baber/WOPTO huggingface dataset:
Patent JP-2002110155-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: OZAKI YOSHIYUKI
IPC: H01M4/505
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To control capacity deterioration in a nonaqueous electrolyte secondary battery composed of lithium manganese composite oxide for a positive pole and carbon material for a negative pole, which is caused when it is full- charged and left under high temperature circumstance. SOLUTION: This nonaqueous electrolyte secondary battery comprises the positive pole composed of lithium manganese composite oxide with spinel structure, a nonaqueous electrolyte and the negative pole composed of carbon material which is enabled to electrochemically dope and dedope lithium. In this case, carbon material is low crystal carbon in which lattice spacing (d002) of 002 plane is >=0.360 nm and <=0.390 nm, and capacity density of the negative pole in full-charged is >=150 Ah/kg and <=250 Ah/kg. It enables obtaining the nonaqueous electrolyte secondary battery which is superior in high temperature stability.
Patent JP-2002111041-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TAKIZAWA TERUO
IPC: H01L21/822
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To actualize a semiconductor device that can be used continuously for a long time and requires no external power source. SOLUTION: This semiconductor device is provided with a photodetecting element which outputs electric power corresponding to input light and a semiconductor element which operates with the electric power outputted from the photodetecting element. Thus, the photodetecting element supplies the electric power to the semiconductor device, which can be used continuously for a long time and eliminates the need for battery replacement. The photodetecting element and semiconductor element are formed on mutually different main surfaces of a buried insulating film provided in a semiconductor substrate and both the elements can operate normally. Further, a semiconductor element of a complete depletion type is used to obtain the semiconductor device which operates at a high speed with the electromotive force of a solar battery.
Patent JP-2002106536-A (JP)
Title: Locking structure for hanging bolt of movable wall
Inventor: TABUCHI HARUO
IPC: F16B1/00
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a locking structure not to loosen a hanging bolt when a movable wall is fixed with a hanging bolt hung from a hanging wheel traveling on an overhead rail. SOLUTION: The locking structure comprises recesses 11, 11 installed on an upper end of a hanging bolt retainer 7 having a tapped hole 19 in which the hanging bolt is screwed, thereon a locking ring 8 is mounted and thereunder a fixed height 16 is inserted and not only a star washer 9 forming a plurality of recesses 18, 18 and so on but also the height 16 fixed on an upper face of the locking ring in the recesses 18 is inserted, a round hole 13 penetrated by the hanging bolt at a center of locking ring 8 and a long hole 17 penetrated by the hanging bolt at the star washer are formed and then secured by tightening a nut 10.
Patent JP-2002103691-A (JP)
Title: Gray scale reproducing method and gray scale reproduction image
Inventor: SAWANO MITSURU
IPC: H04N1/405
Filed: 2000-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a gray scale reproducing method and a gray scale reproduction image in which a smooth gray scale representation having no rough feeling can be ensured when a gray scale for reproducing an image is reproduced by a dot pattern. SOLUTION: A plurality of gray scales at least including gray scales where the area gray scale rate is about 50% is reproduced by arranging dots having a size dependent on the gray scale at a substantially constant interval, and a gray scale having an area gray scale rate not higher than 10% is reproduced by dots having a micro density lower than that for reproducing a solid part. Furthermore, a gray scale having the area gray scale rate not higher than 10% is reproduced by arranging dots randomly at a nonconstant interval, and at least one gray scale including a gray scale having the area gray scale rate of about 90% is reproduced by arranging dots having a micro density equal to that of dots for reproducing a solid part at a substantially constant interval and arranging dots having a micro density lower than that of dots for reproducing a solid part between these dots.
