baber/WOPTO huggingface dataset:
Patent JP-2002338394-A (JP)
Title: Langasite-type crystal thin film and method of producing the same
Inventor: ABE TOSHIRO
IPC: C04B35/495
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a method of producing a langasite-type crystal thin film, by which the crystal thin film having good crystal orientation similar to that of a single crystal can be produced in a short time and at a good yield. SOLUTION: The method of producing the langasite-type crystal thin film includes a process (step S1) for obtaining mixed powder of La3 Ta0.5 Ga5.5 O14 by mixing lanthanum oxide, tantalum oxide and gallium oxide in the stoichiometric compositional ratio of the langasite-type crystal, a process (step S3) for heating the mixed powder to a temperature higher than the melting point so as to melt and cooling the resulting melt to obtain a crystal, a process (step S5) for pulverizing the crystal, a process (step S7) for forming the resulting powder and firing the formed body to produce a target, a process (step S9) for forming a thin film on a sapphire substrate by RF sputtering the target and a process (step S11) for subjecting the thin film to a heat treatment.
Patent JP-2002342227-A (JP)
Title: Knowledge storage support system and user operation limiting method for the system
Inventor: TOYODA MASAYO
IPC: H04L29/06
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To automatically and efficiently collect and store knowledge, such as personal know-hows, by effectively utilizing a virtual community which is site for exchanging opinions. SOLUTION: A community server 122 classifies and stores messages exchanged by users on a virtual community for each topic. Moreover, the community server 122 is provided with a user operation authority control part 129. The user operation authority limiting part 129 decides the operation authority of the user of each client terminal 11 for each community which is to become the access designation. Then, the user operation authority control part 129 manages a community type indicating the public level for each community and a member type indicating the participation attribute of the user in the virtual community, by using community management information 124, and limits the operation to the community which is the access destination by each client terminal 11 according to the combination of the community type with the member type.
Patent JP-2002339952-A (JP)
Title: Oil dynamic pressure bearing device, and manufacturing method therefor
Inventor: ISHIKAWA MASAYUKI
IPC: F16C33/14
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide an oil dynamic pressure bearing device and a manufacturing method therefor capable of improving the fitness of a shaft to a bearing, improving the oil holding property as a lubricant, preventing the contact of the shaft with the bearing during the start and stop, or during the attitude change, and preventing wear, creak, or seizure. SOLUTION: In this oil dynamic pressure bearing device having a dynamic pressure bearing part in which an oil as a lubricating fluid is filled in a small space between the shaft 11 and the bearing 12, and a dynamic pressure groove 13 for generating the dynamic pressure is formed at least in one side of facing surfaces of the shaft 11 and the bearing 12, abrasion damages 14 in the radial direction occur by the abrasion of the dynamic pressure bearing part. Alternatively, the dynamic pressure groove may be formed only in one side of the shaft 11 or the bearing 12 of the dynamic pressure bearing part, and abrasion damages may occur only on the other side opposite thereto.
Patent JP-2002343115-A (JP)
Title: Multi-eye projector model light implement
Inventor: FUTAGAWA KOJI
IPC: F21Y101/00
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a multi-eye projector model light implement of which the optical design for securing a light distribution characteristic is easy. SOLUTION: It is constituted with a reflector 7, which has the first focus, provided in a light implement room 3 formed with a lamp housing 2 and an outer lens 4, a bulb 8 held at the reflector 7 so that it may have light emitting part 8a near the first focus of the reflector 7, and two or more inner lenses 10 to 12 are arranged between the bulb 8 and the outer lens 4. Moreover, two or more of these inner lenses 10 to 12 are arranged with preparing level differences in the vertical direction.
Patent JP-2002037752-A (JP)
Title: Vinyl ether-containing curable hybrid electron donor compound
Inventor: MUSA OSAMA M
IPC: C07C323/12
Filed: 2001-05-17
Abstract: PROBLEM TO BE SOLVED: To obtain a new hybrid electron donor compound useful for an adhesive. SOLUTION: This compound is represented by general formula (1) [(m) and (n) are each 1-6; Ar is an aromatic ring; R1 to R3 are each hydrogen, an alkyl group, or the like, R4 to R6 are each hydrogen, methyl group or ethyl group; G is OR7, SR7, N(R1)(R2) or the like; R7 is Ar or an alkyl group; Q is a 1-12C alkyl group; X is S, O or the like; Z is an alkyl group, or the like].
