baber/WOPTO huggingface dataset:
Patent JP-2003012739-A (JP)
Title: Polystyrene-based resin composition
Inventor: MURAKAMI MASATO
IPC: C08F36/06
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To obtain a new polystyrene-based resin composition giving a grafted rubber having a sufficiently low glass transition point and a high graft rate by using a polybutadiene having a specific structure as a rubbery polymer. SOLUTION: This polystyrene-based resin composition comprising a styrenic monomer, an unsaturated nitrile-based monomer and a rubbery polymer is characterized in that the rubbery polymer is a modified polybutadiene obtained by modifying a raw material polybutadiene having the following characteristics with a transition metal catalyst. The characteristics of the raw material polybutadiene: (1) the butadiene monomer units comprise 4 to 30 mol.% of 1,2-structure units, 65 to 95 mol.% of cis-1,4-structure units, and <=5 mol.% of trans-1,4-structure units; and (2) the ratio (Tcp/ ML1+4 ) of a toluene solution viscosity (Tcp) to a Mooney viscosity (ML1+4 ) at 100 deg.C is >=2.5.
Patent JP-2003017353-A (JP)
Title: Thin film patterning method, method of manufacturing thin film device and method of manufacturing thin film magnetic head
Inventor: UEJIMA SATOSHI
IPC: H01L21/3065
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a thin film patterning method for obtaining narrower isolated trench width without depending on the forming technology of a resist pattern, and to provide the manufacturing method of a thin film device and a thin film magnetic head. SOLUTION: At least one peelable film is formed on a thin film which is to be patterned. A step film by an inorganic material having an almost vertical step side wall is formed on at least one peelable film. Space forming films are formed on at least one peelable film, the upper face of the step film and the step side wall. A flattening film by the inorganic material is formed on the space forming film and the surfaces of the flattening film, the space forming film and the step film are flattened until the step film is exposed. The flattening film and the step film are left and at least a part of the space forming film on the step side wall is removed. At least one peelable film positioned below the space forming film on the step side wall and the thin film which is to be patterned are removed by directional etching.  At least one peelable film and the film laminated on the pertinent film are removed.
Patent JP-2003015086-A (JP)
Title: Reflection type projecting device
Inventor: KATSUMATA MASAO
IPC: G02F1/13
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To appropriately carry out light separation and composition in a projecting device using a reflection type optical modulation element. SOLUTION: The reflection type projecting device 30 separates light emitted from a lamp 10 by using a first optical retardation film 15, a first polarizing beam splitter 16, a second polarizing beam splitter 17 and a second optical retardation film 18, respectively, and guides the separated light to a first liquid crystal panel 18, a second liquid crystal panel 21 and a third liquid crystal panel 22 corresponding to each light. Each light modulated by the first liquid crystal panel 18, the second liquid crystal panel 21 and the third liquid crystal panel 22 is composited by a fourth polarizing beam splitter 24, and a video is magnified and projected by using a projection lens 26.
Patent JP-2003011630-A (JP)
Title: Steering device for industrial vehicle
Inventor: YUGUCHI SHINGO
IPC: B62D7/08
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To eliminate impact sound in steering by eliminating rattling of a rear axle by a simple constitution. SOLUTION: The shaft 22 of the rear axle 7 is inward pressurized by a presser plate 42 as shown in an arrow in Figure and then, the rear axle 7 is journalled to the side of a car body 2. A prescribed number of shims 40 are installed in the other shaft 23, and a clearance L is formed in the shaft 22 with no shim 40 installed therein for inserting the rear axle 7 between upper-side receiver parts 25 and 31. Multiple ring-shaped or disk-shaped shims 43 are inserted in the end face of the shaft 22, the presser plate 42 is disposed in the external surface of a bearing part 24, and a bolt 44 is screwed in a screw hole (non-illustrated) provided in the bearing part 24 via a hole (non-illustrated) in the presser plate 42. This constitution can easily fit the rear axle 7 to the car body 2 with no rattling.
