baber/WOPTO huggingface dataset:
Patent JP-2002268284-A (JP)
Title: Toner, method for producing toner, two-component developer, method for producing two-component developer and image forming method
Inventor: SUGIMOTO SHOICHI
IPC: G03G9/09
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a toner excellent in the degree of coloring, transparency and electrostatic charge characteristics and a method for producing the toner. SOLUTION: The toner contains a bonding resin, a colorant and an electrostatic charge controlling agent. At least one selected from the group comprising metallic salts of salicylic acid and metallic salts of salicylic acid derivatives is used as the electrostatic charge controlling agent. A master batch pigment obtained by heating and kneading a mixture of a pigment, a bonding resin and water to remove the water is used as the colorant. The drying loss of the master batch pigment at 110 deg.C is 0.01-1.0%.
Patent JP-2002231043-A (JP)
Title: Radio controlled automatic light switching device
Inventor: YAMAKAWA SUMIYO
IPC: H05B37/02
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide an automatic light switching device with radio control function which simplifies the construction of wiring from a photo sensor switch. SOLUTION: A CDS is mounted to a photo sensor switching circuit as a sensor, and a transmission circuit and a transmission antenna are arranged. A storage battery is used as a power source and the power is supplied to the switching circuit. Further, a solar cell is installed and connected to the storage battery in order to cover the power consumption of the storage battery. A receiving circuit is connected to a receiving antenna, and a relay switch is arranged to the receiving circuit in order to switch on and off a street lamp or the like.
Patent JP-2002270087-A (JP)
Title: Method of manufacturing cold cathode field electron emission element and method of manufacturing cold cathode field electron emission display device
Inventor: ISHIWATARI MIKA
IPC: H01J9/02
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a cold cathode field electron emission element preventing easy adhesion of contaminants on side walls of an opening provided in an insulating layer and preventing deterioration of an electron emission characteristic. SOLUTION: In the method of manufacturing the cold cathode field electron emission element provided with a support body 10, a cathode electrode 11, the insulating layer 12, a gate electrode 13 formed on the insulating layer 12 and having a hole part 14A, the opening 14B formed on the insulating layer 12 and communicated with the hole part 14A, and an electron emitting part 15 provided on the gate electrode 11 exposed in a bottom of the opening 14B, the opening 14B is formed on the insulating layer 12 by a dry etching method and then the side walls of the opening 14B are smoothed.
Patent JP-2002277632-A (JP)
Title: Optical compensation sheet, method for manufacturing the same, polarizing plate and liquid crystal display
Inventor: MURAYAMA MASAHIKO
IPC: B29C41/32
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display with few defects occurring on a display screen due to adhesion of dust and with excellent viewing angle characteristics. SOLUTION: The liquid crystal display utilizes an optical compensation sheet composed of a polymer film with an in-plane retardation value in 20-70 nm range, with a retardation value in the thickness direction in 70-400 nm range and with >=1 g scratch hardness of at least one surface thereof.
Patent JP-2002269203-A (JP)
Title: System for manufacturing just-cooked food
Inventor: TAKAHASHI KAZUTAKA
IPC: G06Q30/02
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a sales estimation system in manufacturing just-cooked food. SOLUTION: A result managing system in manufacturing the just-cooked food includes at least one means of a processing means capable of reading sales result data and manufacturing result data from a recording means and computing the number of pieces displayed at a store front at any optional time for every commodity from a difference in the number of pieces for every commodity and a recording means to record the number of commodities at the store front.  An instruction system for the manufacturing work of the just- cooked food includes at least one means of a recording means to record master data and rules referred when determining the contents of a work in advance, a means for selecting a rule based on the number of commodities at the store front read from each recording means, the master data, manufacturing data, and/or sales estimation data, a means for preparing a work instruction by applying the selected rule to the number of commodities at the store front read from each recording means, the master data, the manufacturing result data, and/or sales estimation data, and an output means to output the work instruction.
Patent JP-2002278320-A (JP)
Title: Image forming device
Inventor: TAKECHI RYUTA
IPC: F16C13/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device having a roller of high accuracy which is capable of averting the problem of environmental dependence, decreases resistance fluctuations and is hardly deteriorated in ozone. SOLUTION: The secondary transfer roller 10 or the like is constituted as a multilayered body having an elastic layer 32 and a surface layer 33 on the upper layer of an arbor 31 consisting of arbitrary metal. The elastic layer 32 is formed of a mixture composed of an EPDM, NBR and styrene butadiene rubber (SBR). The surface layer 33 is preferably formed of material, such as fluorine material, having excellent weatherability.
