baber/WOPTO huggingface dataset:
Patent JP-2005255001-A (JP)
Title: Power steering device for vehicle
Inventor: OKADA KENGO
IPC: B62D5/30
Filed: 2004-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To realize steering assistance even at stopping of an engine while preventing unnecessary pump operation at normal operation.  <P>SOLUTION: An oil in an oil tank 141 is fed to a pump switching valve 121 of a power steering unit 12 through a main feed flow passage 16a at normal operation of a main pump 142 and a power cylinder 123 and a power cylinder 13 perform steering assistance of a wheel by the oil from the main pump 142. When the main pump 142 becomes abnormal operation or oil pressure is reduced by damage of the main feed flow passage 16a or the like, a pressure detection switch 143 detects this and a drive control part 146 receiving the ON signal feeds a battery voltage to a sub-pump 145 to drive the sub-pump 145. Thereby, the oil in the oil tank 144 is fed to the pump switching valve 121 of the power steering unit 12 through the sub-feed flow passage 16c and the power cylinder 123 is driven to perform steering assistance of the wheel.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005263511-A (JP)
Title: Crystal growth method of group iii nitride, group iii nitride crystal and semiconductor device
Inventor: IWATA HIROKAZU
IPC: C30B29/38
Filed: 2004-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crystal growth method of group III nitride by which the dissolving rate of nitrogen in a melt is increased to increase the growth rate and a high-quality group III nitride crystal can be produced.  <P>SOLUTION: In the crystal growth method of a group III nitride to grow a group III nitride crystal from a melt in which at least alkali metal, group III metal and nitrogen are dissolved, a compound containing alkali metal, group III metal and nitrogen is dissolved in a melt 22 containing alkali metal to grow a crystal of group III nitride 23.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005268993-A (JP)
Title: Printer
Inventor: SASAKI HIDEMI
IPC: B41J29/00
Filed: 2004-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a storefront installation type printer having small installation area.  <P>SOLUTION: The printer 10 comprises first to third displays 16-18 on the front of a case 15, card slots 19a-d, a coin throwing port 21, a bill throwing port 22, a change put-out port 23, a loading lid 24, a discharge port 25, a tray 26, and the like. The first-third displays 16-18 are small LCD panels, a position in the widthwise direction is aligned to the front of the case 15, and arrangement is made side by side in the vertical direction. Width L<SB>D</SB>of the first-third displays 16-18 is narrow, thus reducing width L<SB>C</SB>of the case 15 and installation area.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005269232-A (JP)
Title: Frequency mixer
Inventor: MARUYAMA TAKANARI
IPC: H04B1/26
Filed: 2004-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a frequency mixer capable of preventing the linearity of a local oscillation signal differential pair from being deteriorated even when the amplitude of an RF input signal is large.  <P>SOLUTION: The frequency mixer comprises: an N channel MOS transistor M1; N channel MOS transistors M2 and M3 configuring the local oscillation signal differential pair 100 and each having substantially the same characteristic; and loads Z4, Z5. The gate of the N channel MOS transistor M1 receives the RF signal, the gates of the N channel MOS transistors M2, M3 receive a local oscillation signal, drain currents of the N channel MOS transistors M2, M3 are outputted to the drain of the N channel MOS transistor M1. An amplitude-current conversion circuit 400 receives the RF signal and provides an output of an output current to the drain of the N channel MOS transistor M1 so as to monotonously decrease the output current with respect to the amplitude of the RF signal.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005274668-A (JP)
Title: Liquid crystal display device
Inventor: KUME YASUHITO
IPC: G02F1/1343
Filed: 2004-03-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vertical alignment type liquid crystal display device which sufficiently stabilizes alignment of liquid crystal with relatively simple constitution and obtains higher display quality than before.  <P>SOLUTION: The liquid crystal display device has a vertical alignment type liquid crystal layer provided between a 1st substrate and a 2nd substrate and also has a pixel including a 1st electrode formed on the 1st substrate, a 2nd electrode formed on the 2nd substrate, and a liquid crystal layer provided between the 1st electrode and 2nd electrode and a light shielding region provided around the pixel, and a plurality of supports are regularly arranged on a liquid crystal layer side in the light shielding region on the 1st or 2nd substrate; and the liquid crystal layer forms at least one liquid crystal domain showing axially symmetrical alignment at least when applied with a prescribed voltage and tilt directions of liquid crystal molecules in at least one liquid crystal domain are prescribed by tilt flanks that the plurality of supports have.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004315354-A (JP)
