baber/WOPTO huggingface dataset:
Patent JP-2002246689-A (JP)
Title: Method of manufacturing semiconductor ring laser
Inventor: ONISHI TOSHINOBU
IPC: H01S5/10
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor ring laser which can reduce an oscillation threshold value with a good manufacturing efficiency. SOLUTION: As shown in (d), a photoresist pattern of a ring shape having a width of 5 μm is formed and etched deeper than an MQW active layer 4 from a P-electrode 7 by dry etching such as RIBE(reactive ion beam etching). An etching surface is vertical to a substrate. As shown in (e), next, the photoresist is used as it is and proton ions are implanted thereinto while rotating the semiconductor substrate. The ion implantation direction is different from a direction vertical to the semiconductor substrate surface. Thereafter, resist 8 is peeled off. Then an SINx film or the like is deposited as a passivation film 14 by a plasma CVD process.
Patent JP-2002242593-A (JP)
Title: Cutter bit exchanging method for shield machine
Inventor: HIRAI MIKIO
IPC: E21D9/087
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a cutter bit exchanging method for a shield machine, which can safely and easily carry out exchange of cutter bits without requiring a large work space on the ground at a low cost and in a short period of time, irrespective of a tunnel bore. SOLUTION: The shield machine 1 has a cutter ring 10 having a cutting bit 11 at its front edge, and the cutter ring 10 is arranged on the periphery of a tunnel excavating cutter 4 in a manner being protrudable from a shield machine main body 1a in a frontward direction of the cutter 4. Tunnel excavation is carried out by using the shield machine 1 thus formed. Then, an impervious underground wall 20 is constructed by using a hardener such as concrete at a location to which the shield machine is expected to drive, and the excavation of the shield machine 1 is stopped immediately before the underground wall. Then, the cutter ring 10 is rotatively protruded, and the underground wall 20 is circularly cut by the tip of the cutter ring, followed by fitting the tip of the cutter ring 10 into the circular groove thus formed.  Thereafter, earth and sand in the cutter ring 10 is discharged, and then exchange of the cutter bits 5 is carried out in a dry work space 22 defined by the tunnel excavating cutter 4 and the underground wall 20.
Patent JP-2002259533-A (JP)
Title: Automatic pickup system of waste product
Inventor: ICHIKAWA MASAMICHI
IPC: G06Q50/00
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To allow performing pickup for waste-disposal including home- electronic appliance large in size from personal residences also without any restrictions on pickup times and places for applicants by applying waste-pickup via the Internet. SOLUTION: In an automatic system of waste product, a user terminal 1 applies the waste-disposal on a screen. A control center 2 controls the whole of the waste-disposal. A pickup agency 3 picks up wastes. A terminal at convenience store 4 is designated as a place for pickup. A manufacturer 5 agrees on a contract of delivery targets with the agency 3. A credit company 6 makes payment. A bank 7 makes cash payment. A network 10 connects the terminal 1, the center 2, the agency 3, the terminal 4, the manufacturer 5, the company 6 and the bank 7 through a communication network.
Patent JP-2001291851-A (JP)
Title: Method for manufacturing semiconductor member
Inventor: SAKAGUCHI KIYOBUMI
IPC: C23C16/24
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor member whose productivity is excellent and whose quality is high without the influence of any flow pattern defect or COP(crystal originated particles) at the time of obtaining a single crystal semiconductor layer whose crystallinity is excellent on a substrate such as an insulating substrate. SOLUTION: This method comprises a process for preparing a first substrate having a silicon substrate 11, an epitaxial silicon layer 12 arranged on the silicon substrate, an oxide silicon layer 13 formed on the epitaxial silicon layer, and an ion injection layer 14 formed on at least one of the silicon substrate and the epitaxial silicon layer, a process for plasma treating the surface of the oxide silicon layer, a process for attaching the first substrate and the second substrate so that a multi-level structural body in which the oxide silicon layer can be positioned inside can be obtained, and a process for separating the multi- level structural body in the ion injection layer.