Patent JP-2002341878-A (JP)
Title: Data distribution system, terminal device and distribution center device
Inventor: KOYATA TOSHIHIRO
IPC: G06Q50/10
Filed: 2001-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a new service for each entrepreneur which provides digital signal. SOLUTION: Each of main server 10(1), 10(2) and 10(3) reads digital contents data according to a request from a hard disk 12 to provide them to the music server system of a sender when an entrepreneur identifier extracted from digital contents data being coded data, and transmitted from a music server system is identical with that of own identifier stored in a entrepreneur identifier memory 16, thereby the new service is provided only to its own customer.
Patent JP-2002341783-A (JP)
Title: Display filter in electronic image display device
Inventor: MURAOKA KOJI
IPC: G02B1/11
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a display filter required for electronic image display device which cuts off reflected light and an electromagnetic wave, is low-cost and effective. SOLUTION: The display filter consists of a rectangular grating-shaped checker pattern printing, directly disposed on the outermost surface of a display screen of the electronic picture display device or disposed on a film attached to the outermost surface, which has 5-50 μm line width and 0.08-0.20 mm distance between lines and is composed of a frosting ink with <=6 value and <=9 chroma with respect to a hue ranging 5GY-5R (a side including B) in a Munsell color circle and with <=8 value and <=10 chroma with respect to a hue ranging 5BG-5PB (a side including B) or of the frost ink containing 5-70 wt.% conductive metal powders with 0.1-3 μm particle size.
Patent JP-2002047099-A (JP)
Title: Method for producing single crystal and piezoelectric element
Inventor: SATO JUN
IPC: H01L41/39
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a single crystal expressed by the composition formula, M3NbGa3Si2O14 (M is an alkali earth metal) and having a sufficient quality necessary for a piezoelectric material. SOLUTION: This method for producing the single crystal comprises bringing a crystal orientation plane inclined at an angle of 50.8-90 degrees from [001] axis of a seed crystal into contact with a melted liquid in a crucible, and pulling up to grow the single crystal expressed by the composition formula, M3NbGa3Si2 O14 (M is an alkali earth metal) at the lower end of the seed crystal. The obtained single crystal can suitably be used for the components of various piezoelectric elements such as a resonator and a filter.
Patent JP-2002337770-A (JP)
Title: Locating device
Inventor: OMOTO YOSHIKAZU
IPC: B23P21/00
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To provide a locating device capable of confirming and detecting the presence/absence of a car body panel as an object to be located and the type of the car without an exterior type sensor. SOLUTION: A motor-driven direct acting type actuator 5 for driving a clamp arm 13 housed in a locating pin 9 has a function of detecting the axial position of an output rod 19. The locating pin 9 can correspond to positioning of one or more types of car body panels W, and the respective car body panels are different in board thickness with every type of car body panel. The type of the car body panel W is discriminated depending upon the presence/absence of the car body panel W and a board thickness difference from a stroke change of the clamp arm 13 in clamping.
Patent JP-2002352603-A (JP)
Title: Led lighting system
Inventor: YAMAMOTO YUTAKA
IPC: F21S2/00
Filed: 2001-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an LED lighting system capable of utilizing as a rod-shaped lighting display segment and illuminating a wide angle range by using an LED device comprising at least one diode. SOLUTION: This LED lighting system is equipped with a rod-shaped light guide made of a transmissive material; and LED device comprising at least one diode positioned on the upper round lower square end surface of the rod- shaped light guide and arranged so as to emit light from the upper round lower square end surface of the rod-shaped light guide to the inside. An inclined flat surface is formed in the rod-shaped light guide with a suitable angle to the axial center, many crossing grooves extending in the axial direction from the inclined surface are installed, and a reflecting surface reflecting parallel light beams emitted from the upper round lower square surface in the upper round direction perpendicularly crossing to the axial center of the rod-shaped guide is installed in the bottom of each crossing surface.
