baber/WOPTO huggingface dataset:
Patent JP-2005221895-A (JP)
Title: Examination system, examination problem updating program and automatic updating method of examination problem
Inventor: MORINO SATORU
IPC: G09B7/04
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a examination system in which examination problems, that are used in an evaluation examination repeatedly executed for many examinees, are periodically, appropriately and efficiently reviewed and updated.  <P>SOLUTION: In a client/server type examination system, a portion of the problems having high correct answer rates in the past examination result is periodically replaced by a category of the problems having low correct answer rates so as to conduct the review of the examination problems, that are repeatedly used, in an appropriate and efficient manner. During the replacement of the problems, problems having low correct answer rates and problems having high correct answer rates are selected for every question, new problems that belong to the same category to that of the problems having low correct answer rates are extracted from update problems DB and the problems having high correct answer rates are replaced by the extracted problems.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005223827-A (JP)
Title: High frequency synthesizing circuit and transmitting device
Inventor: YOSHIDA KATSUYA
IPC: H03G3/20
Filed: 2004-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high frequency synthesizing circuit which reduces a circuit scale in order to contribute to cost reduction for a transmitting device.  <P>SOLUTION: The high frequency synthesizing circuit synthesizes a plurality of frequency signals of different frequencies for output. The circuit employs a configuration in which the output signal of each prestage amplifier is synthesized by a synthesizer and a signal after synthesis is amplified by a poststage amplifier. In addition, the circuit employs a configuration in which electric power of each frequency signal outputted from the poststage amplifier is measured respectively with an output wave detector. Moreover, a gain of the poststage amplifier is computed from a difference between electric power measured with an input wave detector and electric power measured with the output wave detector, and normality/abnormality of the poststage amplifier are determined from the amount of variation for the gain.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005226411-A (JP)
Title: Cut off device for passage
Inventor: ISHIBASHI SHINPEI
IPC: E04H9/14
Filed: 2004-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an installation, a water cut off membrane of which is normally folded and stored in an opening gutter made across a passage arranged in a passable manner, and this membrane can be raised across the passage for protection in an emergency such as flood by raising the membrane of the installation in its width direction with the edges of its both ends arranged and raised quickly and easily along the posts installed at both ends of the passage.  <P>SOLUTION: A water stopping installation which is provided with a gutter 3 for storing a folding type water cut off membrane on the passage floor surface 1; a top edge 2"of a water cut off membrane 2 is supported by a freely liftable horizontal rod 6 across the width of the passage; both front and rear portions of the horizontal rod 6 are linked in a detachable manner to horizontal gutters 10', 10' formed respectively to end posts 8, 8 and attached posts 11, 11 at both ends of the passage; the water stopping membrane 2 is put between both end posts 8, 8 and the attached posts 11, 11; and freely foldable plate 2b, 2b are installed at both right and left edges of the water stopping membrane 2 in inner spaces s, s of both end posts 8, 8 thereby permitting the engagement of the plate to the end posts 8, 8 and the attached posts 11, 11.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005235244-A (JP)
Title: Semiconductor memory device
Inventor: OTANI JUN
IPC: G11C11/15
Filed: 2004-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor memory device resistant to being influenced by an external magnetic field.  <P>SOLUTION: In this MRAM, a tunnel magneto-resistance element 21 ia connected across a memory node N1 and the ground potential line GND; two tunnel magneto-resistance elements 22, 23 are connected in parallel across a memory node N2 and the ground potential line GND; and a data "1" or a data "0" is stored depending on whether or not the magnetic tunnel junction of the tunnel magneto-resistance element 21 is damaged. Therefore, the storage data are not damaged by the influence of the external magnetic field.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005240618-A (JP)
Title: Engine control device
Inventor: NAKAGAWA SHINJI
IPC: F02D45/00