Patent JP-2003014451-A (JP)
Title: Underground setting type inclination sensor device using optical fiber
Inventor: KOJIMA KENICHI
IPC: G01C9/00
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide an underground setting type inclination sensor device using optical fiber capable of precisely detecting, even in a case such that a detecting means cannot be directly attached to a building, the inclination in the ground adjacent to the constructed position thereof as an alternative. SOLUTION: In this underground setting type inclination sensor device using optical fiber, an underground setting type inclination sensor 4 comprising a plate 7 for fixing an optical fiber 8, the bottom part of which is fixed to a support layer 5, is set in the ground adjacent to a bank (building) 2.
Patent JP-2003017179-A (JP)
Title: Connector
Inventor: TSUJI KENJI
IPC: H01R13/52
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To prevent degradation of lock arm due to external environment. SOLUTION: With the connector provided with a lock arm (17), to be engaged with a counterpart connector at an outer periphery face of a housing main body (12), which is extended in free elastic slanting movement in a cantilever beam shape toward an insertion-coupling face (12a) with a terminal insertion face (12b) side of the housing main body as a base part (17a), a cover member (20) covering the base part (17a) from outside is firmly insertion-coupled with the lock arm (17). Here, the cover member (20) is insertion-coupled in a state allowing slanting movement of the lock arm (17).
Patent JP-2003017620-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: SAWARA RYUICHI
IPC: H01L21/3205
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To solve the problem that, when a semiconductor device is constituted of a semiconductor chip size, it is feared of a damage of an element in the case of rewiring on an element region of the chip. SOLUTION: The semiconductor device comprises a conductor wiring layer 12 having grooves 10 arriving at electrode pads 8 on a front surface at a rear surface of the semiconductor chip 9 and forming a conductor wiring layer 12 electrically connected via the grooves 10, and a wiring pattern having no influence to an element region of the chip 9 provided on the rear surface side by rewiring on the chip rear surface side. Thus, in the case of mounting the semiconductor device on a mounting substrate, it is not feared to damage the element region.
Patent JP-2003010423-A (JP)
Title: Game machine
Inventor: OSHIRO YASUSHI
IPC: A63F7/02
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a game machine which can change the flowing-down path of a game ball using a starting memory display expressing a starting memory number by a mechanical operation to vary the presentation and to make the game exciting. SOLUTION: Two or more starting memory displays 32A, 32B and 32C and 32D are fixed, making them free to protrude, on a central slope 27 in the lower area of a center case where a game ball P flows down from both the side. Each time when a game ball goes through a pattern starting inlet on the lower center of the center case during a pattern change and the pattern starting information is memorized, the starting memory displays 32A, 32B and 32C and 32D operate in the way according to the starting memory number and differently for each new starting information memory. By this operation, the starting memory number is displayed and the flowing-down path of the game ball P is changed.
Patent JP-2003022634-A (JP)
Title: Magnetic disk, magnetic disk divice, and device and method for magnetizing magnetic disk
Inventor: SUZUKI KAZUYA
IPC: G11B21/10
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic disk from which a tracking control signal can be efficiently read, a magnetic disk recording and reproducing device and a device for magnetizing the magnetic disk. SOLUTION: In this magnetic disk, a magnetic layer is formed on recessed and projecting parts formed on a base plate, a control signal formation area composed of many recessed and projecting patterns (projecting part 21 and recessed part 22) is formed radially and also in an arc-shape that continuously changes directions from an inner circumferential part to an outer circumferential part, in the recessed and projection patterns, the direction of pattern edges 21A and 21B in their circumferential direction is formed almost parallelly to the direction of the control signal formation area, and the magnetic disk is also magnetized almost perpendicularly to the direction of the control signal formation area. A magnetic disk drive performs recording and playback with a magnetic head 2 that performs rotating drive.  A magnetizing device is provided with a head driving part for performing rotating drive of an arm to move the magnetic head for magnetizing. Furthermore, the magnetic head for magnetizing is subjected to rotating movement to polarize the recessed and projecting parts of the magnetic disk.