Patent JP-2002117301-A (JP)
Title: Information providing system and its method
Inventor: MANABE TOSHIYUKI
IPC: G06Q50/00
Filed: 2000-10-05
Abstract: PROBLEM TO BE SOLVED: To provide an information providing system and its method capable of providing information for selling stocked commodities held by a seller to one of a plurality of purchase desiring expectants so as to activate a trade of the stocked commodities for promoting economic activities and minimizing a resource loss such as disposal of the stocked commodities. SOLUTION: This information providing system 1 is constructed of a stock information accumulation part 3 having a commodity identification information database 13 and a limit period management information database 15, an extraction part 5 extracting commodity identifying information of a stock commodity beyond a limit period of the limit period management information, a purchase information accumulation part 7 accumulating purchase information of a plurality of purchase desiring expectants, an analysis part 9 analyzing matching between the extracted commodity information and the purchase information, and an output part 11 outputting combination information of the stock commodity information matching with the commodity identification information as an analysis result and the purchase desiring expectant matching with the purchase information.
Patent JP-2002117637-A (JP)
Title: Piezoelectric element, actuator, disk unit, and production method of the piezoelectric element and the actuator
Inventor: AMANO YASUO
IPC: H01L41/313
Filed: 2000-10-10
Abstract: PROBLEM TO BE SOLVED: To prevent dust generation by a piezoelectric element of an actuator used for a disk unit. SOLUTION: Firing processing and polarization processing are performed to the piezoelectric element, after cutting it from a sheet-like material.
Patent JP-2002122209-A (JP)
Title: Shell for fluid type rotating impeller, its manufacturing method and fluid type rotating impeller
Inventor: SAEGUSA KENJI
IPC: B21D22/16
Filed: 2000-10-11
Abstract: PROBLEM TO BE SOLVED: To reduce failure in a method for temporarily fitting blades to a shell. SOLUTION: This method for manufacturing the shell comprising a fluid type impeller by fixing the multiple blades is comprises the following processes: Preparation process of preparing a disk-shaped blank B. Process of molding a shell body by rotating by machining the blank B and forming a plurality of projections 50 for temporarily fitting the multiple blades to the shell body.
Patent JP-2002131113-A (JP)
Title: Sensor, liquid storage container and bubbling detection method
Inventor: SHIRAI YOSHIKATSU
IPC: G01F23/22
Filed: 2000-10-11
Abstract: PROBLEM TO BE SOLVED: To provide a sensor, a liquid storage container and a bubbling detection method permitting effective monitoring of liquid condition in a container. SOLUTION: A liquid level sensor 18 is provided with four sensor probes 20a-21b and a monitoring unit 23 connected with those probes. The monitoring unit 23 contains a probe potential difference detecting section 25 detecting output potential differences in both sensor probes 20a/20b and 21a/21b, and a liquid level detecting section detecting fluid liquid level from the above detection result. Additionally the monitoring unit 23 contains a bubbling detection pulse generating section 28 detecting bubbling generation of the gas for bubbling from the detection result of the probe potential difference detecting section 25 to generate pulse signals and a pulse counter 29 counting the number of pulses generated on this bubbling detection pulse generating section 28, knowing the number of times of bubbling period in the gas for bubbling.
Patent JP-2002120194-A (JP)
Title: Flaw forming blade, and flaw forming roll
Inventor: TOKUNAGA TOMOKO
IPC: B29C59/00
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a flaw forming blade and a flaw forming roll capable of forming linear flaws of a specified length on a plastic film with a relatively small pressure. SOLUTION: This flaw forming blade is a blade in the form of a triangular pyramid comprising a bottom surface in the form of an isosceles triangle, a surface raised from the base of the isosceles triangle as the bottom surface is roughly vertical, and surfaces raised from two oblique sides are inclined at a specified angle. For size of the blade, a width a (length of the base of the isosceles triangle as the bottom surface) is 0.3-2.0 mm, and a ratio of the width a to a height b and a depth c (height of the isosceles triangle as the bottom surface) is 1:0.7-1.2:0.3-0.8. In this flaw forming roll, the flaw forming blade is formed in such a way that the vertical surface is positioned ahead in a rotation direction on the surface of a metal roll.
