light having a uniform plane of polarization. SOLUTION: Of the lens cells of the second lens array which guides a polarized light of post-separation to the illumination-objective range, the location of the principal point of the lens cell receiving the polarized light having a short optical path length is set nearer to the side of the illumination-objective range than the location of the principal point of the lens cell receiving the polarized light having a long optical path length.
Patent JP-2002072881-A (JP)
Title: Advertisement medium and advertisement method
Inventor: TAKAHASHI TETSUO
IPC: G09F3/00
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide an advertisement medium which is capable of easily updating designs despite of a large-sized signboard at an elevated place and an advertisement method which utilizes the same. SOLUTION: This advertisement medium is formed by laminating at least two sheets of tacky adhesive sheets having the designs on one-side surfaces of base material sheets and tacky adhesive layers on the surface on the opposite side. The designs may be easily updated by sequentially peeling the laminated tacky adhesive sheets. The front surfaces of the designs of the tacky adhesive sheets are provided with release agent layers at need, by which the peeling of the laminated tacky adhesive sheets is facilitated.
Patent JP-2002072510-A (JP)
Title: Electrophotograhic photoreceptor, process cartridge and electrophotographic device
Inventor: YOSHIDA AKIRA
IPC: C08L67/03
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide an electrohotographic photoreceptor, which can be used in a high temperature atmosphere at a high process speed, without causing wear resistance to decrease, and to provide a process cartridge and an electrophotographic device which use the photoreceptor. SOLUTION: At least the surface layer of the photoreceptor contains polyarylate resin expressed by formula, when the ambient temperature around the electrophotographic photoreceptor (temperature in a machine) exceeds the room temperature of40 deg.C. In the formula, each of R1 to R4 is a hydrogen atom, 1-5C alkyl group, aryl group, 1-5C alkoxy group or halogen group, and X is a single bond or -CR5R6-, wherein each of R5 and R6 is a hydrogen atom, halogen atom, alkyl group, or aryl group or R5 and R6 are coupled to form an alkylidene group.
Patent JP-2002069014-A (JP)
Title: Method for producing octafluoropropane and applicatoin thereof
Inventor: ONO HIROMOTO
IPC: C07C17/21
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing octafluoropropane to be used in the production process for semiconductor devices, and to provide a high-purity octafluoropropane produced by the method, and to provide its applications. SOLUTION: This method for producing octafluoropropane comprises the step (1) of reacting hexafluoropropene with hydrogen fluoride in a vapor phase at 150-450 deg.C in the presence of a fluorinating catalyst, to form 2H- heptafluoropropane and step (2) of reacting the 2H-heptafluoropropane obtained in the step (1) with a fluorine gas in the absence of catalyst in a vapor phase at 250-500 deg.C to obtain the objective octafluoropropane.
Patent JP-2002067062-A (JP)
Title: Method for manufacturing metal-clad laminate
Inventor: WADA TSUKUO
IPC: B29C43/18
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a metal-clad laminate capable of shortening a molding time and difficult to generate a void in the method for manufacturing the metal-clad laminate comprising the steps of current supplying a metal foil, and molding the foil by resistance heating. SOLUTION: The method for manufacturing the metal-clad laminate comprises the steps of pressing a block 5 formed by alternately disposing laminates 5 each obtained by folding a long-sized metal foil 1 in a plurality of superpositions and connecting the superposed foil 1 and incorporating prepregs 2 between the metal foils 1 and molding plates 3, current supplying to the foils 1, heating the laminates 5 by resistance heating, and pressurizing the laminates 5. In this case, before current supplying to the foils 1 of the pressed block 4, an evacuation is performed at an atmospheric pressure into vacuum, pressurizing A of a molding pressure P from a contact pressure to a predetermined pressure and pressure reducing B to the contact pressure are repeated plurality of times, and then a current is supplied to the foils 1.