Patent JP-2002038901-A (JP)
Title: Multicylinder type internal combustion engine
Inventor: OGATA YASUO
IPC: F01B9/04
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a multicylinder type internal combustion engine whose dimension in an output shaft direction can be markedly lessened. SOLUTION: This internal combustion engine, having a cylindrical casing 2, a plurality of cylinders 3 radially mounted in an external peripheral part of this casing, an output shaft 4 mounted coaxially and rotatably the center of the casing, an output gear 12 integrally mounted in this output shaft, an internal gear 13 provided by surrounding the output shaft and having an external diameter smaller than an internal diameter of the casing to be additionally mounted in a condition eccentrically placed relating to the output shaft, a planet gear 14 provided between these internal gear and output gear to be meshed with these internal gear and output gear, and a plurality of connecting rods 16 connecting a piston mounted in each cylinder to the internal gear,  is characterized by making the planet gear formed with an external peripheral part of the internal gear corresponding to a meshed position with the planet gear in an external diameter so as to abut to an internal peripheral surface of the casing.
Patent JP-2003020631-A (JP)
Title: Impervious structure and construction method for fill dam
Inventor: HAYASHI AKIRA
IPC: E02D5/18
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To construct an economical fill dam by eliminating the need of screening the sizes of a core material forming an impervious zone and filter materials forming filter zones in the construction of the fill dam. SOLUTION: Soil and sand 4 are built up at the center of a bank body; and a continuous impervious wall 5 is constructed there ranging from a bank body top part to at least a foundation rock 1 to provide an impervious function. By eliminating the need of the impervious function for the soil and sand 4 and rock-fills 3a and 3b, the necessity of screening of the sizes can be eliminated. Also, the continuous impervious wall 5 is extended, if necessary, into the foundation rock 1 to realize the same effect as a curtain grouting so as to eliminate the application of curtain grouting to the foundation rock 1. The continuous impervious wall 5 is constructed by a continuous underground wall construction method such as SMW construction method and earth cut construction method.
Patent JP-2003027205-A (JP)
Title: Method for producing thermal spraying material
Inventor: MORI MAKOTO
IPC: C23C4/00
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a chromium-iron based alloy thermal spraying material which has increased pulverizability, and has excellent grain shape. SOLUTION: A chromium-iron based alloy is subjected to heat treatment, and is thereafter subjected to pulverization treatment. The content of chromium in the chromium-iron based alloy is controlled to the range of 60 to 95 mass%, the grain size thereof is controlled to the range of 1 mm to 5 μm, and the heat treatment is performed in an atmosphere of gaseous hydrogen or inert gas. Further, the pulverization treatment is performed by an impact type pulverizer.
Patent JP-2003021917-A (JP)
Title: Method for manufacturing stamper for optical recording medium
Inventor: TANAKA TAKESHI
IPC: G03F7/30
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a stamper for optical recording media by which stampers for optical recording media can be manufactured in a good yield by improving the adhesion of a resist to glass master disks. SOLUTION: In the method for manufacturing a stamper for optical recording media in which a photoresist film formed on a glass master disk by coating is exposed with modulated laser light and developed to form a prescribed rugged pattern and a stamper is manufactured by electroforming, the surface of the glass master disk is subjected two or more times to HMDS coating for carrying out silylation before coating with a resist.
Patent JP-2003051880-A (JP)
Title: Automatic time revising method
Inventor: CHEN KUN-HUEI
IPC: H04W88/02
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide an automatic time revising method that enables a mobile telephone to automatically revise the time depending on the country when the mobile telephone makes an international communication. SOLUTION: The automatic time revising method is for automatically revising time into a time of a country, a memory 11 of the mobile telephone includes a database for storing the time of each country in the world. Since the database has a comparison table between the time differences of each country in the world and telephone systems, when a central processing unit 13 of the mobile telephone discriminates that the telephone system of a connection destination differs from the telephone system of the connection source, the central processing unit 13 reads the time difference and the country from the database on the basis of a preset time depending on the connection destination telephone system, updates the original time setting into the time of the country depending on the confirmed time difference and displays the result on the monitor 15 of the mobile telephone.
