baber/WOPTO huggingface dataset:
Patent JP-2002033729-A (JP)
Title: Authentication method and system, and storage medium with authentication program stored thereon
Inventor: NAITO YOSHIYUKI
IPC: G06F21/62
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide an authentication method and system that can authenticate a public key to encrypt communication contents, through the use of the public key system encryption with high reliability and to reduce authentication cost. SOLUTION: In an organization 200, an internet facsimile terminal 201 of a department manager possessing a certificate adds a digital signature, including certificate possession information to a public key of the internet facsimile equipment 202, 203 of subordinates A, B which are under a department manager who does not have the certificate issued from an authentication station 220, in the case that a public key user who is not acquainted with any of the organization 200 utilizes the public key of the subordinate A, the user acquires the public key of the subordinate B to which digital signatures are given via a network, acquires the public key of the department manager, to which the certificate is added from the certificate possession information added to the digital signatures, allows the authentication station to authenticate the acquired public key,  and uses the authenticated public key to verify the digital signature of the department manager added to the public key of the subordinate A and to authenticate the public key of the subordinate A.
Patent JP-2002057537-A (JP)
Title: Source follower provided with compensating vgs
Inventor: SE SHUNNIN
IPC: G09G3/20
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To exactly equalize the input and output voltage values of a source follower. SOLUTION: By installing a complementary transistor, a changeover switch and a capacitor at different positions, the input and output voltage values of the source follower can be exactly equalized, that is, the output voltage is made exactly equal with the input voltage. At the same time, the output voltage of the source follower is exactly equalized with the input voltage on the principle not to affect upon density caused by the increase of excessive elements, and the equalization can be sufficiently and effectively operated in the driving circuit of a liquid crystal display.
Patent JP-2002031740-A (JP)
Title: Optical connector ferrule
Inventor: SUZUKI YASUO
IPC: G02B6/36
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide an optical connector ferrule enabling even the tip end face of a sleeve to be ground uniformly with high precision. SOLUTION: In the optical connector ferrule A in which the sleeve 1 and a holder member 2 are integrally formed, an annular recess 3 is formed along the outer periphery of the sleeve 1 at the base of the front end face 2b in the flange 2a of the holder member 2.
Patent JP-2002043309-A (JP)
Title: Forming method of silicon dioxide film
Inventor: KATOU YUKIHIRO
IPC: C01B33/12
Filed: 2000-07-19
Abstract: PROBLEM TO BE SOLVED: To prevent SiO2 fine grains on the surface of a silicon dioxide film from being adhered to a glass substrate to obtain the substrate with the silicon dioxide film, which has no clouding, is high in quality and is excellent in a visual appearance, in the method of forming the silicon dioxide film by a supersaturated deposition method. SOLUTION: A glass substrate 1 is brought into contact to a treating liquid consisting of a hexafluorosilicic acid solution with a supersaturated silicon oxide, to form the silicon dioxide film on the surface of the substrate 1. After that, the substrate 1 is dipped into a cleaning tank 20 held with a cleaning liquid, whereby the substrate is cleaned to remove the treating liquid being adhered to the substrate. The silicon concentration of the cleaning liquid in the tank 20 is set in a concentration of 0.3 mol/L or lower.
Patent JP-2002037359-A (JP)
Title: Paste discharging container
Inventor: NAKAYOSHI KAZUMI
IPC: B65D83/14
Filed: 2000-07-21
Abstract: PROBLEM TO BE SOLVED: To provide a paste dispensing container wherein bubbles are difficult to remain inside a paste after storing, and further provide a paste dispensing container with suppressed deformation of a cylinder container during storage. SOLUTION: The paste discharging container has a discharge port at an end of the cylinder container, a connection with a pressure fluid supply source at the other end, and a piston slidable along an inner peripheral surface of the container inside, for tightly plugging the discharge port by a plug and sealing the paste inside the container, wherein a lid for preventing the paste from leaking is provided at the end having the connection with the supply source, the container is vacuum-packaged with a gas-impermeable film, and the lid has a pore. The container further has a cylindrical or annular reinforcing material fitted over the cylinder container.
