baber/WOPTO huggingface dataset:
Patent JP-2001244527-A (JP)
Title: Optical fiber amplifier
Inventor: KITABAYASHI KAZUHIRO
IPC: H04B10/29
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a highly reliable optical fiber amplifier of a simple constitution at a low cost where flatness of gain does not change in a wide output wavelength band. SOLUTION: An optical fiber amplifier provided with a Tm doped optical fiber 5 for optical loss, where light absorption amount changes according to power of incident light, is constituted at a post stage or in the middle of an Er doped optical fiber 4 for amplification which amplifies signal light.
Patent JP-2001239048-A (JP)
Title: Pachinko machine and storage medium
Inventor: MIZUNO MASAHIRO
IPC: A63F7/02
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a pachinko machine capable of clearly informing a player of the number of rounds left to the final round and to provide a storage medium recording a computer program for functioning the pachinko machine. SOLUTION: A round number and the number of remaining rounds are displayed on the special pattern indicator 32a of a special pattern display unit 32 at each round of a game at a big prize. The player can concentrate on the game without caring about how many feasible rounds are left. The player playing the game while being convinced that the number of the maximum rounds is 16 is prevented from being confused into thinking of interruption when the game is finished at the thirteenth round.
Patent JP-2001245220-A (JP)
Title: Semiconductor solid-state image pickup device
Inventor: INUI FUMIHIRO
IPC: H04N5/341
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To enable a semiconductor solid-state image pickup device to eliminate an OB pixel, shorten the period required for a clamping means, and supply a stable clamping level, with respect to dark level fluctuations due to the defect of the OB pixel and stray light. SOLUTION: The semiconductor solid-state image pickup device, having a parallel-series conversion circuit, which has plural pixels formed on the same semiconductor substrate and arrayed two-dimensionally, has plural (n>=2) read channels respectively composed of a reading circuit and an amplifier, and successively selects, lines and outputs pixel signals outputted through the plural amplifiers, is provided with a clamping means for clamping a reset level which is included in the output signal of the reading circuit as the clamping means for removing an offset generated at each read channel.
Patent JP-2001238601-A (JP)
Title: Oil and fat composition for confectionery production and breadmaking and confectionery and bread using the same
Inventor: UEJIMA KAZUHIRO
IPC: A21D13/00
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To obtain an oil and fat composition for confectionery production and breadmaking, capable of improving its texture, palatability and volume without imparting its meltability in the mouth, flavor and the like and having low material cost, and to obtain confectioneries and breads using the same. SOLUTION: The confectioneries and breads are produced by mixing or kneading an oil and fat composition in dough or a raw material for confectioneries wherein the oil and fat composition is preferably obtained by pressure crystallization of fat and oil or its emulsion at a pressure of 10-150 MPa.
Patent JP-2001248220-A (JP)
Title: Flush toilet bowl
Inventor: HAYAKAWA MAKOTO
IPC: E03D11/02
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a flush toilet bowl on which fur dirt is difficult to occur. SOLUTION: In the flush toilet bowl, the sectional areas of the lower end sections of spouts are made larger than those of the upper end sections of the spouts, and water-repellent films and/or water-sliding films are formed to the spouts in the closet bowl, which has a rim water-conveyance path and in which a plurality of the spouts for spouting wash water onto a bowl surface of the rim water-conveyance path are formed to the lower section of a rim water-conveyance path forming section.
Patent JP-2001250393-A (JP)
Title: Boosting circuit, ic card incorporating it, and electronic equipment incorporating it
Inventor: OKU SATORU
IPC: G06F1/26
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a boosting circuit in which malfunction of the other circuit in a non-contact type IC card can be prevented by reducing a current peak, an IC card incorporating it, and an electronic equipment incorporating it. SOLUTION: When a clock signal CLK1 rises, a potential of a node N1 is raised to the prescribed potential. According to operation, a transistor Tr1 is turned on and a node N2 is charged, a transistor Tr2 is turned on and a node N3 also is slightly charged. Next, when a clock signal CLK2 rises at the same time the clock signal CLK1 falls, a potential of the node N2 is further raised. Thereby, the potential is made higher than a potential to which a potential of the node 1 is raised. Also, the node N3 is further charged, thereby, the transistor Tr3 is turned on and a node N4 is slightly charged. On the other hand, the node N1 is charged and the potential is made to Vcp-VT(Tr0).