Filed: 2004-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control device having high robustness against noises for diagnosing an air-fuel ratio detecting means with high accuracy even when the air-fuel ratio detecting means is arranged on either the upstream or downstream side of a catalyst in an exhaust passage.  <P>SOLUTION: The engine control device having the air-fuel ratio detecting means 51 arranged in the exhaust passage 40 comprises a predetermined frequency band component extracting means 220 such as a band filter for extracting signal components in a predetermined frequency band out of output signals from the air-fuel ratio detecting means 51, an amplitude/power computing means 231 for computing the amplitude or power of the signal components in the predetermined frequency band, and a diagnosing means 230 for diagnosing the air-fuel ratio detecting means in accordance with the amplitude or power.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005239616-A (JP)
Title: Oily skin cleanser
Inventor: MATSUO REI
IPC: A61Q1/00
Filed: 2004-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oily skin cleanser excellent in makeup removing effect, foamable by adding water thereto, and yielding cleansing finish well.  <P>SOLUTION: This oily skin cleanser comprises (a) 50-90 mass% of an oil component liquid at room temperature and (b) 10-30 mass% of a liposoluble anionic surfactant.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005243419-A (JP)
Title: Fuel cell and manufacturing method thereof
Inventor: SATO HIROMICHI
IPC: H01M8/12
Filed: 2004-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a reduction in battery efficiency of a fuel cell resulting from a short circuit between an electrode and a hydrogen permeable metal layer.  <P>SOLUTION: This fuel cell comprises a hydrogen permeable metal layer containing a hydrogen permeable metal, and an electrolyte layer stacked on the hydrogen permeable metal layer and having proton conductivity. The fuel cell further comprises: an electrode formed on the electrolyte layer and made up of a plurality of sections that are electrically non-continuous; a collector formed on a surface of the electrode opposite to the contact surface thereof that is in contact with the electrolyte layer; and an interrupting means for interrupting the electrical connection between the collector and any of the sections short-circuited between the hydrogen permeable metal layer and itself.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005241466-A (JP)
Title: Method and apparatus for measuring stress
Inventor: PETTSUOTTEI JUSEPPE
IPC: G01N21/64
Filed: 2004-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for measuring stresses, capable of directly and quickly measuring a stress of a sample with a three-dimensional structure at nano levels such as a nanotube, a nanocoil and the like.  <P>SOLUTION: In the method, a measurement sample W is irradiated with an electron beam EB, and a sample spectrum is acquired, which is a spectrum of light emitted from the measurement sample W by the irradiation with the electron beam EB, and a stress produced in the measurement sample W is calculated, based on the spectral shift of the sample spectrum from a reference spectrum which is obtained from a reference sample. In the above calculation of the stress, the spectral shift is compensated in accordance with an angle θ between the electron beam EB and a surface of the measurement sample being irradiated with the electron beam EB.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005247342-A (JP)
Title: Synthetic resin container having flange containing inner hollow
Inventor: SAKAI HIDEKI
IPC: B65D1/46
Filed: 2004-03-02
Abstract: <P>PROBLEM TO BE SOLVED: To increase the strength of a flange formed on the periphery of a top opening of a container in a simple structure to prevent the deformation of the top opening.  <P>SOLUTION: The resin container 3 has the top opening. The flange 12 projecting outward further than side walls 1 is formed on the periphery of the top opening. The part or the whole of the flange 12 is constituted of the thick-walled part 2 having the size in a direction projecting from the side walls 1 and the size in a vertical direction greater than the size in a thick direction of the side walls and hollow parts 11 formed by injecting gas inside of the same.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005248909-A (JP)
Title: Combustion state detection device of internal combustion engine
Inventor: KOKUBO NAOKI
IPC: G01M15/00