Patent JP-2002273296-A (JP)
Title: Photosensitive body coating apparatus and method thereof
Inventor: HAYASHI MASAKATSU
IPC: B05D7/14
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of unevenness of the coating thickness of a coating liquid applied on the outside surface of a base body for photosensitive body while suppressing the quantity of the coating liquid to be used with a liquid saving tool. SOLUTION: The photosensitive body coating apparatus uses the liquid saving tool 5 and the base body is moved downward to be dipped into the coating liquid in a coating tank 1 and moved upward to be drawn up from the coating liquid in the coating tank 1. An air cylinder 15 supported by a slide rail 144 is elevated by moving a movable member 8 downward to pull a wire 141 near a wire connecting part 81 downward and air in a space 100 of the inside of the base body 6 flows in the direction of an arrow D5 in an air tube 13 and exhausted to an air chamber 160. A wire press parts 171 and 181 are provided between static pulleys 142 and 143 and running pulleys 151 and 152.
Patent JP-2001311956-A (JP)
Title: Liqutd crystal display device and manufacturing method therefor
Inventor: YAMAKITA HIROFUMI
IPC: G02F1/13
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a lateral field system liquid crystal display device realizing high picture quality such as a wide viewing angle, a high-speed response, and high brightness. SOLUTION: This liquid crystal display device is provided with an array substrate 1A on which a common electrode 3, pixel electrodes 4, scanning signal lines 6, video signal lines 5, and semiconductor switching elements 7 are formed, a counter substrate 1B, and a liquid crystal layer 2 held between the array substrate and the counter substrate. A line width of at least either the common electrode 3 or the pixel electrodes 4 is larger than a gap between the common electrode and the pixel electrode 4, and a film thickness of at least either the common electrode 3 and the pixel electrode 4 is thicker than that of at least either the scanning signal line 6 or the video signal line 5.
Patent JP-2002278353-A (JP)
Title: Image forming device
Inventor: HATANO MITSURU
IPC: G03G15/20
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To estimate waiting time required until image formation is available when a power saving state is released while reducing error as much as possible. SOLUTION: When the power saving state is released, a CPU 6 monitors a temperature detection value concerned with the temperature of a heat roller 1, and when the temperature of the roller 1 is being descended, waits for a turning point of the temperature of the heat 1 from the drop to the rise. Then the CPU 6 estimates timing for raising the temperature of the roller 1 up to a temperature at which fixing operation can be started on the basis of a change in the temperature of the roller 1 after turning the temperature of the roller 1 from the drop to the rise.
Patent JP-2002209381-A (JP)
Title: Dc-dc converter and control method therefor
Inventor: NOZAWA TAKESHI
IPC: H02M3/28
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To eliminate expensive parts for cost reduction by reducing a reactive current. SOLUTION: A transformer 4 of a DC-DC converter is formed so that: a series circuit comprised of switching elements 1, 2 is connected between the positive and negative poles of a DC power source 10; a series circuit, comprised of a capacitor 3 and the primary winding 5 of the transformer is connected in parallel with the switching element 2; a tertiary winding 6 and a quartic winding 7 are added to the transformer 4; an on/off signal is supplied to the switching element 2 via the tertiary winding 6; the quartic winding 7 is used as a power source winding for a control circuit 18; and the control circuit 18 detects the timing of switching the positive/negative of the quartic winding voltage and supplies on/off signals to the switching element 1 at this timing. The on-time of the switching element 1 is shortened, thereby reducing the reactive current.
Patent JP-2001298510-A (JP)
Title: Waiting screen display method for radio receiver
Inventor: YANAGIYA HIDEYUKI
IPC: H04M1/00
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a waiting screen display method of a radio receiver, which gives display at the time of waiting to be special message display on a special day for a user individual such as a birthday and can strongly appeal that it is the special day to the user. SOLUTION: In the waiting screen display method of the radio receiver, a setting day and a message and melody, which are suitable for respective days, are made to correspond and they are stored in a message table 24. At the time of waiting, the control part 21 of a decoder 2 collates a present date with the setting day stored in the message table 24. When the present date is matched with the setting day, the message corresponding to the setting day is displayed and corresponding melody is outputted.
Patent JP-2002278065-A (JP)
Title: Photosensitive resin composition and photosensitive dry film resist using the same
Inventor: OKADA YOSHIFUMI
IPC: H05K3/28
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a photosensitive resin composition excellent in workability and adhesiveness, having satisfactory mechanical strength after curing and excellent in heat resistance, to provide a photosensitive dry film resist using the composition and to provide a photosensitive cover lay film laminated board obtained by laminating the dry film resist on a printed board and exhibiting good solid state properties. SOLUTION: The photosensitive resin composition contains (A) a soluble polyimide having a COOH equivalent of 200-3,000, (B) a polyfunctional (meth) acrylic compound and/or its analogue and (C) a photoreaction initiator.