Patent JP-2002121566-A (JP)
Title: Process for manufacturing coke for blast furnace using large amount of weak caking coal
Inventor: ARIMA TAKASHI
IPC: C10B57/08
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a process for manufacturing coke for blast furnaces which may retain the strength and the grain size of coke without adding any charcoal material or pitch by using a large amount of inexpensive weak caking coal in a coke oven. SOLUTION: When manufacturing coke by grinding coal having a volatile content of from 30 to 45% and an expansion coefficient of >=-10% to yield from 60 to 100 mass % coal of <=3 mm and dry distilling them in a coke oven, coal having a volatile content of from 15 to 30% and an expansion coefficient of >=30% are ground to a grain size of <=1 mm, added in a proportion of from 10 to 35 mass % and dry distilled to manufacture coke for blast furnaces.
Patent JP-2002122782-A (JP)
Title: Variable focal finite zoom lens
Inventor: EBARA KATSUNORI
IPC: G02B15/20
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a variable focal finite zoom lens constituted, so that a large screen is obtained by a projecting lens for enlarging/projecting a DMD, a very bright projection screen is obtained with less distortions, and a high definition image may be obtained, even though the zoom lens is provided with power-varying function. SOLUTION: The zoom lens is constituted by arranging a 1st group, a 2nd group, a 3rd group and a 4th group, in this order from a screen side. In the case of varying the power between a wide-angle side and a telephoto side, the 2nd group, the 3rd group and the 4th group are moved in non-linear fashion. Each focal distance F1 to F4 up to the 1st to 4th groups and the total focal distance Fw at the wide-angle side satisfy prescribed conditions, and abnormal dispersion lenses are used for two or more lenses in the 2nd group and the rear group lens in the 4th group, and a low dispersion lens is used for the final lens of the front group in the 4th group.
Patent JP-2002124389-A (JP)
Title: Organic electroluminescent element
Inventor: SAKAKIBARA MITSUHIKO
IPC: C09K11/06
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element that has low starting voltage of luminance and high luminous efficiency, and is superior in durability. SOLUTION: The organic electroluminescent element comprises a positive hole transport layer that contains a carbazole system polymer having a structure unit as expressed in Formula (I). In the Formula, R1 expresses hydrogen atom, alkyl group or phenyl group, R2, R3, R4 and R5 each independently expresses hydrogen atom, alkyl group, alkoxyl group, phenyl group or dialkylamino group, and X expresses a single bond or a phenylene group, carbonyl group, or a bivalent organic group containing one or both of these.
Patent JP-2002124816-A (JP)
Title: Polarized wave diversity antenna
Inventor: YASOOKA KOSUKE
IPC: H01Q21/24
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To improve a polarized wave diversity antenna so that the beam directions of different polarized waves may turn to the same direction. SOLUTION: Antenna elements for +45 deg. and -45 deg. polarized waves are alternately arranged in the opposite directions at every stage, and the antenna element arranged on an arbitrary stage and the antenna elements arranged on the every other stages of the arbitrary state are constituted to have phase differences of 180 deg. in a feeding section.
Patent JP-2002124919-A (JP)
Title: Optical path exchanger
Inventor: KAJIMA MASAYUKI
IPC: H04B10/032
Filed: 2000-10-18
Abstract: PROBLEM TO BE SOLVED: To provide an optical path exchanger which allows a more rapid switching of optical paths than the conventional method. SOLUTION: In the optical path exchanger, a plurality of back-diffusion devices and a plurality of diffusion devices are connected based on the predetermined corresponding relations. Using the back-diffusion devices wherein sign selection and/or OFF setting is available, desired sign pulse signals are extracted from sign multiplexed signals inputted from input lines. The extracted sign path signals are added with new signs by the diffusion devices and then are outputted onto output lines.