Filed: 2004-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a combustion state detection device of an internal combustion engine which can detect the combustion state precisely in a region including a high rotation zone of the internal combustion engine.  <P>SOLUTION: A rotation angle sensor 45 detects the rotating speed of a crankshaft of the engine 10. An ECU 50 extracts a first frequency component synchronized with a combustion cycle of the engine 10 and a second frequency component having a frequency higher than that of the first frequency component, the first and second frequency components being included in the rotating speed signals obtained by the detection performed by the rotation angle sensor 45. In a low rotation zone in which the engine speed is lower than a predetermined value, the amount of rotating fluctuation of the first frequency component is used to detect the combustion state, and in a high rotation zone, the amount of rotating fluctuation of the second frequency component is used to detect the combustion state.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005249720-A (JP)
Title: Clock with solar cell
Inventor: YAMAGUCHI KATSUYUKI
IPC: G04G99/00
Filed: 2004-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clock with solar cell making dark purple of solar cell disappear and exciting function of power generation to the solar cell, giving metallic appearance to a cover ring.  <P>SOLUTION: In a clock with solar cell which is equipped with a cover ring 32, located on the periphery of dial 25 between a windshield glass 21 and the dials 25 and a solar cell 31 placed on the periphery of cover cell 32 concerned, the cover ring 32 is formed from a translucent material and a metal thin layer 34 is formed with a thickness of 150 to 500 Å on a lighting face by dry plating processing. Thereby, incident light, required for power generation of the solar cell, is acquired via the cover ring 32, in addition to preventing of visual recognition from the outside of solar cell 31 via the cover ring 32. Moreover, a minute unevenness pattern is put design on the lighting faces 33a and 33b and/or coloring agent, as needed, fluorescence material and light diffusion agent and others are blended in molding resin of the cover ring 32.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005254251-A (JP)
Title: Soldering equipment member and its manufacturing method
Inventor: TAKEDA TOSHIO
IPC: B23K1/08
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To realize soldering equipment stably usable for a long time, by suppressing overall corrosion which develops all at once over a wide area of a component member in a soldering equipment using tin-enriched lead-free solder having tin as the main component and also suppressing corrosion which develops dispersively and locally.  <P>SOLUTION: In the soldering equipment in which the tin-enriched lead-free solder having tin as the main component is, in a molten state, brought into contact with a workpiece for soldering; a component member used for the equipment is formed by coating the surface of a part of the member, which comes in contact with the tin-enriched lead-free solder, successively with a substrate layer composed of silicon oxide-aluminum oxide, with a multiple oxide-film intermediate layer composed of silicon oxide, aluminum oxide, chromium oxide, and sintering aid, and with an upper layer composed of chromium phosphate chrystalline substance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005257330-A (JP)
Title: Position detector, camera and interchangeable lens
Inventor: SUZUKI TOMOAKI
IPC: G02B7/04
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a position detector capable of performing a position detection with high resolution without enlarging the circuit scale of a processing circuit, and a camera and an interchangeable lens provided therewith.  <P>SOLUTION: This position detector comprises an output part outputting two phases of analog signals differed in phase by about 90°; a first comparison part outputting a digital signal from the signal value of one analog signal; a second comparison part outputting a digital signal from the signal value of the other analog signal; a subtraction part determining the difference in signal value between the two phases of analog signals; a third comparison part outputting a digital signal from the difference in signal value determined by the substraction part; an addition part determining the sum of signal values of the two phases of analog signals; a fourth comparison part outputting a digital signal from the sum of signal values determined by the addition part; and a detection part performing the position detection of a position detection object based on the states of the respective digital signals outputted by the first comparison part, the second comparison part, the third comparison part and the fourth comparison part.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005253535-A (JP)
Title: Chair and wheelchair
Inventor: IWAMOTO KENICHI
IPC: A61G5/04