Patent JP-2002256763-A (JP)
Title: Automatic door device
Inventor: INOUE MASANORI
IPC: E05F15/14
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a sliding door type automatic door device capable of adjusting the closing position of a moving door to a desired position and properly adjusting the overlapped state of the stiles of moving doors in the closed state when the automatic door device comprises a plurality of interlocked moving doors. SOLUTION: In the double sliding door type automatic door device 1 having an opening/closing mechanism 6 interlockingly and slidingly opening or closing two moving doors 2 and 3, the positions of a first pulley 25 and a second pulley 26 arranged on a pulley base 24 can be adjusted in the moving direction of the moving door 2 at a size smaller than the teeth pitch of a toothed belt 27.
Patent JP-2002262157-A (JP)
Title: Multiple focus omnidirectional image pickup device
Inventor: YAGI YASUSHI
IPC: G06T1/00
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a multiple focus omnidirectional image pickup device that can eliminate an optical blur by changing a focus so as to decrease astigmatism in the case of omnidirectional image pickup of a mirror system. SOLUTION: In the multiple focus omnidirectional image pickup device that uses a hyperboloidal mirror 11 reflecting an omnidirectional image, a light receiving lens 12, and an image pickup element 13 to acquire the omnidirectional image, a range of an acquired image is split into two or more and the focal position of the imaging device 13 is changed to reduce the astigmatism and obtain an optimum image focus.
Patent JP-2002227564-A (JP)
Title: Insect proof device of sash without outdoor lower frame flat rail
Inventor: TAI TOSHIO
IPC: E06B9/52
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a wire screen and a shoji structure having high insect proof property for preventing the invasion of insects into a room through a clearance between a lower frame of the wire screen and a lower frame for a shoji and a lower frame of a sash. SOLUTION: A suspension piece is provided on an indoor side wall of the lower frame of the wire screen and is contained in a recessed part of a lower frame for wire screen provided on an outdoor side of an upper face of the lower frame to form an insect suppressing line A. A outer shoji slide piece is provided on an indoor side wall of the lower frame of an outer shoji and faces an outer shoji slide groove provided on the upper face of the lower frame to form an insect suppressing line B. An outer shoji door contact lower part tight piece is provided between a bottom part of an outer shoji door contact frame and a lower frame flat face to form an insect suppressing line C. The insect suppressing lines A, C, B are continuously connected when the outer shoji is opened and the wire screen is set in its opening part.
Patent JP-2002257800-A (JP)
Title: Ultrasonic flaw detection method and device for square billet
Inventor: FUKUI ATSUSHI
IPC: G01N29/04
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To solve the problems in a conventional flaw detection method for performing a flaw detection from four side surfaces of a square billet that the equipment cost is increased because of the necessity of a number of probes, and it is difficult to keep the precision of the probes and tracking mechanism part provided on the two lower side surfaces for a long period. SOLUTION: In this ultrasonic flaw detecting method and device, the inner part of the square billet K is flaw-detected by use of vertical probe groups a and b, and the surface and subcuticular blind band h of the square billet K which is not flaw- detectable by this flaw detection is flaw-detected by use of a surface wave probe, and the blind bands n1, n2, n3 and n4 of the square part subcuticular inner part of the square billet K which is not flaw-detectable by this flaw detection and the flaw detection by the vertical probe groups a and b are detected by use of vertical wave oblique probes, and these flaw detections are performed from two adjacent side surfaces of the longitudinally carried square billet.  Accordingly, since the flaw detection can be performed from the two adjacent side surfaces of the square billet, the set of a number of probes can be dispensed with to reduce the equipment cost. Since the probes and tracking mechanism part are provided only on the upper side surfaces, the precision can be kept for a long period.