Title: Alkali-free glass
Inventor: NISHIZAWA MANABU
IPC: C03C3/093
Filed: 2004-03-23
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the compaction generated in a heat-treatment without allowing a strain point to rise remarkably.  <P>SOLUTION: An alkali-free glass satisfies formula: 0 ≤ the ratio (▵an-st/α50-350) < 3.64, where ▵an-st (ppm/°C) is the inclination of an equilibrium density curve in the temperature range from about an annealing point (Tan) to about a strain point (Tst), and α50-350 (×10<SP>-6</SP>/°C) is an average coefficient of linear thermal expansion in the temperature range of 50-350°C.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005272915-A (JP)
Title: Method for manufacturing nano porous layer on metallic material surface
Inventor: ESATO KOICHIRO
IPC: C23C26/00
Filed: 2004-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that working and manufacturing of a microporous layer (nano porous layers of a pore diameter below 1 μm) on a metallic surface are impossible with the prior art.  <P>SOLUTION: The surface of a high melting metallic material is simultaneously subjected to irradiation with an ion beam of a high energy/high particle flux and heating, thereby the microporous layer ( nano porous layers of the porous diameter below 1μm) is formed on the surface. Namely, the tungsten surface heated up to about 2,200°C surface temperature is made porous by irradiation with the high particle flux helium ion beam (6.7x10<SP>20</SP>He/m<SB>2</SB>/s).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005271694-A (JP)
Title: Elevating device for working machine and working machine equipping with the same
Inventor: HANAKAWA WAKICHI
IPC: B66C13/54
Filed: 2004-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elevating device for a working machine facilitating the elevation to an operator's room and the working machine equipping with the elevating device.  <P>SOLUTION: The operator's room 9 is installed on a wheel type traveling body 1. A footrest 13 for elevating is installed on a wheel cap 14 of the wheel 3 at the operator's room of the wheel type traveling body 1. The footrest 13 is composed of a hole or a recessed part provided on the wheel cap 14.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005276310-A (JP)
Title: Nonvolatile semiconductor storage device
Inventor: HIRATA YOSHIHARU
IPC: G11C16/06
Filed: 2004-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To accelerate a data read time about a nonvolatile semiconductor storage device.  <P>SOLUTION: This nonvolatile semiconductor storage device comprises a memory cell array 1 where a plurality of memory cells MC for storing data on the basis of a change in a threshold voltage are arranged, a plurality of bit lines BL connected to the memory cells MC, a plurality of column selection circuits 3 that respectively select the plurality of bit lines BL and are provided corresponding to the plurality of bit lines BL, a data line DL connected in common to the plurality of column selection circuits 3, a readout circuit 7 for reading data on the basis of whether a voltage value of the data line DL is equal to or greater than a first voltage value, and a charging circuit 8 for charging the data line to a second voltage value greater than the first voltage value and smaller than a power supply voltage.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005276078-A (JP)
Title: Database security system
Inventor: TSUBAKI SHIGEKI
IPC: G06F21/55
Filed: 2004-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a database security system capable of easily detecting "who", "when" and "which record" of a table with respect to the access in an access history to database.  <P>SOLUTION: This database security system audits the security of database storing data corresponding to each of a plurality of data items, and comprises an item extracting part for extracting the data item to be referred by parsing a SQL sentence accessing the database, a data item determining part for determining whether the extracted data item is included in the audit data item as an object of audit, or not, a SQL sentence storing part for storing the SQL sentence on which the inclusion of audit data item is detected as a result of determination, as the access history, and a SQL audit executing part for executing the SQL sentence stored in the SQL sentence storing part, and storing the reference data of a result of execution in a reference data storing part.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005279441-A (JP)