Patent JP-2002350623-A (JP)
Title: Method for manufacturing diffraction optical element
Inventor: TOYAMA NOBUTO
IPC: G02B5/18
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a step-like diffraction optical element by which no wall or groove is formed in the boundaries of steps on the element face and sufficient diffraction efficiency of light can be obtained even when the positioning accuracy in the processes of dry etching does not satisfy the required level in a plurality of dry etching processes in the manufacture of the step-like diffraction optical element. SOLUTION: The method includes a dry etching process (A) and a wet etching process (B). In the process (A), the process of dry etching with plate making treatment is repeated for required number of times so as to process the raw material into the state where walls or projections narrowing the region of the respective steps remain on the boundaries of the steps of the step part to be formed. In the process (B), the whole face of the raw material where the walls or projections remain is subjected to wet etching to remove the walls or projections.
Patent JP-2002346300-A (JP)
Title: Laundry business system
Inventor: MIURA SHIGEHIRO
IPC: D06F95/00
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To average a cleaning work and to enhance its efficiency in a cleaning business system with clothes and blankets to be cleaned. SOLUTION: A customer requests the cleaning of soiled things to a cleaner. The cleaner packs the soiled things by oxygen free and requests a warehouseman to keep them for a keeping period by considering the congesting situation of cleaning requests. The warehouseman keeps the soiled things for the keeping period and returns them to the cleaner. The cleaner cleans them and hands them over to the customer. The cleaning work is left and performed in the off-season as much as possible by leaving the soiled things to the warehouseman for a prescribed period during busy times and, then, starting the cleaning work.
Patent JP-2002352346-A (JP)
Title: Fire sensor
Inventor: NISHIKAWA NAOYUKI
IPC: G08B17/107
Filed: 2001-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a fire sensor of photoelectric smoke sensing type capable of reducing effect of stray light. SOLUTION: The fire sensor includes a smoke sensing chamber S of which a periphery is surrounded by a labyrinth wall 9 for allowing smoke to enter from an outside and preventing incidence of external light, a prism lens 12 on a light emitting side arranged in the smoke sensing chamber S for applying light from a light emitting diode to the smoke sensing chamber S, a prism lens 13 on a light receiving side arranged in the smoke sensing chamber S so that an optical axis L2 crosses with an optical axis L1 of the prism lens 12 on the light emitting side at a predetermined angle for converging scattered light scattered by a particle of the smoke entering the smoke sensing chamber S to a photodiode,  and a light shielding wall 24 provided between a part of the labyrinth wall 9 positioned in front of the prism lens 13 on the light receiving side in an optical axis direction and the prism lens 12 on the light emitting side.
Patent JP-2002351159-A (JP)
Title: Image forming device
Inventor: GOTO HIROSHI
IPC: B65H85/00
Filed: 2001-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost image forming device capable of automatic both-sided printing. SOLUTION: The image forming device is provided with a fixing drive transmission mechanism (power transmission means) C. The fixing drive transmission mechanism has a first motor (first drive source), rotatable in the normal and reverse directions, which drives an intermediate paper ejection roller (switchback carrying means) 13a and a fixing unit 12. The fixing drive transmission mechanism also has a second motor (second drive source) 18 which drives at least a drive part of an image forming section A1. When the first motor 21 rotates in the normal direction, a drive force is transmitted to the fixing unit 12 from the first motor 21. When the first motor 21 rotates in the reverse direction, the drive force is not transmitted to the fixing unit 12 from the first motor 21.
Patent JP-2002348111-A (JP)
Title: Method for producing activated carbon
Inventor: UEDA HARUHISA
IPC: B01D53/94
Filed: 2001-05-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an activated charcoal with a high strength, which has a high absorbability and an excellent desulfurization capability and is bearable to a recycling use in a dry desulfurization and denitration process in a moving bed system. SOLUTION: A main material, which is a semi-coke prepared by applying a low-temperature carbonization to a coal at temperatures of 300-600 deg.C, and an auxiliary raw material, which is a coal having a caking property, are subjected to a mixing and forming process with a binder, so as to produce a formed product. The formed product is made into an activated carbon through carbonization and activation. A coal having a mobile hydrogen content of 30% or less, which is calculated from the result of NMR measurement at a temperature in a softened and melted state, is used as the raw material coal of the semi-coke which is the main material. A coal having a mobile hydrogen content of 35-45%, which is calculated from the result of NMR measurement at a temperature in a softened and melted state, is used as the coal having a caking property which is the auxiliary raw material.
