baber/WOPTO huggingface dataset:
Patent JP-2000352700-A (JP)
Title: Optical waveguide device
Inventor: JOHNSTON WILBUR DEXTER
IPC: G02F1/035
Filed: 2000-04-06
Abstract: PROBLEM TO BE SOLVED: To provide an optical waveguide device having a stable performance over a long time in a fluctuating temperature range. SOLUTION: This optical waveguide device is provided with a substrate 11 including a pyroelectric crystal, and at least a part of bulk resistance of the substrate is 1013 Ω.cm or less. In the method for manufacturing the optical waveguide device, the substrate including a pyroelectric crystal having a certain bulk resistant value is prepared, the substrate is heated for a certain time and moreover at a certain temperature under a reduced pressure environment, and whereby the bulk resistance of the substrate is set to 1013 Ω.cm or less.
Patent JP-2001294402-A (JP)
Title: Adsorption type oxygen concentrating device
Inventor: YAMADA AKIO
IPC: A61M16/10
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a device for suppressing the temperature rise of a work environment due to the generation of heat caused by the power consumption of an adsorption type oxygen concentrating device. SOLUTION: The adsorption type oxygen concentrating device has a compressor means housed in the shell, is provided with a chamber structural body, which is provided with an air flow-in port for supplying raw material air to the compressor means and an air exhausting port for executing the ventilation of an adsorption column and the discharge of cooling wind from the compressor means, and a water transpiration means for the water added from the outside in the downstream side of the air flow-in port.
Patent JP-2001295014-A (JP)
Title: Device for discharging top dross in seal box in continuous hot dipping line
Inventor: NAKAMIZO HIROYUKI
IPC: C23C2/00
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a device for discharging the top dross in a seal box without elevating (opening) the seal box. SOLUTION: A steel strip guided by a sink roll installed in a plating solution in a plating bath is led in downward from the diagonally upward side, and led out upward, a nozzle header faces a gas wiping nozzle across the steel strip immediately above the solution level, and the seal box is formed so as to simultaneously cover the steel strip, the gas wiping nozzle and the nozzle header. Gutters for collecting the dross which are parallel to each other in the longitudinal direction with one gutter higher than the other, and with the higher gutter having a gate are formed below the nozzle header so as to raise/ lower the level inside the seal box, and a top dross discharging pump is installed so that the top dross left in the elevated gutter when the level is raised is received from a lower end of the gutter, and discharged outside the seal box.
Patent JP-2001026231-A (JP)
Title: Child seat
Inventor: HIRAMATSU KOJI
IPC: B60N2/28
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a child seat capable of being fixed to a seat in a vehicle with extremely simple operation. SOLUTION: A base 18 is put on a seat cushion and an arm 52 of the base 18 is connected to a clamping bar. A rising portion 84b in an opening can thus be moved down. Then, a flotation stopper 62 is pushed backward against a seat back. A flange 42 of a connection bottom plate 14 is inserted into an opening in a flange pressing member and then the front side of a child seat body 12 is pushed down, thus making it possible to connect a bar 46 to the base 18 with bar engaging members 58 and hooks 56.
Patent JP-2001251688-A (JP)
Title: Road guide system and communication equipment used therefor
Inventor: SARUTANI MAKOTO
IPC: H04W88/14
Filed: 2000-03-04
Abstract: PROBLEM TO BE SOLVED: To inexpensively provide road guide information up to a target place by a mobile means desired by a user. SOLUTION: When a signal from communication equipment 1 is received in order to output map information managed by an exchange station 3 to the equipment 1 and to adopt it as road guide information up to the target place, a moving method is indicated together with a target place designating operation, the road guide information being optimum to the moving method is edited in the exchange station 3, received and stored to the memory 13 of the equipment 1, and then the information is reproduced and outputted by screen display or by voice even after a communication network is disconnected.