Patent JP-2001096614-A (JP)
Title: Method for production of surface-modified biaxially oriented high molecular weight polyethylene film
Inventor: YAGI KAZUO
IPC: C08J3/18
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a surface-modified biaxially oriented high molecular weight polyethylene film which is low in static friction coefficient and dynamic friction coefficients and excellent in tensile strength and has gas permeability and hydrophilicity with water. SOLUTION: In a method for producing a surface-modified biaxially oriented high molecular weight polyethylene film, (1) a rolled sheet is formed from the molten mixture of specified high molecular weight polyethylene A and a specified hydrocarbon plasticizer B, (2) with the use of a solvent C which can dissolve the plasticizer C, an unstretched sheet substantially free from the plasticizer B is obtained by extracting the plasticizer B, (3) a stretched film having fibril structure is obtained by stretching the unstretched film, (4) a biaxially oriented high molecular weight polyethylene film by reducing the specific surface area of the stretched film by heating it under constant length restriction, and (5) the biaxially oriented film is treated by a specified method to make the contact angle of the surface of the film with water 90 degree or below.
Patent JP-2002073155-A (JP)
Title: Device and method for diagnosing operation of plant equipment
Inventor: SAITO KAZUHIRO
IPC: G06Q50/04
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a device capable of performing suitable maintenance management corresponding to a remaining service life. SOLUTION: This device is provided with a means 8 for defining a maximum value, with which a weight coefficient for each damage form predetermined for each member is multiplied to the destruction probability of equipment and each of members constituting a plant to each of destruction phenomena under present operation conditions, as a plant risk estimate value, a means 9 for finding a plant operation limit value by calculating operation conditions, with which the plant risk value finding the maximum value by multiplying the weight coefficient for each damage form to the destruction probability of each of members to each of destruction phenomena under estimate operation conditions does not exceed a set value,  a means 10 for calculating future service life consumption on the basis of an operation schedule from the remaining service life evaluation information of the member at the present time point, and a means 11 for calculating a plant operation risk estimate value by evaluating the transition of the destruction probability for each operation schedule on the basis of the remaining service life evaluation information at the present time point and a remaining service life prediction in the future calculated on the basis of the operation schedule and multiplying the weight coefficient for each damage form of each of members to the transition data of the destruction probability.
Patent JP-2002069639-A (JP)
Title: Chemical vapor deposition method, auxiliary raw material used therefor, and film and element prepared by the method
Inventor: FUNAKUBO HIROSHI
IPC: C23C16/455
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide a film forming technique by which an attractive film can be formed by a CVD method using a β-diketonate complex of a metal. SOLUTION: This chemical vapor deposition method is characterized by using the β-diketonate complex of the metal and an α,β-unsaturated alcohol.
Patent JP-2002067117-A (JP)
Title: Injection unit and method for controlling the same
Inventor: AMANO MITSUAKI
IPC: B29C45/50
Filed: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To enable a prevention of an unevenness of a weight, a dimension or the like of a molding between respective shots. SOLUTION: The injection unit comprises a cylinder member, an injection member, a drive means, and an injection control means for driving the drive means in an injection step, advancing the injection member at a set filling speed and injecting a resin in the cylinder member. The filling speed is continuously changed. In this case, in an injecting step, since the injection member is advanced at a set filling speed and the filing speed is continuously varied, the actual filling speed can allow to follow a speed command value even when the filling speed is set extremely high to conduct ultra-high speed molding.
Patent JP-2002083514-A (JP)
Title: Proton conductive membrane or film and fuel cell using them
Inventor: FUJITA SHIGERU
IPC: C08J9/40
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To provide a proton conductive membrane or film having durability and mechanical strength, a manufacturing method of them, and a fuel cell using them as a proton-exchange membrane. SOLUTION: The proton conductive membrane is provided which carries a polymer having a phosphoric acid group, a phosphonic acid group, or a phosphinic acid group in the side chain inside voids of a porous membrane. Monomers using the phosphoric acid group, the phosphonic acid group, or the phosphinic acid group are polymerized inside the voids of the porous membrane to manufacture the polymer having the phosphoric acid group, the phosphonic acid group, or the phosphinic acid in the side chain, and the polymer is carried inside the voids of the porous membrane to manufacture the proton conductive membrane. The proton conductive film manufactured by blocking a part or the whole of the remaining voids in the proton conductive membrane and its manufacturing method are provided.  In addition to them, the fuel cell using the proton conductive membrane or film as the proton-exchange membrane is provided.