Patent JP-2002135151-A (JP)
Title: Portable telephone information terminal
Inventor: IKEDA HIDEO
IPC: H04B7/26
Filed: 2000-10-23
Abstract: PROBLEM TO BE SOLVED: To eliminate the troublesomeness of confirming and a case of not being able to receive data certainly, even if the user of a personal digital assistant confirms an indication of a received electric field strength of radio electric waves from a base station and even if he guesses that communication can be made with the base station by a personal digital assistant which receives distributed data from the base station by wireless communication, using a semi- microwave band or a microwave band and regenerates the data at any time. SOLUTION: In this invention, the user of the personal digital assistant will not need to be aware of the electric field strength received and can receive the data certainly, while suppressing the consumption power to the utmost by following method: the personal digital assistant monitors the received electric field strength of the radio electric waves from the base station with a small consumption power at the waiting condition, and makes itself automatically shifted to the receiving conditions, when the received electric field strength becomes larger than the prescribed strength value and the variance of the received electric field strength becomes lower than the prescribed variance value.
Patent JP-2001155435-A (JP)
Title: Device and method for reproduction
Inventor: ARAMAKI JUNICHI
IPC: G11B20/12
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To suppress the interruption of reproduced audio signals at the time of high-speed reproduction. SOLUTION: At the time of high-speed reproduction, the operation of reproducing four sectors after jumping a prescribed part P(6-1) for the prescribed number of tracks is repeated. When the part P(6-2) recording information following the part P(6-1) is arranged discretely to the part P(6-1), at the time of the high- speed reproduction, at the point of time of ending the reproduction of the part P(6-1), the start point of the next part P(6-2) is retrieved. In the case that a reproduction point is within the range of the part P(6-2), when the position is within the range of a reference value T0, the high-speed reproduction is restarted from the position without detecting the start point of the part P(6-2).
Patent JP-2002129443-A (JP)
Title: Chenille yarn with chambray-toned appearance and method for producing the same
Inventor: TAKAHASHI SHIGERU
IPC: D02G3/42
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a chenille yarn having fancy yarns differing in length from each other and also dyed in mutually different hues, and to provide a method for producing such a chenille yarn by piece dyeing. SOLUTION: This mogol yarn comprises core yarns and fancy yarns; wherein the fancy yarns comprises at least two kinds of polyester fibers differing in length from each other and dyed in mutually different hues.
Patent JP-2002135403-A (JP)
Title: Phone
Inventor: TANIGUCHI MASAAKI
IPC: H04M1/64
Filed: 2000-10-25
Abstract: PROBLEM TO BE SOLVED: To provide a phone that can inform a user as to whether or not an incoming call comes from a desired opposite party depending on the number of the ringer tones. SOLUTION: When a caller number detection section 210 detects a caller telephone number at the arrival of an incoming call, the phone allows a speaker 150 to output a ringer tone by 1st number of times (e.g. 6 times) and when the caller number detection section 210 detects no caller telephone number at the arrival of the incoming call, the phone allows the speaker 150 to output a ringer tone by 2nd number of times (e.g. 2 times).
Patent JP-2002131157-A (JP)
Title: Pressure gauge and manufacturing method thereof
Inventor: TAKESHIGE TAKESHI
IPC: G01L7/04
Filed: 2000-10-26
Abstract: PROBLEM TO BE SOLVED: To provide a pressure gauge and manufacturing method thereof where an adjusting operation which requires experience is omitted, a manufacturing time and a cost are reduced, and a production line is efficiently automated. SOLUTION: A plurality of kinds of internal expansion mechanisms 50 of different expansion ratios are prepared in advance. Any one of the internal expansion mechanisms 50 is selected and incorporated to adjust the rotational angle of a pointer 60. Thus, such experienced adjusting operation as an operator performs to change the expansion ratio of the internal expansion mechanism by viewing the rotational angle of the pointer after the internal expansion mechanism is incorporated as before is omitted, for a shorter production time and reduced cost. As the adjusting operation is omitted, the production line is efficiently automated when a pressure gauge 1 is manufactured in bulk, resulting in a significant cost down.