Patent JP-2001294613-A (JP)
Title: Catalyst for olefin polymerization and polymerization method
Inventor: NOZAKI TAKASHI
IPC: C08F10/00
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To obtain a catalyst for olefin polymerization, capable of inhibiting the formation of a low molecular weight 1-alkenes and a low molecular weight alkanes, and capable of efficiently producing a polymer having a small rate of swell, and further to provide a method for polymerizing an olefin. SOLUTION: This catalyst for the olefin polymerization comprises a solid catalyst component obtained by mixing (A) a chromium oxide catalyst supported on a fireproof compound and activated by a heat treatment in a nonreducing atmosphere, and (B) an organoaluminum compound represented by the general formula (1): AlR1pHq(OR2)x(OSiHR3R4)y and having both of an alkoxy group and a hydroxy group, and (C) an organoaluminum compound represented by the general formula (2): AlR53-n(OR6)n. The method for polymerizing the olefin is characterized by the use of the catalyst.
Patent JP-2001254342-A (JP)
Title: Gate with sludge preventing device
Inventor: MACHINO SHIGEAKI
IPC: E02B7/20
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a gate with sludge preventing device for preventing water stagnated on the bottom of a river from being sludged by discharging upstream side water on the bottom of the river to a downstream side in a state to lower a large-scaled gate for a large river lift type movable weir to make the water stagnated on the bottom of the river flow. SOLUTION: The gate 1 is formed in the shape of a tank to a absorb water on the bottom of the river on an upstream side 4 into the gate 1 by boring an absorption hole 8 in the lower part thereof and an air-vent adjusting hole 7 in the upper part, a discharge hole 9 is bored in the lower part facing the downstream side 5 of the gate 1, an opening and closing shutter 10 is provided to the discharge hole 9, and water 6 absorbed into the gate 1 is discharged to the downstream side 5 by opening the shutter.
Patent JP-2001290677-A (JP)
Title: High-speed dump sampling method
Inventor: IDEI HIDEOMI
IPC: G06F11/34
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To solve the problem where the time required for system restart is delayed since the sample time of dump information to be sampled for finding the cause is prolonged when a fault occurs in a computer system. SOLUTION: Concerning the dump sampling method for the computer system, with which the computer system is divided into plural systems while using a function for dividing system resources, certain one among plural systems is operated for reserve and the other systems are operated for ordinary jobs, this method is provided with a first step for copying data and virtual stored information in the system under performing the ordinary job to the system for reserve, when a fault occurs in the system and a second step for restarting the system, where the fault occurs, after the end of copy. In parallel with the second step, a third step is provided for outputting the data copied in the first step and data, which are located on an auxiliary storage device on the basis of the copied virtual stored information, to a dump file together.
Patent JP-2001292364-A (JP)
Title: Video camera system
Inventor: NAGAO KAZUMI
IPC: H04N5/232
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a video camera system that can ensure image quality not inferior to that of a video signal of the SD format in terms of the image quality with the user-friendliness more suitable for a portable unit. SOLUTION: The video camera system is provided with a view finder mount section to which HD and SD view finders can be mounted, HD signal processing circuits 11, 16 that conduct signal processing in compliance with the HD format and generate an HD video signal displayable on the HD view finder, an SD signal processing circuit 17 that converts the HD video signal generated by the HD signal processing circuit 16 into the SD video signal displayable on the SD view finder in compliance with the SD format, and selector switches 26-28 that select the HD video signal or the SD video signal able to be displayed on the view finder mounted on the view finder mount section and supply the selected video signal to the mounted view finder.