Patent JP-2002256435-A (JP)
Title: Silicon carbide substrate and manufacturing method therefor, substrate for magnetic head, and magnetic head slider
Inventor: OU USOU
IPC: C01B31/36
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a silicon carbide substrate with a little residual stress superior in machinability as well as in mechanical reliability and heat dissipation property, and a manufacturing method therefor, and to provide a substrate for magnetic head, and a magnetic head slider therewith. SOLUTION: The silicon carbide substrate comprises a silicon-carbide crystal body including α type and β type, and the amount of metal impurities of 100 ppm or less, having a maximum pore size of 2 μm or less, and a Si/C ratio of 0.95-1.05, and is characterized in that crystal particles of 5 μm or less occupy volume of 5% or more, and crystal particles of 50 μm or more occupy volume of 20% or less, in a particle size distribution based on observations for a substrate plane.
Patent JP-2002260080-A (JP)
Title: Vending machine
Inventor: SATO HIROYUKI
IPC: G07F9/10
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To shorten the time taken until the whole commodity temperature reaches a preset temperature by reducing variation in amount of time taken until the commodity temperature reaches a preset temperature when the commodity in the commodity storehouse is cooled or heated, and to sell the commodity kept at the right temperature in selling the commodity. SOLUTION: This vending machine is provided with a cooling temperature device having a blower, a wind direction varying device for varying the direction of wind sent from the blower, a gas quantity varying means for varying the quantity of gas sent from the blower, a preset temperature changing means and a control means for controlling the means, a plurality of temperature sensors for detecting the temperature of the plurality of portions in a commodity storehouse, and a carry-out number detecting means for detecting the number of carried-commodity in a plurality of commodity columns. In the cooling temperature device, the control means controls the wind direction varying device, the gas quantity varying means and a preset temperature according to the temperature sensor and the carry-out number detecting means.
Patent JP-2002263474-A (JP)
Title: Manufacturing device and manufacturing method for superfine particle
Inventor: TAKINOSAWA HIROOMI
IPC: B01J19/08
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide the manufacturing device and manufacturing method of superfine particles by which productivity is improved, a manufacturing cost is reduced, energy efficiency is improved, the manufacturing device is simplified, reliability is improved, the restrictions of a raw material are reduced and impurities are reduced. SOLUTION: This manufacturing device of the superfine particles is provided with a plasma arc generation means 6a having two shifting type plasma torches 4a and 4b provided with acting gas blow-off nozzles 2a and 2b and electrodes 22 and 23, a current power source 5 disposed in a circuit 21 connected to the electrodes 22 and 23, a short-circuit body 24 mutually short-circuiting the electrodes 22 and 23 and a short-circuit body moving means 25 and which a reacting/cooling gas blow-off nozzle 9 for blowing reacting/cooling gas to evaporative gas generated by exposing a plasma arc generated from the shifting type plasma torches 4a and 4b to a raw material body 3 to be the raw material of the superfine particles.
Patent JP-2002258252-A (JP)
Title: Manufacturing method of plastic liquid crystal panel
Inventor: TAJIMA EIICHI
IPC: G02F1/1333
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a plastic liquid crystal panel at the minimum investments in equipment and the lower cost by using a current glass plate process. SOLUTION: The manufacturing method of the plastic liquid crystal panel comprises a patterning process of a transparent electrode formed on plastic boards 13 and 14, a forming process of an orientational film, an orientation treatment process of the orientational film, a forming process of both a gap agent and a sealant, a superposition process, and a liquid crystal injection process. It is characterized by that the plastic boards 13 and 14 are attached to support bases 11 and 12 with an adhesive 15 to perform from the patterning process of a transparent electrode up to the orientation treatment process of the orientational film at the minimum.