Patent JP-2003025900-A (JP)
Title: Slide mechanism in lift for retractable receiving block
Inventor: TSUJIHAMA YASUO
IPC: B60P1/44
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a slide mechanism in lift for a retractable receiving block capable of smoothly sliding a receiving block side even when a load acting on a slide rail through a slide member is one-sided. SOLUTION: In the slide mechanism 31 of the retractable receiving block lift 2, a deck 1 is provided with the receiving block 5 liftably by a lifting means via a link mechanism 4, and the link mechanism 4 and the receiving block 5 side including the lifting means are constituted slidably along the slide rail 12 through a slide member 3 between a storing position under the deck 1 and a work position at the back of the deck 1. The slide member 3 is provided with slide pads 32 and 33 sliding upside and downside the slide rail 12 in a folding state of the upside and downside of the slide rail 12, and a roller member 34 rolling while supporting a side part of the slide rail 12.
Patent JP-2003027259-A (JP)
Title: Surface modification method for imparting corrosion resistance to member of supercritical water treatment apparatus
Inventor: B ONEI
IPC: C23C8/80
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To improve the corrosion resistance of an apparatus member used in supercritical water environment. SOLUTION: A metallic coating layer consisting of one kind selected from Cr, Al, Si, Ti, Mo, Zr, Ir and Pt, or a combination thereof is formed on the surface of the apparatus member used in supercritical water environment. Alternatively, after that, previous oxidation is performed at 300 to 850 deg.C in an atmosphere under low oxygen partial pressure consisting of a gaseous mixture containing water vapor, pure water, supercritical water or oxygen. Thus, its corrosion resistance is increased.
Patent JP-2003035533-A (JP)
Title: Autonomous decision method of systematic error in surface shape measuring system based on inversion of object to be inspected, and surface measuring device
Inventor: FUJIMOTO IKUMATSU
IPC: G01B21/20
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To obtain an autonomous decision method of a systematic error in a surface shape measuring system to determine a surface shape of the object to be inspected in which the systematic error is removed, and a surface shape measuring device. SOLUTION: By using a two-dimensional positioning stage capable of working in the direction orthogonal to a vertical axis, and a mechanism in which the object to be inspected are reversed, only the measured value of the surface shape of the object to be inspected is used, which is obtained before and after the inversion of an object to be inspected and which includes the systematic error in the shape measuring system due to total of two shifts every once in the positive direction of the x-axis and y-axis. Thus, the effect of the error of the both sides in the shift errors of pitching, rolling, and a vertical movement generated with each shift before the inversion of the systematic error and the object to be inspected is eliminated, and the systematic error in the surface shape measuring system is decided for every detection location.  Next, in a shape measurement of other arbitrary object to be inspected, without using the two-dimensional positioning stage for the shift and the mechanism in which the object to be inspected are reversed, by subtracting the systematic error, a surface shape in which the systematic error is removed is determined.
Patent JP-2003035306-A (JP)
Title: Nut holding tool for pipe material
Inventor: NAKAHARA TOSHITAKA
IPC: F16B7/04
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a nut holding tool for a pipe material which can ensure preventing hexagon nuts from disengaging to say nothing of preventing them from loosening and makes it possible to fit the hexagon nuts to insides of the pipe material without concern for rusting. SOLUTION: In the nut holding tool for the pipe material that is provided with bolt inserting holes located symmetrically about an axis of a pipe and at opposed positions to the axis and is used when it is folded in a U-shape to be inserted into the inside of the pipe material provided with housing portions for housing the hexagon nuts inside the bolt inserting holes, fixing other members by means of bolts and nuts, the bolt inserting holes 3 and projections 4 that is positioned on the fringe of the hole 3 to house the hexagon nuts are formed by extrusion processes at either end of an elastic metal band 1.