Patent JP-2002281605-A (JP)
Title: Control device for electric vehicle
Inventor: KONDO KEIICHIRO
IPC: H02P27/04
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To appropriately conduct restart control and shifting of the restart control to normal control in speed sensorless control. SOLUTION: A range, which permits inverter frequency to be taken, is divided into a plurality of regions, and the inverter frequency is searched sequentially for each region to determine an estimated initial value. Searching in one region is stopped at a certain fixed period, after a searching starts. From the value of primary frequency obtained at that time, the estimated initial value is determined whether to shift to normal mode, or to start searching in another region.
Patent JP-2002280004-A (JP)
Title: Method of manufacturing for electrode for fuel cell
Inventor: YANO HIDEO
IPC: H01M4/96
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing for an electrode for a fuel cell reducing electric resistance. SOLUTION: A material obtained by mixing conductive base material fibers, flake graphite powder having large aspect ratio, and a binder is used. A molding process forming a sheet serving as the electrode for the fuel cell from the mixture material is contained. The molding process contains a process preparing a first liquid material containing conductive base material fibers, flake graphite powder having large aspect ratio, the binder, and a dispersing medium, and a paper making process forming the sheet serving as the electrode for the fuel cell by the paper making treatment of the first liquid material. By making a flake graphite particle 200 present between conductive base material fibers 100, contact area between base material fibers is considerably increased.
Patent JP-2002272785-A (JP)
Title: Underwear style disposable diaper
Inventor: SUZUKI SEIJI
IPC: A61F5/44
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an underwear style disposable diaper which can prevent a tear line from reaching the external edges even when the tear line runs in the body peripheral direction toward the external edges of both side sections, and wherein the both side sections can be smoothly torn in the longitudinal direction. SOLUTION: For this underwear style disposable diaper 1A, both side sections 7 and 8 wherein front and rear body surrounding regions 18 and 20 are superposed, are connected through a bonding region 11 which extends in the longitudinal direction. The bonding region 11 comprises a first region 13 and a second region 15. In this case, for the first region 13, first heat-welding lines 12, which extend in the body surrounding direction in both side sections 7 and 8, and are densely arranged in parallel in the longitudinal direction, are formed. For the second region 15, second heat-welding lines 14, which are intermittently arranged in parallel in the longitudinal direction on the inside of the first heat- welding lines 12, are formed.  Then, the second heat-welding lines 14 extend in the longitudinal direction, and at the same time, have a longitudinal dimension which is astride at least two of the adjacent first heat-welding lines 12.
Patent JP-2002279235-A (JP)
Title: Customization system for painting
Inventor: KANATSU KOICHI
IPC: G06Q50/00
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a customization system for painting, capable of realizing production of small batches of a variety of products. SOLUTION: A main server 1 decides blending of a painting material based on painting specification information received from selecting terminals 3, 3' and information memorized in a blending determination information storing part 15. Painting price is calculated based on the decided blending of the painting material and information stored in a price calculating information storing part 16 for transmitting quoted price information on the calculated painting price to the selecting terminals 3, 3'. When the main server 1 receives approval information showing agreement with painting purchase by the price disclosed by the quoted price information from the terminals for selecting 23, 3', blending information as information on the decided blending of the painting material is transmitted to a painting plant terminal 4.
Patent JP-2002278892-A (JP)
Title: System and method for managing information
Inventor: SUZUKI KOICHI
IPC: G06Q40/02
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide an information management system and an information managing method for conveniently organizing overflowing information. SOLUTION: This information management system has a processor 72 having a sorting processing program for receiving distribution information to be distributed to a user while associating user identification information for discriminating between the user to be a distribution object and the other users with the distribution information and dividing the distribution information between information needing immediacy and information that does not need immediacy, a distribution information storing means 73 for associating the divided distribution information with the user identification information and storing the divided distribution information,  and a means for extracting distribution information with which received user identification information is associated among pieces of distribution information stored in the storing means 73 in response to the reception of the user identification information, attaching index information for information when there is the information needing immediacy in the extracted distribution information and transmitting the distribution information with the index information attached thereto.
Patent JP-2002288859-A (JP)
Title: Disk device and its tilt detecting method
Inventor: FUJIMOTO SADANARI
IPC: G11B7/095
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To precisely detect the amount of disk tilts without using a tilt sensor. SOLUTION: The amount of the disk tilts is detected based on the asymmetry between an upper and a lower wobble signals included in the output RF difference signal of an optical pickup 5 or based on the symmetry in amplitude of an upper and a lower land prepit signals included in the output RF difference signal. Further, the amount of the disk tilts is detected by the evaluation of the symmetry in the upper peak and lower peak values of the output RF difference signal.