Title: Fat and oil absorbing/deodorizing agent for cooking utensil and its production method
Inventor: KOWAGUCHI NORIAKI
IPC: A47J37/06
Filed: 2004-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fat and oil absorbing/deodorizing agent for a cooking utensil capable of baking a material to be cooked delectably in beautiful brown, without causing ignition, without leaving no unpleasant odor during and after the cooking, capable of being arranged closely in a pan and capable of reducing the soiling of the pan, and to provide its production method.  <P>SOLUTION: This fat and oil absorbing/deodorizing agent comprises diatomaceous earth and is granulated into flake shape of grain size 1.5 to 25 mm and thickness 1 to 5 mm by using an inorganic binder. In the production method of the fat and oil absorbing/deodorizing agent for the cooking utensil, the granulation and disintegration is performed by using the wet or dry compression granulation method.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005283301-A (JP)
Title: Metal ring defect detector
Inventor: TANGE KOJI
IPC: G01N21/892
Filed: 2004-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To detect not only spot marks on a surface to be inspected but also an extremely wide and narrow line mark extended in the peripheral direction and width direction, by devising the irradiation direction of the surface to be inspected.  <P>SOLUTION: A metal ring defect detector comprises light sources 31, 41 for irradiating the surface to be inspected of an inspection target 2 traveling in a fixed direction with light; a first waveguide 32 for guiding reflection light from the surface to be inspected to a first light receiving element 33 and a second waveguide 42 for guiding the reflection light to a second light receiving element 43; a differential value computing means for calculating the differential value between an electric signal output from the first light receiving element or an electric signal correlated to the electric signal, and an electric signal output from the second light receiving element or the electric signal related to the electric signal; and a discrimination means for discriminating the presence and absence of defects on the surface to be inspected by comparing the differential value with a prescribed threshold. Light from the light sources 31, 41 is applied in the traveling direction of the inspection target at approximately 45° crossing angles (ϕc, ϕd).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005284918-A (JP)
Title: Coin identification device
Inventor: TOKUMURA SHOICHI
IPC: G07D5/02
Filed: 2004-03-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coin identification device having a short processing time, and reducing an influence by contact or the like of the periphery of a coin and a side face of a feeding path, or dirt of the coin or dirt of an imaging window to identify the identification target coin with high accuracy.  <P>SOLUTION: This coin identification device 1 has: an image input part 3 for generating imaging data D<SB>1</SB>; a center calculation part 53 for calculating a center position C of the identification target coin 15 in imaging data D<SB>2</SB>; an identification portion take-in part 55 for extracting identification data D<SB>4</SB>from the imaging data D<SB>2</SB>on the basis of the center position C; and a decision part 9 for comparing the identification data D<SB>4</SB>and reference data D<SB>5</SB>to identify the identification target coin 15. The center calculation part 53 sets a plurality of first line segments k<SB>1</SB>-k<SB>8</SB>in the imaging data D<SB>2</SB>, and finds a perpendicular m on the basis of the middle points c<SB>1</SB>-c<SB>8</SB>of pairs of end points present on an edge of the identification target coin 15 in the line segments. Similarly, a plurality of second line segments l<SB>1</SB>-l<SB>8</SB>are set, and a perpendicular n is found. An intersection point of the perpendiculars m, n is set as the center position C.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005285026-A (JP)
Title: Punch solenoid
Inventor: ASAMI RYOSUKE
IPC: G06K17/00