Patent JP-2001300972-A (JP)
Title: Method for manufacturing cover integrated gasket
Inventor: MASHITA NARUHIKO
IPC: C08L23/26
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a cover integrated gasket without receiving restriction from an aspect of a design and generating the trouble, which is caused by the loss of the surface flatness of the gasket, in gasket capacity. SOLUTION: A metal cover member is arranged in a mold and a gasket material comprising a thermoplastic elastomer composition is injected to be applied to the surface of the cover member to mold a gasket part. In this case, the thermoplastic elastomer composition is injected from a direction different from the contact surface of the gasket when used.
Patent JP-2001256659-A (JP)
Title: Optical pickup device
Inventor: KIYOZAWA YOSHIYUKI
IPC: G11B7/12
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup, capable of stably performing recording/ reproducing to/from an optical information recording medium having high density. SOLUTION: A focus deviation amount of a light spot projected on the optical information recording medium D is detected, based on a light receiving amount in respective light-receiving areas of a light receiving element 9, an auxiliary optical system 12 is moved in the optical axis direction A within a fine range by a drive means 14 according to the detected focus deviation amount, and the focus deviation of the optical spot projected on the optical information medium D is corrected.  Thus, the focus deviation of the light spot, projected on the optical information recording medium D, is corrected while holding a fine distance between the optical information recording medium D and a spot-forming lens 11 and in the state that a relative position between the spot- forming lens 11 and an objective lens 10 is maintained with high precision, the size of a spot diameter of the light spot projected on the optical information recording medium D is stabilized in a fine state, and whereby recording/ reproducing to/from the optical information recording medium D having high density is performed stably.
Patent JP-2000286374-A (JP)
Title: Semiconductor integrated circuit device
Inventor: KAJIWARA YUJIRO
IPC: H01L21/60
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To enable an LSI package to be improved in reflow crack resistance. SOLUTION: A semiconductor integrated circuit device is equipped with a chip mount 3 where a semiconductor chip 2 is mounted, the semiconductor chip 2 which is mounted on the mount 3 and possessed of a plurality of bonding pads on its main surface, and leads composed of inner leads are arranged so as to surround the chip 2 and outer leads which are connected to the inner leads extending outward from the inner leads. At this point, the chip mount 3 is formed of suspended leads 4 which cross each other.
Patent JP-2001264657-A (JP)
Title: Optical scanner
Inventor: SAITO SUSUMU
IPC: H04N1/113
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To solve the problem that it is indispensable to hold a scanning line interval to a prescribed value while separating all scanning line intervals uniformly in order to realize high-quality image printing by using a simultaneous scanning system, although the simultaneous scanning system of a plurality of beams is effective in the writing of image information in the high speed and high printing dot density by beam scanning of a laser printer, etc. SOLUTION: An optical system capable of forming a composite beam by using two semiconductor laser arrays in which a plurality of beam outputs are possible by itself and beam scanning of the number corresponding to the output beam count from a laser light source in a prescribed scan layer, is set and a stabilization control means for holding the scanning beam interval equally to this is introduced.
Patent JP-2001264187-A (JP)
Title: Magnetostrictive detection type force sensor
Inventor: KISHIMOTO KEIJI
IPC: H01L41/08
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a magnetostrictive detection type force sensor which can detect external stress with high sensitivity by improving the use efficiently of a magnetostrictive element. SOLUTION: The magnetostrictive detection type force sensor is equipped with a coil 5 for detection which has cylindrical winding, a magnetostrictive element 6 which is shorter than the winding width of the winding of the coil 5, and positioning member 7 and 8 which position the magnetostrictive element almost in the center in the winding width direction of the coil 5 and the positioning members 7 and 8 are made of ferromagnetic bodies.