Patent JP-2002354922-A (JP)
Title: Bush cutter
Inventor: IWATANI MASAAKI
IPC: A01D34/73
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To make the transmission of the adjusting power of an adjusting rod for adjusting an undulation angle of a cutting blade precise, and further to regulate the adjusting rod so as not to contact the periphery members by vibration. SOLUTION: This bush cutter is obtained by supporting the cutting blade 2 for cutting materials to be cut by rotating at the tip part of a frame pipe 1, and slidably arranging the adjusting rod 6 for adjusting the undulation angle of the cutting blade 2 in the interior of the frame pipe 1. The supporting point of the cutting blade 2 by the frame pipe 1 is positioned at the point remote from the extended line of the center of the frame pipe 1. The adjusting rod 6 is arranged in the center of the frame pipe 1 so as to protrude from the end opening of the frame pipe 1, and joined to the cutting blade 2.
Patent JP-2002358522-A (JP)
Title: Device, method and program for supporting image selection
Inventor: SHIRATANI FUMIYUKI
IPC: G09G5/36
Filed: 2001-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a device, method and a program for supporting the efficient selection of, especially, the good picture of a portrait from a large amount of images. SOLUTION: In one embodiment of the present invention, the system is provided with a image register analyzing part consisting of an image input part, an extracting part for extracting an area having a peculiar feature in the inputted image, a judging part for judging whether the area with the extracted feature is a specified area or not and an area deciding and storing part for deciding a rectangular area which comprises the specified area and stores the vertex positions in a memory, with a image display part consisting of a reading part for reading the vertex positions of the rectangular area including the specified area which is stored in the memory, a display part for magnifying the read specified area including area and displaying it,  a thumbnail display part for reducing the inputted image and displaying it and an original image display part for magnifying the inputted image and displaying it and, then, with an image selection support device consisting of an image selecting part for selecting the image which user desires by the user and a storage part for storing the selected image which the user desires in the memory.
Patent JP-2002362281-A (JP)
Title: Head protecting air bag device
Inventor: TANASE TOSHINORI
IPC: B60R21/213
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a head protecting air bag device capable of installing an air bag smoothly between the occupant and the window even if the sits leaning on the rim of window inside a cabin. SOLUTION: The head protecting air bag device S1 is equipped with the air bag 51 and a pay-out material 38. The air bag 51 is accommodated on the side with upper rim of each window WF of a vehicle and developed and inflated in such a way as covering the inside of the cabin I of the window WF when the inflating gas from an inflator flows in at the time of actuation. The pay-out material 38 is accommodated at the rim of the window WF, paid out therefrom when a pretensioner is actuated, and located in the position on the outside of the cabin 0 of the air bag 51 at the completion of the development and inflation. The pay-out material 38 rises from the lower member DW of the window rims and draws up the occupant M leaning on the window rims. The air bag 51 is developed and inflated in a position between the drawn-up occupant M and the window WF.
Patent JP-2002357333-A (JP)
Title: Temperature/humidity adjusting device
Inventor: AOYAMA SHIGEO
IPC: F24F1/00
Filed: 2001-06-04
Abstract: PROBLEM TO BE SOLVED: To ensure effective heat exchange by bringing heat exchange gas to a direct contact with a heat medium. SOLUTION: There are connected annularly a plurality of parallel connected direct contact heat exchangers 10a, 10b installed in a multiple steps vertically where a fluid heat medium 11 and heat exchange gas Air are brought into a direct contact for heat exchange, a space 17 to be air-conditioned, and an air fan apparatus 14, and there are annularly connected the plurality of the parallel connected direct contact heat exchangers 10a, 10b and a cold/warm water producer 20 for heating or cooling the heat medium 11 and for circulating the heat medium 11 among the plurality of the parallel connected direct contact heat exchangers 10a, 10b. Hereby, the amount of heat exchange can be increased, and the flow rate of the heat exchange gas Air by the air fan apparatus 14 is easy to assure, and further the heat exchange as Air can be cleaned.