Filed: 2004-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solenoid which can be assembled by a small number of assembly man-hours by decreasing the number of components less than a general punch solenoid thereby enables burden for the assembly to be reduced as much as possible, and which is also efficient.  <P>SOLUTION: In the solenoid, a magnetic pole part 12a, a die 12b, a punch hole 12c, a slit part 12d and a housing hole 12e of a fixed magnetic pole 12 are machined or molded from the same base material, so that a positional deviation between components during assembly can be eliminated and that burden for the assembly can be reduced. Furthermore, efficiency of a magnetic circuit of magnetic flux circulated through a case 11, a movable magnetic pole 13 and the fixed magnetic pole 12 can also be improved. Moreover, surface hardening treatment is applied to a shaft 14 or the fixed magnetic pole 12 or plating is applied to the fixed magnetic pole 12 to make the surface state smooth, so that durability can be improved.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005292242-A (JP)
Title: Imaging apparatus and method for manufacturing the same
Inventor: YAGI TAKAHIKO
IPC: H04N5/335
Filed: 2004-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To accurately determine a distance between an optical system of an imaging apparatus and an image pickup surface and the inclination of the optical system from the image pickup surface.  <P>SOLUTION: The imaging apparatus 1 is provided with an image pickup part 2, a 3-dimensional circuit board 3 on which the image pickup part 2 is packaged, a lens part 4 for guiding incident light into the image pickup part 2, and a lens holding part 5. The lens holding part 5 is mounted on the 3-dimensional circuit board 3 while performing positioning by engaging a lens position reference hole 52a with a lens position reference part 36a and engaging the other lens position reference hole with the other lens position reference part. When a plurality of first reference surfaces 361 of the solid circuit board 3 are abutted on a plurality of second reference surfaces 521 of the lens holding part 5, the distance between a lens part 4 held by the lens holding part 5 and the image pickup surface 211 of the image pickup part 2 accurately mounted on the circuit substrate 3 and the inclination of the lens part 4 from the image pickup surface 211 can be accurately determined.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005295620-A (JP)
Title: Process for manufacturing stator
Inventor: SATO KAZUO
IPC: H02K15/02
Filed: 2004-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide the stator of a motor in which eddy current loss is reduced and torque pulsation is suppressed.  <P>SOLUTION: A bonding jig 4 is provided with a core 4b having an inside diameter dimension equivalent to that of a stator in the central part of a base 4a, and twelve guide pins 4c are arranged around it on a concentric circle. Each guide pin 4c is fixed with a tubular guide ring 5 while having a clearance through which it can move, and a ring-like resilient body 6 fixed to the outside of twelve guide rings 5 presses twelve stator segments 1a. In this regard, outer circumference of the guide ring 5 abuts against the V-shaped oblique side of a groove 2a provided in the outer circumference of a laminated core 2 and being pressure held in the central direction, and inner circumferential part of the stator segment 1a is stuck to the core 4b in the central part. Since split bonding faces are bonded simultaneously, a stator having low cylindricity and circularity is obtained.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005287902-A (JP)
Title: Game machine
Inventor: TAKAHASHI KAZUHIDE
IPC: A63F5/04
Filed: 2004-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of reducing the cost of manufacturing a mounting board.  <P>SOLUTION: The mounting board 19 is attached to the rear face of a front door 3 mounted on the front face of a casing in such a way that the door can be opened/closed. Light emitting elements 21-25, capable of displaying prescribed game information on the front face of the front door 3 through a display window on the front door 3 based on a control signal of a control board mounted inside the casing, are mounted on the front face 19a of the mounting board 19. Electric elements 27 and 18, and a board connector 26 to which a connector of a harness connecting the control board and the mounting board 19 is connected are mounted on the front face 19a of the mounting board 19.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005019958-A (JP)
Title: Solid state imaging apparatus, signal processor, camera, and spectroscope
Inventor: YAMAGUCHI TAKUMI
IPC: H04N9/07