Patent JP-2001066750-A (JP)
Title: Processing for photosensitive medium
Inventor: PICCININO JR RALPH L
IPC: G03D13/00
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To improve a feeding slot making a photosensitive medium such as a test belt piece which passes through the inside of a processor toward the proper position of a processing path. SOLUTION: This processor for processing a photosensitive medium has a processing path 15 for making a first photosensitive medium 11 pass through, and the light-shielding feeding slot assembly 40 capable of feeding a second photosensitive medium 59 to prescribed position provided along the path 15, the body 40 has a conduit 46 curved toward an exit port 58 from an entrance port 56, and the respective sidewalls 48 and 49 of the conduit 46 have at least one protruding member 60 protruding toward the side wall opposed to the width direction of a channel.
Patent JP-2002039051-A (JP)
Title: Windmill
Inventor: FUJIWARA YASUHIKO
IPC: F03D1/06
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a windmill capable of preventing a bird from contacting blades by making it aware of the blades even when it is aiming at its prey. SOLUTION: In the windmill, a nacelle 2 is fixed turnably on the top of a cylindrical tower 1, a horizontal drive shaft 3b of a rotor 3 equipped with three blades 3a is supported rotatably at the front surface of the nacelle 2 and ultraviolet light reflection coating is embrocated on the surface of blades 3a.
Patent JP-2002040968-A (JP)
Title: Information terminal machine
Inventor: INABAYASHI TADAO
IPC: H04N5/445
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To obtain an information terminal machine which can easily and efficiency display a sub-screen without reducing a main screen and without invading the working region of the main screen while displaying the main screen. SOLUTION: This information terminal machine is formed by using a display device capable of displaying the main screen and the sub-screen for displaying the data, etc., to be used when the main screen is subjected to operation, fabrication, etc. The display device of the information terminal machine is composed of a display device body which is capable of displaying the main screen and a sub-screen display device having a sub-screen display section capable of arbitrary displaying the sub-screen disposed in the part adjacent to this display device body.
Patent JP-2002038234-A (JP)
Title: Material for aluminum alloy foil and production method of the same
Inventor: SUGITA TOMOYUKI
IPC: C22F1/00
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a material for aluminum alloy foil excellent in economy, high in strength and having no generation of break, pin hole and the like when producing this foil, and to provide a method of producing the same. SOLUTION: The aluminum alloy is composed of 0.90-1.60 mass % Fe, 0.03-0.20 mass % Si, 0.0005-0.030 mass % Cu and the balance Al with unavoidable impurities, wherein the tensile strength is 170-120 MPa without process annealing in cold rolling. The material for this aluminum alloy foil has, for example, the total draft percentage of cold rolling of 85-95%, and the thickness of this foil material of 0.18-0.3 mm.
Patent JP-2002038349-A (JP)
Title: Pile yarn
Inventor: INOUE SHOZO
IPC: D02G1/16
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To obtain a pile yarn capable of preventing the yarn from slipping off in a rope dyeing process when a tufted carpet is produced, and providing the tufted carpet excellent in bulkiness and soil resistance properties. SOLUTION: This pile yarn is composed of single filaments constituting at least one kind of synthetic fiber multifilament crimped yarn in two or more kinds of synthetic fiber multifilament crimped yarns different in dyeability. In the pile yarn, the single filaments comprise Y type hollow filaments.
Patent JP-2001092897-A (JP)
Title: Method and system for assessing automobile insurance
Inventor: SATO SHUICHI
IPC: G06Q40/00
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To automatically calculates the assessed amount, etc., of, for example, damage insurance by only taking the picture of a prescribed object with a camera. SOLUTION: A CPU 1 compares the picture of a car causing an accident taken with a digital camera 3 with a registered picture preregistered corresponding to the type of the car. When the CPU 1 detects a difference between the pictures, the CPU 1 finds the assessed amount corresponding to the degree of damage of the car by referring to the contents on an assessment data table 9 and parts coordinate data in a RAM 10 and displays and outputs the amount.