Patent JP-2001296605-A (JP)
Title: Illuminator of projector
Inventor: OSHIMA HIDEKI
IPC: G02F1/13357
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide an illuminator of a projector, which can suppress loss of light utilization efficiency and irregular color caused by the combination dispersion of optical parts and thereby can improve brightness and display grade at screen projection time. SOLUTION: The illuminator of the projector is provided with a light source generating white light, a reflector reflecting light emitted from the light source, a polarizing element making polarizing directions of beams from the reflector uniform, a first laminated wavelength plate which rotates the polarization direction of light which passed through the polarizing element at a specific wavelength region by 90 deg., a first dichroic mirror which separates a first primary color from a second primary color and a third primary color among three primary colors of light passed through the first laminated wavelength plate, a second laminated wavelength plate which rotates a polarization direction, in a specific wavelength region of the second primary color light and the third primary color light reflected by or transmitted through the first dichroic mirror by 90 deg.,  and a second dichroic mirror which separates the light transmitted through the second laminated wavelength plate to the second primary color and the third primary color.
Patent JP-2001296646-A (JP)
Title: Photomask, method for producing the same, exposure method and aligner
Inventor: KANEMITSU HIDEYUKI
IPC: G03F1/80
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a photomask which reduces an error in a resist pattern due to flares in exposure. SOLUTION: The photomask has an ordinary exposure region C with a 1st light-shielding film 23 patterned at different coverages in 1st and 2nd regions A and B on a transparent substrate 22, in such a shape as to constitute a semiconductor device and a flare compensating exposure region D formed from a 2nd light-shielding film 23, having a plane shape corresponding to the higher coverage one of the 1st and 2nd regions A and B and having light transmittance lower than that of the 1st light-shielding film 23.
Patent JP-2001308123-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KOBAYASHI KANAME
IPC: H01L23/485
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To realize a semiconductor device and its manufacturing method which can prevent an unexpected short circuit between adjacent leads or bump electrodes. SOLUTION: On the upside of a bump electrode 100, protrusions 101 higher than the upside of a wall 10b for laying a lead 1 thereon are provided at positions adjacent to the lead 1 being laid on the electrode.
Patent JP-2001299804-A (JP)
Title: Gauze for surgery
Inventor: SUZUKI SEIJI
IPC: D04H3/013
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide gauze which is easily insertable and recoverable into and from a lesion through a tube inserted into the abdomen, etc., under an endscopic surgery or after the surgery, is excellent in the absorbability of body fluid and blood and the form stability after liquid absorption and eliminates the worry about leaving of thread dust in the lesion. SOLUTION: A nonwoven fabric of continuously long fibers of cellulose and cotton gauze or synthetic net film are compounded and are so fixed as not to detach.
Patent JP-2001303647-A (JP)
Title: Simplified flush toilet
Inventor: SATO TERUYOSHI
IPC: C02F3/00
Filed: 2000-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a simplified flush toilet of a flush water circulating type, which is low in power consumption, and can be set and used in a place where commercial power supply is not available. SOLUTION: The simplified flush toilet of the flush water circulating type is constructed by providing a toilet room main body 1 having a raw tank 3 for supplying flush water to a toilet stool 2, arranging a treatment tank 4 on a lower side of the toilet room main body 1, and arranging a plurality of aeration tanks and settling tanks in the treatment tank 4. Further, aerobic zymogenic microorganisms are charged into the treatment tank, and human waste in the treatment tank is decomposed by the zymogenic microorganisms while aeration is carried out in the aeration tanks, and treated water after human waste treatment is returned from the treatment tank 4 to the raw tank 3 for use in flushing.  According to the simplified flush toilet, as air pumps for supplying air to the aeration tanks, a daytime air pump 17 which is operated in the daytime to blow air into the aeration tanks, and a nighttime air pump 18 which is operated in the nighttime to blow air into the aeration tanks and is smaller in power consumption than the daytime air pump 17, are employed.
Patent JP-2001305732-A (JP)
Title: Resin composition curable with active energy beam
Inventor: MARUO KATSUYA
IPC: C08F299/00
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a resin composition curable with active energy beams and having characteristics suitable for use as a liquid photoetching resist in a step for producing a printed wiring board. SOLUTION: The resin composition curable with active energy beams and having >=45 deg.C flash point contains a resin obtained by adding an alicyclic epoxy- containing ethylenically unsaturated compound to part of the carboxyl groups of a carboxyl-containing (meth)acrylic resin and neutralizing at least part of the carboxyl groups of the resulting modified copolymer with an amine or an alkali compound and a mixed solvent comprising water and an organic solvent.