Patent JP-2002288719-A (JP)
Title: Commodity carrying-out door of automatic vending machine
Inventor: FUKAO HAJIME
IPC: G07F9/00
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a high energy-saving effect by enhancing heat insulating performance of a door without impairing the function of the commodity carrying-out door. SOLUTION: This automatic vending machine has the flapper type commodity carrying-out door 7 in a commodity carrying-out port for communicating with a commodity takeout port outside of a magazine by arranging a cooling/heating unit combined with a commodity housing rack, a commodity carrying-out chute, and a magazine inside fan in the magazine of a cabinet formed as a heat insulating casing. A heat insulating cover 10 is laid on a door plate of the commodity carrying-out door 7, and a lightweight heat insulating material 11 such as foaming styrene is filled between the commodity carrying-out door and the heat insulating cover to reduce a heat loss by enhancing the heat insulating performance of the door without impairing the funation of the commodity carrying-out door.
Patent JP-2002289614-A (JP)
Title: Methods for evaluating dielectric film, calibrating temperature of thermal treatment equipment, and manufacturing semiconductor memory device
Inventor: KOYANAGI KENICHI
IPC: H01L21/26
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide methods for evaluating a dielectric film, calibrating thermal treatment equipment, and manufacturing a semiconductor memory device, thereby the crystallinity or the relative permittivity of a dielectric film can be easily estimated without fail, and a time-lapse shift or variation in temperature of the thermal treatment equipment can be calibrated accurately. SOLUTION: When applying thermal treatment to a tantalum oxide film 2 deposited on a silicon wafer 1 in an atmosphere of oxygen in order to improve the crystallinity, the change in the crystallinity or in the relative permittivity of the dielectric film is evaluated by the measurement of the index of refraction using an ellipsometer and the adequacy of the thermal treatment temperature is determined. Particularly when the dielectric film contains the tantalum oxide film 2 whose crystallinity is changed by the thermal treatment and a silicon oxide film 3 whose film thickness is varied by the thermal treatment, it is possible to accurately evaluate the thermal treatment temperature by utilizing the fact that the thermal treatment temperature and the index of refraction of a laminated film can be correlated to each other by a curve that has local maxima and minima points.
Patent JP-2002284474-A (JP)
Title: Passenger conveyor
Inventor: SAITO CHUICHI
IPC: B66B29/06
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a passenger conveyor allowing safely movement of carriers or passengers from a tread to a platform floor and improving the strength of a comb plate. SOLUTION: The passenger conveyor comprises the platform floor 7 having a first slope 13A and a comb plate 14 having a second slope 24 formed on the upper face of a tooth tip portion 21 locatable between cleats 5C of the tread 5 with an inclination greater than that of the first slope 13A of the platform floor 7 and a third slope 25 formed on the tooth tip portion 21 near the platform floor 7 following the second slope 24 with an inclination greater than that of each of the first slope 13A and the second slope 24.  The comb plate 14 has between the tooth tip portions 21 forked teeth 29 having a fourth slope 28 extending from the tooth tip portion 21 to a crossing point P of the second slope 24 and the third slope 25 with an inclination greater than that of each of the slopes 24, 25, and between the forked teeth 29 a streak protruded portion 30 to which the upper face of the tooth tip portion 21 extends.
Patent JP-2002297102-A (JP)
Title: Display
Inventor: YOKOYAMA RYOICHI
IPC: G09G3/36
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To perform accurate display according to a video signal held in a holding circuit by preventing the video signal data from being erroneously written in the holding circuit. SOLUTION: Since an output resistor of a 2nd inverter circuit INV2 of the holding circuit 110 for holding a video signal inputted from a drain signal line 61 is set larger than an on-resistance of a pixel selection transistor TFT72, the variation in the input potential of a 1st inverter circuit INV1 according to the video signal is suppressed so as not to be affected by an output state of the 2nd inverter circuit INV2.
Patent JP-2002299486-A (JP)
Title: Package for storing optical semiconductor element
Inventor: ISHIDA MASANOBU
IPC: G02B6/42
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To enhance mounting reliability for an external circuit board having a relatively large coefficient of thermal expansion and for the package of an optical semiconductor element. SOLUTION: The package for storing an optical semiconductor element comprises an insulating board and a wiring conductor layer, a ceramic wiring board having an optical semiconductor element mounting part on the upper surface of the insulating board, a frame fixed onto the wiring board while surrounding the optical semiconductor element mounting part and provided with a part for introducing an optical signal, a cover member fixed to the upper surface of the frame and sealing the optical semiconductor element, and a terminal for connection with an external circuit board provided on the side of the insulating board opposite to the optical semiconductor element mounting part wherein the coefficient of thermal expansion on the side of the insulating board provided with the connection terminal is set larger than that on the optical semiconductor element mounting side.