Patent JP-2003001242-A (JP)
Title: Method for removing environmental hormone
Inventor: OBARA KENJI
IPC: B03C1/00
Filed: 2001-06-04
Abstract: PROBLEM TO BE SOLVED: To provide a capturing material for removing environmental hormone excellent in treatment efficiency, capable of capturing environmental hormone in large quantities and reutilizable for capturing environmental hormone after separating captured environmental hormone. SOLUTION: When environmental hormone is removed from a liquid tank 1 containing hydrophobic environmental hormone, hydrophobic magnetic particles having hydrophobia groups on the surfaces are put in the liquid tank 1 to adsorb the environmental hormone, the hydrophobic magnetic particles with the adsorbed environmental hormone are magnetically captured by a capturing means 3 and removed from the liquid tank 1, and the environmental hormone is separated from the hydrophobic magnetic particles with the adsorbed environmental hormone in a separation tank 4.
Patent JP-2002363777-A (JP)
Title: Etching agent for copper or copper alloy, and etching method therefor
Inventor: ONO HIDEICHIRO
IPC: C23F1/34
Filed: 2001-06-05
Abstract: PROBLEM TO BE SOLVED: To provide an etching agent for smoothening the surface of copper under a mild condition, and to provide an etching method for smoothening the surface. SOLUTION: The etching agent for copper or a copper alloy consists of an aqueous solution containing hydroxylamine keeping the solution alkaline, and suppressing the decomposition of an oxidizer, an oxidizer for oxidizing copper, and accelerating its dissolution into the solution, ammonium salt feeding ammonia ions into the solution, and accelerating the dissolution of copper, and an azole compound suppressing the dissolution of copper in the vertical direction, and accelerating the dissolution of copper in the horizontal direction.
Patent JP-2002081953-A (JP)
Title: Method for regulating zoom of chart display system of vehicle
Inventor: HESSLING MATTHIAS
IPC: G08G1/0969
Filed: 2001-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a method for regulating a zoom of a chart display system of a vehicle and to enhance flexibility of the system of this type. SOLUTION: The zoom is regulated depending upon a variable zoom coefficient capable of being calculated by the chart display system.
Patent JP-2002360875-A (JP)
Title: Pachinko machine
Inventor: SAKAI TOMOKAZU
IPC: A63F7/02
Filed: 2001-06-07
Abstract: PROBLEM TO BE SOLVED: To provide a pachinko machine in which the operating part of a ball release device can be surely operated when an operation pin of an ordinary length is inserted into an operation hole provided on a thick front frame. SOLUTION: A pressing operation piece 92 is projectingly provided on the front side of the pachinko machine. Insertion of an operation pin T into an operation hole 2c in the pachinko machine pressingly operates the piece 92 which in turn operates an indirect operation piece 91 indirectly operating an operation part S operating a ball release device 61.
Patent JP-2003004634-A (JP)
Title: System for measuring unburnt content in ash
Inventor: TARUI HITOSHI
IPC: G01N21/63
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a novel system for measuring an unburnt content in ash which can measure the unburnt content in ash in a boiler in real time with the use of an LIBS apparatus. SOLUTION: In a sampling line branching from a combustion gas line of the boiler, there are interposed sequentially from the upstream side to the downstream side of the line, first ejectors 20a and 20b for sucking a sample gas, a cyclone 21 for separating and collecting an ash content from the sample gas sucked by the first ejectors 20a and 20b, and a second ejector 22 for sucking the ash content separated and collected by the cyclone 21. Moreover, the LIBS apparatus 4 is interposed in the line between the cyclone 21 and the second ejector 22, which applies laser beams to the ash content flowing in the line, turns the composition component to plasma, brings a plasma light generated from the plasma to a spectrometer, and measures the unburnt content in the ash from a spectral light separated by the spectrometer.