Patent JP-2001310961-A (JP)
Title: Moldings and method of manufacturing the same
Inventor: DOHATA YOSHIZO
IPC: C08J7/04
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To provide moldings comprising a substrate and a vinyl alcohol copolymer layer having excellent gas and gasoline barrier properties and an adhesion strength without primer treatment or an adhesive. SOLUTION: This molded article comprises a substrate of a composition (a) containing 0.01 to 70 pts.wt. of a thermoplastic resin (B) having a boric acid group or a boron containing group which can be converted to a boric acid group in the existence of water added to 100 pts.wt. of a resin (A) and a vinyl alcohol copolymer (C) coated on the substrate.
Patent JP-2000351972-A (JP)
Title: Electrooptic liquid crystal display
Inventor: NAKAJIMA SHINJI
IPC: G02F1/136
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To obtain the subject electrooptic liquid crystal display having an improved combination of a large dielectric anisotropy and high clearing point without effecting to voltage retention, etc., to obtain a comparatively low threshold voltage by including a specific reorientation layer and a specific liquid crystal media. SOLUTION: This electrooptic liquid crystal display includes a reorientating layer to reorientate a liquid crystal having essential constituting components for reorientating that has an electric field parallel to a liquid crystal layer, and one or more kind of liquid crystal medias having positive dielectric anisotropy including one or more kind of compounds selected from compounds of one or more kind of formulas I, II and III (R1-R3 are each a 1-7C alkyl, alkoxy, etc.; Y11, Y12, Y21, Y22, Y31 and Y32 are each H or F; ring A2 and A3 are each formula IV, etc.; Q-X is F, Cl, etc.). The abovementioned liquid crystal media preferably includes 3-35 wt.% of two or more kind of the compounds of formula I, 2-45% of one or more kind of the compounds of formula II and 0-25% of one or more kind of the compounds of formula III, etc.
Patent JP-2001002475-A (JP)
Title: Ceramic structure and method forming the same
Inventor: NATARAJAN GOVINDARAJAN
IPC: H01L23/498
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a new method for producing a semiconductor substrate having a surface metallurgy-feature free from defects as a whole. SOLUTION: Concretely, a ceramic green sheet laminated material, whose surface is protected, is obtained by using at least one surface layer being thermally depolymerized. Further concretely, before laminating, a surface film being thermally depolymerized or decomposed is put on a stack or assembly of the ceramic green sheets and adjusted to fit to the surface form of the green sheets 20 during laminating. Thereafter, the green sheet laminated material 65 having the protected surface can be sized or diced without forming defects. Since the thermally depolymerizable or decomposable film is thermally depolymerized and removed by firing in the sintering process, the film is easily and completely removed and thereby a ceramic substrate having the surface free from defects can be obtained.
Patent JP-2001311939-A (JP)
Title: Liquid crystal display device
Inventor: UMEMURA KAZUHIKO
IPC: G02F1/1335
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device having such characteristics that (1) excellent observation is possible without forming a double image or the like, (2) double face display is possible in a simple structure, (3) double-page spread display is possible by stacking a plurality of liquid crystal display elements, and (4) the device has an equal function to that of a paper binder by stacking a plurality of liquid crystal display elements. SOLUTION: The device has at least a liquid crystal display device holding a liquid crystal composition between substrates and two reflection plates and is constituted such that the liquid crystal display device can be moved between the reflection plates.