Filed: 2004-04-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid state imaging apparatus which reduces manufacturing time and cost, and increases yield, as well as provides an image quality being equal to or higher than that of conventional ones, a signal processor and the like which generate colour signals from electric signals output from the solid state imaging apparatus.  <P>SOLUTION: In such an apparatus, opening is provided to a light shielding film formed above a light receiving element that converts received light into an electric signal, across an insulating film, the opening through which the light having wavelength equal to or higher than a prescribed value of wavelength within a range in which the light receiving element has a sensitivity is shielded, and the light having wavelength below the prescribed value passes.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005299754-A (JP)
Title: Screw device and its manufacturing method
Inventor: SHIRAI TAKEKI
IPC: F16H25/22
Filed: 2004-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a screw device capable of clearly deciding positional relation of a load ball rolling channel formed in a nut and a ball circulation channel.  <P>SOLUTION: This screw device is provided with a screw shaft 5 in which a spiral ball rolling channel 6 is formed on an outer peripheral face, the load ball rolling channel 2 opposing to the ball rolling channel 6 and having length which is less than one round, the nut 1 in which at least one winding channel 4 constituted by the ball circulation channel 3 for connecting one end of the load ball rolling channel 2 with the other end is formed on an inner peripheral face, and a plurality of balls arranged and stored among the ball rolling channel 6 of the screw shaft 5, the load ball rolling channel 2 of the nut 1, and the ball circulation channel 3. The load ball rolling channel 2 and the ball circulation channel 3 of the nut 1 are formed by cutting the inner peripheral face of the nut treated by heat in advance.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005309498-A (JP)
Title: Information extraction system, information extraction method and computer program
Inventor: ONO TOSHIHIRO
IPC: G06F17/30
Filed: 2004-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To precisely search a tag set or tag for retrieval key for extracting a specific data type of data value from a Web page, from the Web page based on such a specific data type of data value.  <P>SOLUTION: An information extraction object Web page is retrieved, and a tag set surrounding an input data value is extracted, and a tag set for retrieval key is prepared based on the tag set (S102), and the tag set in the information extraction object Web page is collated with a tag set for retrieval key, and the number of tag sets whose sections other than the input data value are matched with the tag set for retrieval is counted (S103), and the adaptability of the tag set for retrieval key is decided based on the counted value and the number of the data groups in the information extraction object Web page (S106), and a new tag set for retrieval key corresponding to the decision result is prepared (S107).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005310446-A (JP)
Title: Manufacturing method of plasma display panel
Inventor: MIURA MASANORI
IPC: H01J11/12
Filed: 2004-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a PDP hardly causing failure covering a phosphor layer when an electrode is formed on a top part of a barrier rib.  <P>SOLUTION: In this manufacturing method of a plasma display panel, a front substrate 90 and a back substrate 91 are installed oppositely to each other by interposing a discharge space therebetween; a plurality of barrier ribs 106 are formed in parallel with one another on a surface facing to the front substrate 90 of the back substrate 91; and a plurality of discharge cells are arranged along the barrier ribs 106. The manufacturing method includes: a transfer step for transferring a guide electrode precursor 202 formed on a surface of a support film 201 to top parts 106a of the barrier ribs 106; and a heating step for heating the guide electrode precursor 202 transferred to the top parts 106a of the barrier ribs 106 to form guide electrodes 108.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2004339214-A (JP)
Title: Protein kinase stimulant
Inventor: YOSHIDA HIROSHI
IPC: A61P25/28
Filed: 2004-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new protein kinase stimulant.  <P>SOLUTION: This protein kinase stimulant contains a pyrazolone derivative expressed by formula (I) (R<SP>1</SP>is H, an aryl or the like; R<SP>2</SP>is H, an aryloxy, an arylmercapto or the like; and R<SP>3</SP>is H, a 1-5C alkyl, a 5-7C cycloalkyl, a 1-3C hydroxyalkyl, benzyl, naphthyl, phenyl or the like) or its physiologically acceptable salt, or their hydrate or solvate, as an active ingredient.  <P>COPYRIGHT: (C)2005,JPO&NCIPI