Patent JP-2001262950-A (JP)
Title: Sash
Inventor: HIROSE TAKANORI
IPC: E06B3/96
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To improve the connection strength of whole sash in the case that there is a part at a widthwise center of a vertical member. SOLUTION: A sash is provided with a window frame and a sash body incorporated in the frame, wherein a part is provided at a widthwise center of a part where lateral members are made to abut at one of right and left vertical members of sash body, the lateral member has a tapping hole at the center of its lateral width, the inside and outside of room, deviated from the center, respectively. One of the vertical members and the lateral member are connected by means of the tapping hole at the deviated position while the other is connected to the lateral member by means of the tapping hole at the widthwise center.
Patent JP-2000333692-A (JP)
Title: Production of xylooligosaccharide
Inventor: IZUMI YOSHINARI
IPC: C12P19/14
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive recovery and purification method for xylooligosaccharide included in the drainage after treatment of paper-making pulp with hemicellulase, and a method for inhibiting the deterioration of bleaching properties in the oxygen bleaching step that is mainly caused by the xylooligosaccharide liberated in the bleaching drainage. SOLUTION: This process for producing xylooligosaccharide comprises the step where the reaction filtrate is collected from the step of treatment of the pulp starting from lignocellulose material with hemicellulase, the step where the concentrate including xylooligosaccharide is obtained from the reaction filtrate by the membrane filtration, and the step where the xylooligosaccharide is separated and recovered from the concentrate.
Patent JP-2001260291-A (JP)
Title: Polypropylene multilayer film
Inventor: MOGAMI MICHIO
IPC: B32B27/32
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a polypropylene multilayer film having excellent heat sealability, blocking resistance, strength and film forming properties. SOLUTION: The polypropylene multilayer film comprises (I) a laminate layer containing a propylene monopolymer and/or a propylene/ethylene copolymer of 5 to 100 wt.%; and an ethylene α-olefin copolymer having a density of 0.9 to 0.95 g/cm3 of 95 to 0 wt.%, (II) an intermediate layer containing a propylene monopolymer and/or a propylene-ethylene copolymer of 95 to 85 wt.% and an ethylene/α-olefin copolymer having a density of 0.87 to 0.89 g/cm3 of 5 to 15 wt.%, and (III) a sealing layer containing (A) an ethylene/α-olefin copolymer having a density of 0.87 to 0.89 g/cm3 of 20 to 50 wt.%, (B) an ethylene/α-olefin copolymer having a density of 0.88 to 0.915 g/cm3 of 80 to 50 wt.% in such a manner that the density of the (III) (B) is larger than that of the (III) (A).
Patent JP-2001261928-A (JP)
Title: Phenolic resin molding material composition
Inventor: ITO TAKUJI
IPC: C08K5/00
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a phenolic resin molding material having excellent abrasion resistance by imparting excellent moisture resistance, heat resistance, electric properties, flame retardancy, tracking resistance and the like, which are needed in electronic and electric part items, and further preventing malfunction such as contact failure due to abrasion powder at sliding parts. SOLUTION: A phenolic resin molding material composition containing a phenolic resin, an organic filler and an inorganic filler, as essential components. The phenolic resin molding material composition is compounded with 0.5-5.0 wt.% of powder of low-density polyethylene resin having a number average molecular weight of <=30,000, as an abrasion property-improving agent.
Patent JP-2001259344-A (JP)
Title: Portable device for removing gas of organic solvent and the like
Inventor: TAKAHASHI MASASHI
IPC: B01D53/04
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To easily and rapidly adsorb/remove gas originating from an organic solvent such as paint spread fully indoors using this portable device. SOLUTION: This portable device for removing gas of an organic solvent and the like comprises a device body A incorporating a plurality of frame- shaped filter cartridges B containing active carbon 10, arranged almost in parallel and at a specified interval, a suction part for sucking an organic solvent gas into the device body A and removing suspended dust and an exhaust part for exhausting a cleaned gas. The filter cartridge B is obliquely installed, in a freely attachable/detachable manner, in an adsorption/removing chamber A3, in the device body A.