Patent JP-2003037545-A (JP)
Title: Mobile station with short range radio unction and reduction method for its power consumption
Inventor: TAKAYANAGI ASAKO
IPC: H04B7/26
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To prevent continued sending of unused and unnecessary radio waves when a short range radio function of a portable telephone device is turned on, and reduce power consumption of a the device in the short range radio function to the minimum by transiting it to a low power consumption mode when there is no data to transmit/receive. SOLUTION: In a mobile station with the short range radio function, which is equipped with a radio unit (a receiver circuit 23, a transmitter circuit 24, a transmission/reception branch filter 22 and an antenna 21) for communicating with a base station and a short range radio unit (a short range radio control circuit 33 and a short range radio RF unit 38) for conducting short range communication different from the above, it is characterized in that a control means for transiting the short range radio function operated by the short range radio unit to a power saving mode according to the state of short range radio communications is also provided.
Patent JP-2003037947-A (JP)
Title: Unit type uninterruptive power supply
Inventor: HIRACHI KATSUYA
IPC: H02M7/493
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To obtain a unit type uninterruptive power supply having excellent general versatility. SOLUTION: Only one pair of storage batteries 15 is employed so as to convert the three-phase alternating current electric power from the three-phase alternating current power supply into the uninterruptible three-phase alternating current output, wherein 2n power supply units 10 having a couple of input terminals 101 and 102, and a couple of output terminals 103 and 104 are used for configuration, the device is divided into the first power supply block 1001 comprising n power supply units obtaining U-phase and V-phase power from the R-S interphase power and the second power supply block 1002 comprising n power supply units obtaining V-phase and W-phase power from the S-T interphase power, a potential of an input terminal 102 in which S-phase power is input and a potential of an output terminal 104 in which V-phase power is output are made common,  a storage battery 15 is connected to the common potential wire, and a series connection circuit made up of the first capacitor and the second capacitor, a choke coil having the first winding 1 and the second winding 2, and a switching element are provided.
Patent JP-2003040590-A (JP)
Title: Pin operating machine and attachment for detaching and attaching pin
Inventor: IWASAKI MITSUKUNI
IPC: E04G23/08
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To easily move a connection pin to a pin hole in a boom connection part without requiring labor and scaffold, and drive the connection pin to an insert completion position by hammering the pin in horizontal direction. SOLUTION: In this pin operating machine, the pin P for connecting structures to each other is inserted into the pin hole provided in the structures. The pin operating machine comprises a pin holding device 17 for holding or releasing the pin P, a pin operating arm 7 for moving the pin holding device 17 to the pin hole so that the pin P can be inserted into the pin hole, and a self-traveling base machine 2 supporting the pin operating arm 7.
Patent JP-2003040857-A (JP)
Title: Method for producing n-substituted or n,n-disubstituted sulfenamide
Inventor: SHIMIZU MASAO
IPC: C07C313/24
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide an industrially advantageous method for producing in high yield a sulfenamide useful as a rubber vulcanizing agent or having a physio logical activity/safely without using any harmful reagents. SOLUTION: This method for producing the sulfenamide compound such as the N-substituted sulfenamide of general formula (1) (where, R<1> is an alkyl or cycloalkyl; R<2> is an alkyl, cycloalkyl, alkoxy, nitro group or halogen atom; n is 0-4; and R<3> is an alkyl, cycloalkyl, aromatic group or heterocyclic group) comprises reaction between a 2-sulfenamoylbenzoic ester compound of general formula (2) and an amine of general formula (3).
Patent JP-2003000231-A (JP)
Title: Method for proliferating normal cell
Inventor: SHIMOZAKI ISAO
IPC: C12N5/07
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for proliferating only normal cells through a p53 gene by imparting thermal stimulation to epithelial cells or interstitial cells. SOLUTION: Cells are confirmed to have the p53 gene, then they are thermally stimulated so that a heat shock protein may be expressed and the p53 gene is activated whereby the apoptosis of abnormal cells that are apt to cause canceration are induced and the proliferation of only normal cells are promoted.