Patent JP-2001160650-A (JP)
Title: Semiconductor light emitting element
Inventor: NOMURA YASUHIKO
IPC: H01S5/02
Filed: 2000-09-12
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor light emitting element in which reproducibility of element characteristic is high and yield is improved. SOLUTION: An SiNx film 12a is formed on an electrode forming surface 11 except a part side surface of a first contact layer 4 and an n-side electrode 132, side surfaces of layers 5-8, an upper surface of a second clad layer 8 and the side surface of a ridge part 10. An SiOy film 12b is formed on the SiNx film 12a. A dielectric film 12A is constituted by the SiNx film 12a and the SiOy film 12b.
Patent JP-2002091846-A (JP)
Title: Web site access method and server system therefor
Inventor: KUNII AKIRA
IPC: H04W88/18
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for access to a Web site and a server system, with which complexity in URL inputting and an input error are reduced and easy access is enabled even from a terminal having a small number of keys like a portable telephone. SOLUTION: The relation of the home page address (URL) of an information transmitter and a numeral stream is previously stored, and the corresponding URL is found from the numeral stream sent from a user. By returning the URL to the user to performing a connection to the URL, the user can access the home page of the information transmitter only by inputting the digit stream.
Patent JP-2002092511-A (JP)
Title: Online maintenance contract method and maintenance contract receiving device
Inventor: SHOJI SHINJI
IPC: G06Q30/06
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To provide an online maintenance contract system for easily performing a maintenance contract online while reducing risk. SOLUTION: A maintenance server 11 receives the application for the maintenance contract including the serial number of a product to be maintained and a contract starting date from a user terminal 3. In the maintenance server 11, a contract judgment part 118 confirms whether the contract starting date is after the lapse of a prescribed period from the contraction application date or not. After it is after the lapse of the prescribed period, it judges that the contract can be concluded with this content. When the contract application is accepted, a database management part 112 renews a customer database 15 and a maintenance database 16.
Patent JP-2001326118-A (JP)
Title: Magnetic pole unit, its assembling method, and magnetic field generating apparatus
Inventor: AOKI MASAAKI
IPC: H01F7/02
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic pole unit which can be improved in productivity, while preventing leakage in magnetic flux, and to provide its assembling method and a magnetic field generating apparatus. SOLUTION: A permanent magnet 40 for preventing a leakage magnetic flux is fixed to the outer side of each annular projection 34, when magnetic pole plates 22a and 22b are assembled, the permanent magnet 40 is made to slide on the outer flat surface of the annular projection 34 and fixed at a required position on the annular projection 34, and the annular projections 34 are fixed on a base plate. At this point, guide rods are each inserted into guide holes 38 to guide the annular projections 34. The permanent magnets 40 for preventing leakage magnetic fluxes are disposed so as to set their directions of magnetization at an angle with their primary surfaces, and the magnetization directions of the permanent magnets 40 may be set vertical with respect to the outer side faces of the annular projections 34, and the permanent magnets 40 may be pulled in from the annular projections 34.
Patent JP-2002088615-A (JP)
Title: Chenille fabric
Inventor: ASANO TAMIO
IPC: D03D15/00
Filed: 2000-09-18
Abstract: PROBLEM TO BE SOLVED: To solve the problem of a conventional chenille fabric having a small part of the warp constituting the ground and the weft inserted between the chenille yarns for preventing the shrinkage and causing poor fanciness of the fabric at the above parts exposed to the surface. SOLUTION: A decorative yarn 4 is wound around at least one of the warp 1 and the shrink-preventing weft 3 constituting the chenille fabric or the decorative yarn 4 is doubled with the warp 1 and the shrink-preventing weft 3.