Patent JP-2001261870-A (JP)
Title: Extruded foamed body
Inventor: OKURA TETSUO
IPC: C08J9/04
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an extruded foamed body used suitably for underfloor thermal insulation. SOLUTION: The extruded foamed body prepared by melt-kneading a mixture comprising a thermoplastic resin and a blowing agent and then extruding the kneaded mixture into a low-pressure area, has a thermal conductivity at an average temperature of 20 deg.C of 0.040 W/m.K (0.034 kcal/m.h. deg.C) or less and the deformation after heating at 110 deg.C for 24 hrs of 3% or less, and is substantially not dissolved in xylene at 23 deg.C.
Patent JP-2001259312-A (JP)
Title: Filter plate of filter press using metal filter medium
Inventor: SUGAYA KENZO
IPC: B01D25/12
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a strong filter medium good in cake peelability by using wedge wires skillfully with regard to the filter plate of a filter press using a metal filter medium suitable for treating water supply sludge, sewage sludge, industrial wastewater sludge, etc. SOLUTION: In the filter plate 1 in which a filter bed 1b is formed in the middle of the plate 1 having a frame-shaped seal face 1a, and a raw liquid supply passage 2 communicating with the filter bed 1b and a filtrate discharge hole 3 are formed, the wires 4 are stretched in the filter bed 1b, the slit sides of the wedge wires 4 are made a filter surface, the slits are arranged vertically, the expanded wedge-shaped tip parts of the wires 4 are contacted with the filter bed 1b, and filter grooves 1c for discharging filtrate are formed in the filter bed 1b.
Patent JP-2001274517-A (JP)
Title: Substrate for semiconductor element, method for manufacturing the same and semiconductor element using the substrate for semiconductor element
Inventor: FUKUNAGA TOSHIAKI
IPC: H01S5/343
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To manufacture a flat substrate for a semiconductor element with less defects by simple processes. SOLUTION: An AlN buffer layer 12 is formed with the film thickness of about 20 nm at a temperature 500 deg.C on an SiC substrate 11, the temperature is turned to 1050 deg.C, and a GaN layer 13 is grown for about 3 μm. Then, an SiO2 film 14 is formed and the pattern of lines and spaces is formed with the interval of about 24 μm so as to leave the SiO2 film 14 of the width of 16 μm. The GaN layer 13 is removed for the depth of about 2 μm by dry etching and trapezoidal groove stripes are formed. The GaN layer 16 is selectively grown for about 6 μm. At the time, since horizontal direction growth is fast, the surface of a groove upper part is finally flattened. At the time, the area 16a of a low defect density is formed on a groove upper surface other than the intermediate part of the widthwise direction of the groove.  The SiO2 film 17 is formed, resist 18 is applied and then the resist 18 and the SiO2 film 17 other than the area separated for about 2 μm from an end on one side of the area 16a of the low defect density of the groove part are removed. The GaN layer 16 to the upper surface of the SiC substrate 11 or a part of the substrate is removed. The GaN layer 19 is selectively grown for about 10 μm.
Patent JP-2001274582-A (JP)
Title: Electronic apparatus
Inventor: KAYAMA TAKASHI
IPC: H05K5/04
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an electronic apparatus which discriminates reflection and absorption of electromagnetic wave depending on set-up sites of a case, enables reduction in size and thickness, and prevents defectives such as peeling. SOLUTION: In an electronic apparatus 10, a case 12 comprises a metal outside part 30, a metal inside part 34 provided inside the outside part 30, and an electromagnetic wave absorber 60 which is provided between the outside part 30 and the inside part 34 to absorb electromagnetic wave 120 from an electromagnetic wave generating source 110 provided inside the case 12.