Patent JP-2002139888-A (JP)
Title: Electrifying device, process cartridge and image forming device
Inventor: AKUTSU TAKASHI
IPC: G03G15/02
Filed: 2000-10-30
Abstract: PROBLEM TO BE SOLVED: To stably supply electrification accelerating particles to an electrification nip part by proper amount. SOLUTION: When the mesh part 20b of the base of an electrification accelerating particle holding part 20 comes into contact with the surface of an electrifying roller 2 by rocking by a rocking mechanism 21, the electrification accelerating particles (m) stored in the container part 20a of the holding part 20 are stuck to the surface of the roller 2 through the mesh part 20b and supplied to the electrification nip part with the rotation of the roller 2, whereby the particles (m) are stably supplied to the electrification nip part by the proper amount. Therefore, direct injection electrification having high efficiency is maintained over a long term.
Patent JP-2002150332-A (JP)
Title: Taxi card and taxi use system
Inventor: SHINKAWA RYOZO
IPC: G07G1/12
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a new taxi use system associated with the expansion of users without forcing excessive burden on a taxi company. SOLUTION: This taxi card 1 in the taxi use system is provided with a get-in date space 6A, a taxi company's name space 9A, a user's name space 11 and a fare space 12A, including the convention of a purport that a specified fare is changed if the user sends the taxi card to a specified receiver's address or providing a display section to that effect. When a service broker has an application of the use of this system from the user, the service broker introduces the user to a taxi company, and the taxi company hands the user the taxi card in which specified matters are filled, when the user gets in the taxi. If the user sends the taxi card 1 to the specified receiver's address, the specified fare is cashed back to the user from the service broker.
Patent JP-2002136348-A (JP)
Title: Wiring structure of table
Inventor: NAMIKI SHINOBU
IPC: A47B13/02
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a wiring structure of a table for versatile use capable of taking out a wiring onto the top of a table mounted with a common spatial structure while minimizing the exposure of the wiring. SOLUTION: Plural wires 16 are vertically distributed through a wiring hole 14b of a lower base 3, a distribution space formed by a table column 30, and a through hole of the top, so that the wirings 16 can be prevented from being exposed to the external.
Patent JP-2001200931-A (JP)
Title: Heating cylinder for plastic molding with composite alloy sleeve
Inventor: OTANI TONY U
IPC: B29C48/12
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a heating cylinder for plastic molding having a sleeve and a cylinder body, in which a composite alloy sleeve is embedded so as to surround coaxially and reinforce the cylinder body. SOLUTION: A composite sleeve is provided with a bore lining material and a sleeve outer layer part surrounding thereof. The bore lining material makes use of a high-performance alloy, which can not be obtained by normal bimetallic centrifugal casting method, such as a sintering with 88-94% carbide, a HIP sintered metal or a cermet with various carbide or a ceramic composite. The sleeve outer layer makes use of a high-heat expansion alloy, is produced by methods surrounding and molding the bore lining material, or preparing as a piping material in advance and sintering or molding the bore lining material therein, or molding between the bore lining material and the cylinder body, or a backing material.
Patent JP-2002141577-A (JP)
Title: Piezo positioner and sealing method thereof
Inventor: MINAMI NOBUYUKI
IPC: H01L41/23
Filed: 2000-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a piezo positioner which accurately detects displacement even under a vacuum condition. SOLUTION: The piezo positioner is sealed in an enclosure. Here, the piezo positioner is sealed in such a vacuum that a product of the shortest distance from an electrode part of a piezo element inside the enclosure to the enclosure and a pressure inside the enclosure is 0.1 Pa.m or less.
Patent JP-2002148807-A (JP)
Title: Planographic printing plate
Inventor: YOSHIKI TAKENOBU
IPC: G03F7/004
Filed: 2000-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a planographic printing plate with little coating trouble. SOLUTION: The planographic printing plate has a silver halide emulsion layer containing at least one fluorine-containing surfactant and at least one fluorine-free amphoteric surfactant on a surface-roughened and anodically oxidized aluminum base.