Patent JP-2002098820-A (JP)
Title: Reflection type diffraction grating
Inventor: ARAMO KATSUHIDE
IPC: G02B5/18
Filed: 2000-09-21
Abstract: PROBLEM TO BE SOLVED: To solve such problems of a conventional reflection type diffractive optical element that because the diffraction efficiency depends on polarized light, optical elements to compensate the polarized light are required to be inserted into the optical system and its insertion loss decreases the spectral sensitivity. SOLUTION: The reflection type diffraction grating has a metal film having >=30% reflectance at the wavelength of the incident light as a first layer on the surface of the grating and has a transparent dielectric film as a second layer successively laminated. The refractive index and extinction coefficient of the metal film at the wavelength of the incident light are specified to <=1.5 and >=6.0, respectively. The refractive index of the dielectric film at the wavelength of the incident light is specified to >=1.30 and <=1.46. The optical film thickness of the film is specified to >=0.20 λand <=0.38 λ, wherein λ is the wavelength of the incident light.
Patent JP-2002099240-A (JP)
Title: Display controller, display device, medium and information aggregate
Inventor: TSUJIKAWA TETSUYA
IPC: G02F1/133
Filed: 2000-09-21
Abstract: PROBLEM TO BE SOLVED: To solve the difficulty in fine adjustment as a change in the number of lines is detected and assigned patterns are displayed every time the fine adjustment is carried out when a display device has the fine adjustment function of the number of the display lines as its function. SOLUTION: This display device has change detecting means 11, 12 and 13 which detect the change in the image data to be displayed and a control means 14 which controls the display device so as to not display the prescribed patterns when the quantity of the detected change is above a prescribed value and which controls the display device so as not to display the prescribed patterns when the quantity of the detected change is below the prescribed value.
Patent JP-2002097183-A (JP)
Title: Alkanoylmonoazathiacrown ether and alkanoylmonoazaoligothioethylene glycol
Inventor: TANAKA MUTSUO
IPC: C07D285/00
Filed: 2000-09-22
Abstract: PROBLEM TO BE SOLVED: To obtain a novel compound useful as an agent for selectively extracting silver ions. SOLUTION: This alkanoylmonoazathiacrown ether is expressed by general formula [1] (wherein R1 expresses a 1-20C alkyl; an aryl or a heterocyclic group, further, the aforesaid aryl group and the heterocyclic group may have substituents; n expresses 0-5 integer). This alkanoylmonoazaoligothioethylene glycol is expressed by general formula [2] (wherein R1 expresses a 1-20C alkyl; an aryl or a heterocyclic group, further, the aforesaid aryl group and the heterocyclic group may have substituents; R2 expresses H or a 1-5C alkyl; n expresses 0-5 integer).
Patent JP-2002095842-A (JP)
Title: Game machine
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2000-09-25
Abstract: PROBLEM TO BE SOLVED: To preserve necessary data and resume a game from a state when power is interrupted at power restoration time at the time when unforeseen power interruption such as blackout or the like occurs and reliably save necessary data. SOLUTION: When a game machine is structured so as to judge whether final storage contents stored in a backup RAM area are normal or not on the basis of a checksum stored in the backup RAM area when power supply to a game machine is initiated and if they are normal, execute control so as to restore the controlling state to a state before power supply is suspended on the basis of the final storage contents, as the checksum is stored in a halfway address of the backup RAM area, there is no need for comparing the result of operation with the content of a checksum buffer and as only comparison with 00 (H) is required, parity check is simplified.
Patent JP-2002108550-A (JP)
Title: Wireless pen system
Inventor: MURAKAWA TOMOHIKO
IPC: G06F3/041
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a wireless pen system which dispenses with any large- scaled display. SOLUTION: In a wireless pen system comprising a plurality of wireless pens 10 and a plurality of displays 20 for the wireless pens, each wireless pen transmits an access right request signal to the other wireless pens and all the displays, and receives an access permission signal from the other wireless pens and all the displays, and distributes pen input information to all the displays when acquiring the access right.