Patent JP-2002047049-A (JP)
Title: Rapid curing concrete and working process
Inventor: TANIGUCHI YASUSHI
IPC: E21D11/10
Filed: 2000-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a concrete having high fluidity to allow easy working such as pressurized conveyance, expressing strength and self-supporting ability immediately, and showing sufficiently high strength after curing, and to provide a working process of tunnel construction by pre-lining method enabling easy, quick and safe working. SOLUTION: The rapid curing concrete comprises cement, a rapid hardening agent, an agglomeration adjuster, coarse aggregate, a steel fiber and a rapid curing agent, and is prepared by mixing a rapid curing agent with a composition containing cement, a rapid hardening agent, an agglomeration adjuster, coarse aggregate and a steel fiber, and curing the mixture. The working process of tunnel construction by pre-lining method comprises the steps of conveying a composition comprising cement, a rapid hardening agent, an agglomeration adjuster, coarse aggregate and a steel fiber to the site of working, mixing a rapid curing agent just in front of the tunnel entrance and curing the mixture.
Patent JP-2002045248-A (JP)
Title: Sink
Inventor: NAKAMURA AKIHIRO
IPC: A47B77/06
Filed: 2000-08-02
Abstract: PROBLEM TO BE SOLVED: To provide a convenient sink making efficient use of storage space in a cabinet while eliminating the need to move or newly provide a knife holder. SOLUTION: A knife holder 8 is provided on the back of a front door 7 mounted to openably close the storage space 5 below a sink 3 installed on the upper surface of the cabinet 2, and a modesty panel 1 is provided so that when the front door 7 is open, the back portion X of the sink located at the front is concealed. At least a portion of the modesty panel 1 is recessed to increase the depth of the sink so as to form a knife storage recess 4.
Patent JP-2002049420-A (JP)
Title: Data communication equipment for multi-spot equipment operation
Inventor: KAWASAKI SHUICHI
IPC: B25J13/08
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a data communication equipment for controlling the operations of multi-spot equipment such as robot actuators or manipulators capable of simultaneously distributing arbitrary operation data from one server to plural equipment, and displaying pictures at a display device for monitoring them. SOLUTION: Respective operation data A are transmitted from a server 11 to a multi-spot connector 10, and simultaneously distributed from the multi- spot connector 10 to equipment at remote places, that is, robot controllers 20-1, 20-2, and 20-3. At the time of receiving those data, the controllers 20 respectively assembles a command for driving an actuator according to its own program, and operate respective actuators 21-1-21-3. The movement of those respective actuators are detected by respective sensors 22-1-22-3, and transmitted through the robot controllers 20 to the multi-spot connector 10, and sequenced, and successively transmitted to the server 11 so as not to be interfered with, and screen-displayed on a display device 23 so as to be monitored by the server 11.
Patent JP-2002049918-A (JP)
Title: Method and device for collating seal impression
Inventor: IKEDA YASUSHI
IPC: G06T1/00
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide seal impression collating method and device in which collation capability does not fall even though visual decision ability is different by an operator in seal impression collation confirmation processing. SOLUTION: A specific operation key is selected as a key for manual switching from the operation keyboard 13 of a seal impression collation terminal 10, and each time the specific operation key is pressed down, a registered seal and a read seal are alternately switched and displayed on the screen of an indicator 12.
Patent JP-2002050367-A (JP)
Title: Polymer electrolyte fuel cell and its manufacturing method
Inventor: UCHIDA MAKOTO
IPC: H01M8/10
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a polymer electrolyte fuel cell electrode in which a gas channel, a proton channel and an electron channel are formed in the close vicinity of the inside of the catalyst layer and the reaction area is increased. SOLUTION: The manufacturing method is comprised of: a step in which a fluid dispersion, in which the first carbon powder carrying a precious metal catalyst is dispersed in the organic solvent, and an alcohol fluid dispersion of a polymer electrolyte are mixed, and a colloid of a polymer electrolyte is generated, and a mixed liquid, in which the colloid is adsorbed in the above carbon powder, is obtained; a step in which the second carbon powder carrying a precious metal catalyst is dispersed in the alcohol liquid dispersion of the polymer electrolyte; a step in which a catalyst layer paint is formed by mixing the above mixed liquid and the fluid dispersion; and a step in which a catalyst layer is formed using this catalyst layer paint.  The catalyst layer is transferred after either directly formed on the gas dispersing layer or the electrolyte membrane, or after formed on the separate film.