Patent JP-2001274835-A (JP)
Title: Device and system for communication
Inventor: MATSUMOTO TAKUZO
IPC: H04N21/437
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide communication equipment with a small scale at a low cost, capable of providing a broadcast function in addition to a telephone function while efficiently utilizing the frequency. SOLUTION: A telephone managing part 20 controls speech communication by IP telephone between telephone sets 7 with each other. A broadcast managing part 21 transmits broadcast notification showing that broadcasting is performed to a terminal device 8 for broadcasting and subsequently transmits an IP packet for broadcasting to the whole subscribers or the terminal device 8 for broadcasting belonging to a prescribed group. When the device 8 for broadcasting receives the broadcast notification, the device 8 interrupts speech communication by the IP telephone and outputs a voice for broadcasting corresponding to an IP packet for broadcasting.
Patent JP-2001270450-A (JP)
Title: Electric power steering device
Inventor: KITAMI ETSURO
IPC: F16H1/16
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an electric power steering device enhancing the rate of meshing between the worm and worm wheel of a speed reduction mechanism to lower the surface pressure of tooth contact parts for enhanced durability, while eliminating the need to enlarge the modules of teeth as an output is enhanced. SOLUTION: This electric power steering device includes the worm 71a operating in conjunction with the rotating shaft 60 of a steering assisting motor 6, and the worm wheel 72a meshing with the worm 71a and attached to a steering shaft 4, and assists steering through the rotation of the motor 6. The number of threads on the worm 71a is 3.
Patent JP-2001279270-A (JP)
Title: Kerosene
Inventor: YOSHIMURA TADASHI
IPC: C10L1/04
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To produce a kerosene excellent in combustibility and improved in consumption rate of fuel when used for petroleum fan heaters. SOLUTION: A kerosene having <=0.05 wt.% sulfur content and <=270 deg.C and >=300 deg.C temperature (T95) at which 95 vol.% thereof is distilled is suitable for petroleum fan heaters.
Patent JP-2001283356-A (JP)
Title: Safe guard system
Inventor: NISHIMURA YO
IPC: G08B13/08
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a safe guard system capable of informing of the abnormality of unlocking operation even when a user is forced to carry out the unlocking operation by a third person. SOLUTION: In the safe guard system having a control device 20 allowed to be switched to a guard state or a guard release state and capable of transmitting an alarm to a remote monitoring center at the time of receiving a detection signal from a sensor 30n in the guard state and a guard switching means 60 capable of switching the control device 20 to the guard state or the guard release state and switching a safe 10 to a safe guard state or a safe guard release state, the safe 10 is provided with a safe control part 12 for discriminating whether an unlocking operation signal inputted from an operation part 18 is a previously set signal.  The control device 20 sets up the safe 10 to the safe guard state when the device 20 is set to the guard state or sets up the safe 10 to the safe guard release state when the device 20 itself is set to the guard release state and switching operation to the safe guard release state is performed, and at the time of inputting any one of an open signal, an unlock signal and a non-unlock signal in the safe guard state, informs the monitoring center of the generation of abnormality.
Patent JP-2001277486-A (JP)
Title: Liquid jet recorder, liquid jet head unit and method for loading the same
Inventor: YAMAGUCHI YUKUO
IPC: B41J2/01
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To load a liquid jet heat unit in a carriage by accurately positioning the jet head unit. SOLUTION: The liquid jet head unit 411 is loaded in the carriage by rotating the jet head unit 411 around a side columnar protrusion 415 by pressing an upper surface of a guide rib 407 having the upper surface raised toward a rearward direction and formed at both side ends of a rear part of the upper surface in a state in which the protrusion 415 is rotatably supported on the carriage, and moving the pressed position substantially horizontally from the front side to the rear side. Finally, a guide pin 408, a rear protrusion 409 and a lower protrusion 410 are contacted with corresponding parts of the carriage by a pressing force to be applied to a receiving rib 417, positioned laterally and vertically. The protrusion 415 is contacted with a corresponding part of the carriage by a pressing force to be applied to a side and positioned in a rotating direction around the pin 408.