Patent JP-2002260944-A (JP)
Title: Formation method of contact hole
Inventor: RI MORIHARU
IPC: H01L21/3205
Filed: 2001-03-06
Abstract: PROBLEM TO BE SOLVED: To obtain a formation method of through and contact holes suitable for mass production. SOLUTION: In the formation method of the contact holes, before an individual element is subjected to dicing, the through hole is formed on a glass substrate 1 by wet etching, and an electrode pad is formed inside and near the through hole.
Patent JP-2001325501-A (JP)
Title: On-line gift method
Inventor: IKEDA FUMIKO
IPC: G06Q30/06
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To provide an on-line gift method which enables even users who are actually at a distance from each other to select and send a gift commodity as if they actually met each other and found the commodity while having a conversation, and to demand payment devided equally from the users. SOLUTION: This is a method for presenting a gift commodity by using a communication network and uses who present the gift commodity share a virtual space using the communication network and symbols defined by the users in the virtual space and exchange messages in the virtual space to select and present the gift commodity to a presented person (step 200), and the payment demanding person demands the payment devided equally from each of the users (step 420).
Patent JP-2002262633-A (JP)
Title: Mobile traveling-type mowing machine
Inventor: FUJIMOTO KENICHI
IPC: A01D34/47
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a mobile traveling-type mowing machine for mowing lawn planted on the ground by making a traction travel with a traveling truck 7 of a reaping mechanism 9 equipped with a rotary-type cutting blade 13 and the corresponding receiving blade 16 between two parallel ground rollers 11 and 12, and designed to prevent the above rotary-type cutting blade 13 and the receiving blade 16 from being damaged or the mowing machine itself from being unable to travel due to falling into a groove in the ground. SOLUTION: This mobile traveling-type mowing machine has the following construction: the outside portions off both the left and right ends of the above- mentioned rotary-type cutting blade 13 are provided respectively with sleigh bodies 21 extending rectangularly to the axis of the rotary-type cutting blade 13 so than the respective undersides of the sleigh bodies are located between the respective undersides of both the ground rollers and the above-mentioned receiving blade and both the front and rear ends of both the sleigh bodies are rotatably mounted on the both the ground rollers 11 and 12.
Patent JP-2001344601-A (JP)
Title: Picture processor and picture processing program
Inventor: OZAWA AKIO
IPC: G06T5/20
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To adapt the contrast and the luminance of the whole picture to the sensibility of a human eye. SOLUTION: Opening processing and closing processing are given to an original picture to make the average of the result of opening processing and the result of closing processing a blurred picture as luminance correcting reference (S2). Then, the ratio of a luminance upper limit value with respect to a difference between the luminance upper limit value and the blurred picture is multiplied to a difference between the blurred picture and the original picture to correct the luminance of the original picture (S3). Therefore while lowering the luminance of a high luminance part occupying a prescribed area, the luminance of the original picture is corrected based on the blurred picture improving the contrast of the part, the contrast and the luminance of the whole picture can be adapted to the sensibility of the human eye.
Patent JP-2002151303-A (JP)
Title: Resistor and its manufacturing method
Inventor: MATSUKAWA TOSHIKI
IPC: H01C1/14
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a resistor which has a high reliability to improve the adhesive strength between first and second thin films that form a side electrode. SOLUTION: A side electrode 14 of a resistor is formed on the side of an end side edge of a substrate 11 and has a multilayered structure, comprising first thin film 18 which is formed of either of Cr thin film, a Ti thin film, a Cr-based alloy thin film, and a Ti-based alloy thin film that have high adhesive property with respect to the substrate 11, a second thin film 19 formed of a Cu-based alloy thin film, a first plated film 20 formed of nickel plating, and a second plated film 21.