Patent JP-2002111707-A (JP)
Title: Arrived mail informing system and mail distribution device
Inventor: ISHII HIDENORI
IPC: H04L12/58
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To reduce the arrived signal informing load in a system for informing the arrival of a mail received through the Internet. SOLUTION: When informing an arrived signal from a main distribution device 111 to a terminal 113 fails, arrival signal data are stored in a transmission data accumulation means 109, the arrival signal report is transmitted to the terminal 113 again after specific time, and the stored arrival signal report data are deleted from the mail distribution device 111. Also, when another mail is received to the same terminal, the mail is deleted. Also, when the transmission of a mail fails, transmission time is changed according to the cause of the failure or the priority order of reporting is set according to the type of the terminal.
Patent JP-2002098000-A (JP)
Title: Fuel injection valve cooling device of diesel engine
Inventor: SUGANO SEIICHI
IPC: F01P3/16
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To realize stable combustion in burning low-quality oil with a simple structure without requiring a coolant circulation hole, coolant feed hole or coolant outlet inside a fuel injection valve, and to prevent cooling water from mixing in the combustion. SOLUTION: A second cylinder part 2b and a third cylinder part 2c in a fuel valve guide 2 mounted between a cylinder head 14 and the fuel injection valve 3 are double-layered structures consisting of an inner cylinder part 10 and an outer cylinder part 11, and a second cooling water jacket 13 is formed between the inner cylinder part 10 and the outer cylinder part 11. Since the fuel injection valve 3 is cooled from outside in this way, the structure of the fuel injection valve 3 is simplified, and therefore, the fuel valve guide 2 is provided by a simple manufacturing means, the stable combustion in burning a low-quality oil is realized, and mixing of cooling water with the fuel is prevented.  Moreover, as the lower ends of the inner cylinder part 10 and the outer cylinder part 11 are integrally formed by the electronic beam welding 18, leakage of cooling water in the second cooling water jacket 13 into a combustion chamber 1 can be prevented.
Patent JP-2002103369-A (JP)
Title: Method for manufacturing injection molding
Inventor: SUGANO FUKUO
IPC: C08F214/18
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing injection moldings which are free from defects such as sink mark and warpage and show outstanding dimensional stability by injection-molding a composition containing fluororesin. SOLUTION: This method for manufacturing the moldings is a method for injection-molding a fluoropolymer-containing composition which contains a copolymer (C) composed of a heat-treated product (B) of tetrafluoroethylene/ CF2=CFO(CF2)3COOCH3 copolymer and a copolymer (C) of tetrafluoroethylene/ perfluoro (alkylvinyl ether) at the ratio of 0.05-20 parts (B) to a total of 100 parts (B) and (C).
Patent JP-2002108731-A (JP)
Title: Network setting method for computer, recording medium recorded with program thereof, and computer capable of performing network setting by the method
Inventor: NAKADA YOSHIHIKO
IPC: G06F13/00
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a network setting method by which even a user who is unfamiliar with a network system to easily make settings on a computer having multiple network adapters. SOLUTION: A host computer for control presents its network adapters at S11 and S12, makes the user to select a network adapter to be used in a communication process S32, and also makes the user to set IP addresses for the respective network adapters. Further, a server part on the host computer for control presents the IP addresses corresponding to the network adapters selected at S12 to the OS layers to specify communication paths. Consequently, the frequency of input of the IP addresses become less than that when the user inputs the IP addresses of the network adapters as the communication paths without a procedure for notification to the OS layer.
Patent JP-2002105369-A (JP)
Title: Ink for ink jet and egg forming image on surface of egg shell by using the same
Inventor: NAKAMURA HIROYUKI
IPC: C09D11/00
Filed: 2000-09-29
Abstract: PROBLEM TO BE SOLVED: To provide ink for ink jet excellent in stability of edible pigment used as a coloring agent and capable of forming a safe and clear image in foods, etc. SOLUTION: This ink for ink jet comprises at least an edible pigment, water, kojic acid and/or a kojic acid salt.