Patent JP-2001317262-A (JP)
Title: Hinge device
Inventor: SEKIGUCHI MASATO
IPC: E05D7/04
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a hinge device capable of adjusting the height thereof and supporting a door stably and rotatably. SOLUTION: The hinge device is composed of a building-side fitting 16a provided with a lower support body 21 at a mounting bracket 20 and a door-side fitting 16b provided with an upper support body 31 at a mounting bracket 30. The support body 31 is formed in such a manner that a rotor 36 is screwed for connection with the lower part of a shaft 35. The rotor 36 and the upper part of the support body 21 are rotatably fitted together for the purpose of rotatably connecting the fittings 16a, 16b together. The rotor 36 is rotated in one direction in order to make the shaft 35 move upward, a spacer 44 is mounted between the shaft 35 and the rotor 36, and the rotor 36 is rotated in the other direction so as to be fastened and fixed to the shaft 35 for height adjustment.
Patent JP-2001180491-A (JP)
Title: Switch box for rail way/line switch and the like
Inventor: BONFIGLI GIUSEPPE
IPC: B61L5/10
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a switch box with simple structure and small size capable of safely and surely working in locking/lock switching and/or kicking(detach). SOLUTION: The switch box comprises driving units (M, 3, 4, 5, 5', 5", 5'", 6) for moving blades (A1, A1', A2, A2') of a switch, at least one linear transmitting means (12, 18, 120, 21, 24) for driving the blades, and movable means (24, 124) for locking the blades in respective closed position. Movable locking means (23, 24, 124) are automatically made an active locking status when the blades (A1, A2') are positioned in the closed position while the blades (A1, A2') are automatically released when the switch is driven for moving the blades (A2', A1) from the closed position to the opposite direction.
Patent JP-2001314158-A (JP)
Title: Solid feed for domestic animal
Inventor: MINAMI SHOZABURO
IPC: A23K1/00
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To obtain a solid feed for domestic animals, being rice straw as a domestic animal feed, increasing an intake of food so as to increase milk production and meat production, raising a transportation efficiency, readily carrying out an operations in transportation and storage, reducing a cost, excellently maintaining a solid shape of rice straw for a long period of time, improving marketability and easily killing quarantine harmful vegetables and animals living in rice straws in a short time. SOLUTION: Cut rice straws which are sterilized/disinfected and cut into a fixed size are subjected to pressure forming to give a solid feed of a size to be eaten in one mouthful by a domestic animal. The solid feed is formed into a rectangular parallelepiped of 1 cm×1 cm×2 cm to 4 cm×4 cm×8 cm or a cylinder of 1 am diameter×2 cm length to 3.5 cm diameter×8 cm length. The cut rice straws to be used for the solid feed have 2 cm to 5 cm length. A coagulant is added to the solid feed. Cochliobolus miyabeanus is killed by sterilization and disinfection of rice straws. The sterilization and disinfection are carried out by bringing saturated steam into contact with rice straws for a fixed time inside a heat treatment apparatus. The sterilization and disinfection using saturated steam is performed while decompressing the heat treatment apparatus.
Patent JP-2001318588-A (JP)
Title: System for determining curriculum guideline
Inventor: SEGAWA HIROSHI
IPC: G06Q50/20
Filed: 2000-05-10
Abstract: PROBLEM TO BE SOLVED: To decide a system capable of determining a guideline of a curriculum for efficient studies. SOLUTION: This system is provided with an item setting part 1 for setting plural items belonging to a study range of a learner, a required understanding degree setting part 2 for setting a required degree of understanding about each item, a study result input part 6 for inputting thereto a study result about each item for each learner, and a classifying part 5 for classifying each item into plural sections.  Moreover, the system is provided with a fundamental understanding degree calculation part 7 for calculating a degree of fundamental understanding so that the higher a correct answer rate to the plural items belonging to one section is, the higher the degree is, and an understanding degree calculation part 8 for calculating a degree of understanding by correcting the degree of fundamental understanding so that the degree of understanding becomes higher when one item belonging to the section is correctly answered than when it is answered wrong. Further, the system is provided with a difference calculation part 9 for calculating a difference between the required degree of understanding and the degree of understanding, and a priority deciding part 11 for deciding the precedence of study so that the higher prioritized it is, the lower the difference is.