Patent JP-2002278610-A (JP)
Title: Tool interference checking device and its method
Inventor: MORI MINORU
IPC: B23Q15/00
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a tool interference checking device capable of checking the interference of the taper part of a ball end mill and a work by preliminary simulation. SOLUTION: A tool interference checking device 20 simulates the movement of a ball end mill 17 and the finished shape of a work. This tool interference checking device 20 calculates a moving orbit face 31 from the moving orbit of a center line 30 passing through the ball end mill 17, and projects the orbit of the ball end mill 17 itself on the finished shape of the work, and prepares a checking point 60A at the projected part. Then, this device 20 detects a closest point 61A being a point on the moving orbit face 31 which is closest to the checking point 60A, and compares a distance between the checking point 60A and the closest point 61A with the radius of the ball end mill 17 with the closest point 61A as a center in order to check the interference of the ball end mill 17 and the finished shape of the work.
Patent JP-2001276369-A (JP)
Title: Game machine
Inventor: FUJII NORIO
IPC: A63F7/02
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To dissolve various inconveniences due to the delay of payout and to simplify a structure, etc., in a game machine provided with a game panel composed by providing winning ports where a game ball can enter. SOLUTION: On the game panel 3 of a pachinko machine, an operation port unit and a big winning port unit are provided. The operation port unit is provided with an operation port and operation gate of game balls and blades are supported so that they are openable/closable at the entrance of the operation port. The big winning port unit is provided with a big winning port and a shutter. Further, on the side part of the game panel, a general winning port unit provided with a general winning port is provided. Individual detection switches 32-38 or the like detect the entry of the fame all to the winning port and lead out a command for performing the payout of gift balls on the basis of the detection.
Patent JP-2002232714-A (JP)
Title: Dither mask generating system
Inventor: ABE YOSHITO
IPC: H04N1/52
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a dither mask generating system to generate a dither mask which does not cause moire or rosetta patterns, can transfer ink satisfactorily, and keeps the consistent gray level characteristic in order to obtain high definition half-tone images of high quality, a produced dither mask, half-tone images obtained by using the dither mask, and printed matters. SOLUTION: This dither mask producing system comprises a mask storage means for storing a dither mask, a block division means for dividing the dither mask into blocks, a random number generating means for allocating random numbers to pixels in those blocks, an evaluation function value computing means for computing the variations in the evaluation function values before and after the exchange of two pixel values that were selected from each block by the random numbers, an exchange determination means for deciding whether the exchange should be performed based on the differences, a pixel value exchange means for exchanging the pixel values based on the result by the exchange determination means, and a process repeating means for repeating those processes.
Patent JP-2002279644-A (JP)
Title: Hologram recording medium, hologram recording method and hologram recording and reproducing device
Inventor: TANAKA SATORU
IPC: G11B7/0065
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a hologram recording method by which an interference pattern can be recorded in a volumetric holographic memory with high density and to provide a recording and reproducing device. SOLUTION: In the hologram recording method wherein a plurality of refractive index grating areas corresponding to a part of a three dimensional optical interference pattern of a coherent signal light beam and a coherent reference light beam of a first wavelength modulated according to information data are formed, in a recording medium consisting of a photorefractive crystal of a uniaxial crystal having a parallel-plate-shape, the signal light beam and the recording reference light beam cross each other in the internal part of the recording medium,  and the recording medium is irradiated with a gate light beam having a second wavelength and developing the recording sensitivity of the recording medium in such a manner that the gate light beam passes through the part of the recording medium where the signal light beam and the recording reference light beam cross each other so that a volume smaller than the volume of the relevant part is defined.
Patent JP-2002282177-A (JP)
Title: Sucker for vacuum cleaner
Inventor: SAKAI DAISUKE
IPC: A47L9/04
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust air circulating sucker with high performance. SOLUTION: An extension pipe is provided with a freely attachable and detachable connection pipe 20, an inside connection pipe 22 is provided inside the pipe 20, and an outside connection pipe 24 forming a first exhaust channel 23 is provided in the interval with the outer periphery of this inside connection pipe 22. Then, a sucker 25 is linked to the inside connection pipe 22, and a sucker cover 28 is provided to cover the outer peripheral face of this sucker 25.