Patent JP-2001090747-A (JP)
Title: Clutch unit
Inventor: FRIEDMANN OSWALD
IPC: F16D25/0638
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To eliminate improper effects of centrifugal force added by rotating working medium, that is oil. SOLUTION: Operation pistons 45, 47 have a hollow chamber between them on the opposite side to a first radial direction action surface, second radial direction action surfaces are respectively provided on the side where both operation pistons 45, 47 are directed to the hollow chamber, both second radial direction action surfaces have similar size to each other, and the hollow chamber is filled with liquid.
Patent JP-2002049202-A (JP)
Title: Image-forming device
Inventor: DOI ATSUSHI
IPC: H04N1/04
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To enhance productivity higher be efficiently forming an image, even if the image of a document whose image size is equal to or larger than the reference image size. SOLUTION: When the start of copying the image of a full color document is designated in an automatic color selection mode in a digital color copying machine 1, an image memory is prepared with five planes in monochrome conversion, when the size of the document placed on an automatic document feeder is A3 size larger than the reference image size. As for the timing of reading operation for (N+1)-th document, document reading operation is started, by starting forming the image of cyan (C) which is the 3rd image forming color of N-th document, and image-forming processing for the image of yellow (Y) of the (N+1)-th document is started, immediately after finishing forming the image of the N-th document.
Patent JP-2002060809-A (JP)
Title: Low furnace heat blast furnace operation method using sintered ore having controlled chemical composition
Inventor: YAMAGUCHI KAZUYOSHI
IPC: C21B5/00
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To optimize and stabilize the furnace heat of a blast furnace, to reduce the fuel ratio and to improve the productivity, by securing the air permeability and reducibility of a cohesion zone formed by sintered ore when a large amount of pulverized coal is blown into the furnace, increasing O/C(ore-to-coke ratio) in the peripheral part of the furnace, improving the reducing efficiency of the same region, further reducing the temperature of molten iron flowing out from a tap hole and also reducing the variation thereof. SOLUTION: The basicity of sintered ore (CaO/SiO2) is held to 1.2 to 1.4, the content of SiO2 to 3.5 to 5.5 mass%, Al2O3 to 1.5 to 2.3 mass%, and MgO to 0.2 to 1.5 mass% each in a proper range. Further, the range of CaO/SiO2 in the sintered ore is extended, a part of the sintered ore is replaced with lumpy iron ore and/or a lumpy indirect raw material, and CaO/SiO2, SiO2, Al2O3 and MgO in the sintered ore and lumpy iron ore and/or lumpy indirect raw material are held in the proper ranges. Moreover, powdery iron ore and/or a powdery assistant raw material is blown into the furnace from a tuyere part.
Patent JP-2002054508-A (JP)
Title: Negative pressure working valve in fixed vacuum type carburetor
Inventor: AKIYAMA HIROSHIGE
IPC: F02M7/17
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To reduce the number of part items and assembly man-hours of a negative pressure working valve used in a fixed vacuum type carburetor, reduce a cost of manufacture thereof, and secure a diaphragm surely stably to the negative pressure working valve, in addition suppress generation of icing. SOLUTION: A bottomed cylindrical inner piston 1 is formed of a synthetic resin material, a bottomed cylindrical outer piston 4 is formed of a metal material. A negative pressure working valve P is formed by inserting the inner piston 1 fitted and integrally formed in the outer piston 4. A disc brim part 1B having a diameter larger than an external diameter of the negative pressure working valve P to be extended sideward is provided in an upper part of the inner piston 1. A plurality of through holes 1E from an upper side surface 1C toward a lower side surface 1D are drilled in the disc brim part 1B. A central part 3A of a diaphragm 3 consisting of rubber material is integrally molded in the through hole 1E including the upper/lower side surfaces 1C, 1D of the disc brim part 1B.