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To improve the usability by preventing the moving of the forearm parts on armrests against friction when reclining a backrest to a seat.  <P>SOLUTION: An electric wheelchair 10 includes a seat cushion (seat) 11, a seat back (backrest) 12 receiving the back part of an occupant sitting on the seat cushion 11, and a footrest 13 supporting the leg parts under the knees of the occupant sitting on the seat cushion 11 and served as the footrest. The armrests 30 disposed in a predetermined height position of the left/right sides of the seat back 12 are displaced while retaining an approximate parallel state with the seat cushion 11 despite of reclining of the seat back 12 by a link mechanism 31 and is slidable to the front/rear by a slide mechanism.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005292863-A (JP)
Title: Method, circuit, and data structure for programming electronic device
Inventor: KIM MIN-SU
IPC: G06F9/44
Filed: 2004-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method, a circuit, and a data structure for programming an electronic device.  <P>SOLUTION: This controller circuit used for transmitting data to a programmable memory of the electronic device can be separated from a general operation processing circuit controlling general operation of the electronic device. The controller circuit can transmit the data to the programmable memory without using a RAM or ROM controlled by the general operation processing circuit. The general operation processing circuit can be disabled by the controller circuit while the data are transmitted (i.e., programmed) to the programmable memory.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005254581-A (JP)
Title: Image forming apparatus
Inventor: SAKAMI RYOICHI
IPC: B41J21/00
Filed: 2004-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an indicating method of an optimum punching process for cutting a sheet after two images are copied on the sheet.  <P>SOLUTION: In the case where setting such as center punching setting for carrying out the punching process to a predetermined position near the center in a longitudinal direction of the paper while selecting the rotational double copying function is conducted, a distance between a position planned to be cut and a punching hole is taken enough more than in the normal case.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005257989-A (JP)
Title: Rotating body for fixing
Inventor: SUZUKI KOTARO
IPC: G03G15/20
Filed: 2004-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotating body for fixing free from problems of heat conduction toward the surface of a fluorocarbon resin surface and having improved wear resistance and release property.  <P>SOLUTION: The rotating body for fixing comprises a substrate the surface of which is coated with the following mixture without a primer layer: the mixture containing as principal component a binder and fluorocarbon resin consisting of 60 to 90 wt.% of perfluoroalkoxy resin (PFA) and 40 to 10 wt.% of polytetrafluoroethylene(PTFE), wherein PFA+PTFE=100 wt.%.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004343070-A (JP)
Title: Light emitting device and lighting system
Inventor: KATABE KOSUKE
IPC: C09K11/64
Filed: 2004-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a light emitting device with high luminance by adjusting percentage of fluorescent substances of three primary colors and a transparent resin, and thickness of a fluorescent layer formed by mixing the fluorescent substances of three primary colors into the transparent resin.  <P>SOLUTION: The light emitting device comprises: a light emitting element 5 whose emission wavelength is 300-400 nm, and the transparent resin, formed by mixing particles of Y<SB>2</SB>O<SB>2</SB>S: Eu, particles of ZnS: Cu, Al, and particles of BaMgAl<SB>10</SB>O<SB>12</SB>: Eu, provided so as to cover the light emitting element 5. When total amount of each particle is made 100 pts.wt., the transparent resin is 80-150 pts.wt.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300915-A (JP)
Title: Work method using light soil as measure for soft ground and its execution device
Inventor: MAKINO MASAKI
IPC: E02D3/12
Filed: 2004-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a work method as a measure for soft ground, which uses light soil quantified based on the numerical relations between the load of a structure to be constructed on filling and its thickness.  <P>SOLUTION: When soil at a construction site and at least foaming beads and solidifying materials are mixed together and agitated to prepare a light soil 2 strong enough to withstand the load of a concrete structure 1 to be constructed there, work execution is carried out so that reduced soil weight as a result of using the prepared light soil at the construction site may be nearly equal to the load of the structure. Foaming beads in an amount of 0.3 to 2.0 m<SP>3</SP>and solidifying materials in an amount of 50 kg or more per m<SP>3</SP>of soil at the construction site are mixed and agitated with soil at the construction site to prepare the 0.6 to 1.5 t/m<SP>3</SP>of the lightweight soil.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005264432-A (JP)