Patent JP-2002114570-A (JP)
Title: Piezoelectric porcelain composition, piezoelectric resonator, piezoelectric transformer and piezoelectric actuator
Inventor: HAYASHI KOICHI
IPC: H01L41/187
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To obtain a piezoelectric porcelain composition capable of ensuring a sufficiently high sintered density even when fired at a low temperature, less liable to volatilize Pb in firing and capable of giving a piezoelectric with little unevenness in electrical characteristics. SOLUTION: The oxide piezoelectric porcelain composition contains Pb, Ti, Zr, Ma (Ma is at least one selected from Cr, Mn, Fe and Co) and Md (Md is at least one selected from Nb, Sb, Ta and W) and has a perovskite structure. When the total amount of the Ma is represented by (a) (mol) and the amounts of the Sb, Nb, Ta and W are represented by (b), (c), (d) and (e) (mol), respectively, the ratio (z) of (a) to (b+c+d+2e) is 0.50<z<1.00.
Patent JP-2002059192-A (JP)
Title: Method of preventing adhesion of silicate-containing scale of heat exchanger and removing the scale
Inventor: TANAKA TAKASHI
IPC: F28F19/01
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a system which is effectively preventing or suppressing the adhesion of scale containing silicate to the pipe wall surfaces of a heat exchanger even without using a chemical agent and is capable of effectively removing the scale once adhered to the pipe wall surfaces without requiring stopping of the heat exchanger. SOLUTION: This method of preventing the adhesion of the silicate-containing scale of the heat exchanger characterized in that tourmaline moldings consisting of many tourmaline particulates and inorganic insulators are disposed in the arbitrary positions on an upstream side of a water course for the primary cooling water (aqueous medium rising to a high temperature by coming into contact with a heat source) and/or secondary cooling water supplied to the heat exchanger and the method of removing the silicate-containing scale adhered to the inside of the heat exchanger.
Patent JP-2002060274-A (JP)
Title: High frequency permeable material and method of manufacturing the same
Inventor: ISHIZUKA MASAYUKI
IPC: C23C16/44
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a high frequency permeable material which does not contain impurities to adversely affect a material to be treated, such as a wafer, has excellent corrosion resistance and is nontoxic and a method of manufacturing the high frequency permeable material which is capable of inexpensively and efficiently manufacturing the high frequency permeable material having such characteristics. SOLUTION: The high frequency permeable material is so constituted as to consist of a silicon carbide-base sintered compact which substantially consists of silicon carbide and is <=1,000 ppm in the total content of elements exclusive of silicon and carbon, <=100 ppm in the content of free carbon and >=1×109 Ωcm in specific volumetric resistivity value.  The method of manufacturing the same is constituted to obtain the silicon carbide-base sintered compact having sintered compact density of <=95% by sintering a powder mixture composed of 1 to 3 wt.% boron nitride powder and the balance silicon carbide powder of <=10,000 ppm in the content of the free carbon and to heat-treat the silicon carbide-base sintered compact, from which the surface reaction layer is removed, at 1,900 to 2,300 deg.C in an inert atmosphere after the surface reaction layer of the silicon carbide-base sintered compact is removed.
Patent JP-2002056069-A (JP)
Title: Device and method for supporting foreign trade transaction and recording medium
Inventor: TACHIBANA NOBUYUKI
IPC: G06Q30/06
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To effectively reduce an office work processing by people concerned for trade transaction. SOLUTION: An HDD 42 for storing plural types of foreign trade document information showing a foreign trade document required for foreign trade transaction is installed in a server 14 connected to clients 12 which the people concerned of foreign trade possess via the Internet 18. When the registration or update of specified trade document information is instructed by the people concerned, the registrations or update of specified trade document information is permitted when the people concerned have right for registering or updating specified trade document information. When the reference of trade document information is instructed from the people concerned, trade document information whose reference is instructed is read from the HDD 42 and is transmitted. When the content of trade document information is decided, the update of trade document information is inhibited.  At the time of settlement, plural types of trade document information are transmitted to an importer, a bank or an exporter via a prescribed authenticating organization as the original of the foreign trade document.