Title: Snowplow
Inventor: FUJII DAISUKE
IPC: E01H5/09
Filed: 2004-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To realize a safety auxiliary function to a third person other than an operator of a snowplow heretofore unrealized.  <P>SOLUTION: One or more pyroelectric sensors reacting to the movement of an animal or a heat reserving body in a non-contact manner in the air are disposed at the walking type snowplow. The reaction range of the sensors is electronically, optically or mechanically formed so that a person or animal entering the reaction range of the sensors can be detected. The reaction range is set to a front detection range (about 3 m) of almost a stop advance distance or more in the advancing direction of the snowplow and a lateral detection range (about 2 m) of almost the machine body width or more. After the detection of the sensor, an alarm is emitted, a drive source is cut off, or a prime mover is stopped.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005262337-A (JP)
Title: Fixture of riving knife in cutter
Inventor: UCHIDA MASAAKI
IPC: B26D7/26
Filed: 2004-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixture capable of easily attaching-detaching a riving knife without using a tool such as a spanner.  <P>SOLUTION: When inserting an installation base part L1a of the riving knife L1, an inclined face 16c of a lock pin 16 energized by a spring in the lock direction, engages and is installed so as to be unable to slip out. When the lock pin 16 is push-operated, the fixture can be removed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005268022-A (JP)
Title: Organic electroluminescent element
Inventor: NISHIDA NOBUHIRO
IPC: H01L51/50
Filed: 2004-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phosphorescence-emitting organic electroluminescent element having excellent luminous efficiency and driving durability.  <P>SOLUTION: The organic electroluminescent element has an organic layer including at least a luminescent layer and a block layer adjacent to each other between a pair of electrodes. In the organic electroluminescent element, the luminescent layer contains a phosphorescence-emitting material; and the block layer contains a non-condensed ring type aromatic compound.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005273459-A (JP)
Title: Air-fuel ratio control device of engine
Inventor: OGUMA HAJIME
IPC: F02D45/00
Filed: 2004-03-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve exhaust emission control performance and fuel efficiency by making as early as possible the starting timing of air-fuel ratio feed back in which strike is taken as a target air-fuel ratio while controlling revolution drop after startup.  <P>SOLUTION: While gradually reducing rich content of a target air-fuel ratio correcting coefficient TFBYA after startup, the rich content is replaced as an increased volume in an air-fuel ratio feedback correcting coefficient ALPHA at the time of O2 sensor activation determination. After that, in the first half period when sensitivity of torque reduction to air-fuel ratio increased speed is low, the ALPHA is reduced by relatively big integration amount I1 to hasten convergence to the strike. In the second half period when sensitivity of torque reduction is enhanced, the ALPHA is reduced by relatively small integration amount I2 to control the revolution drop. By so doing, the air-fuel ratio feed back control is started from the time when the O2 sensor detects strike.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005270786-A (JP)
Title: Ground water circulation type method of cleaning contaminated soil by use of horizontal well and apparatus therefor
Inventor: NAKAMURA HIDEO
IPC: E03B3/11
Filed: 2004-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of cleaning contaminated soil permitting cleaning of underground contaminated soil, even under an existing building, while controlling variation of the level of ground water and ground subsidence, easy, precise and effective cleaning and inexpensive cleaning even in a case where areas of contaminated soil are scattered and requiring only a space allowing formation of vertical shafts on the ground.  <P>SOLUTION: The method comprises forming a vertical shaft 1 into the ground, forming a water-collecting horizontal well 2 and a condensed water horizontal well 3 for an underground contaminated soil area CA from the inside of the shaft 1, pumping ground water containing contaminants and incoming from the well 2 into the shaft 1 to clean with a cleaning apparatus 5 and returning the cleaned water to the area CA through the well 3 so as to circulate ground water and thereby cleaning the contaminated soil.  <P>COPYRIGHT: (C)2006,JPO&NCIPI