baber/WOPTO huggingface dataset:
Patent JP-2008197135-A (JP)
Title: Electromagnetic induction heat fixing unit and image forming apparatus equipped with the same
Inventor: DATE SHINICHIRO
IPC: H05B6/14
Filed: 2007-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To improve controllability, that will not apply excessive load on the switching element of a high-frequency power source and to save energy, by avoiding deterioration in heating efficiency in an electromagnetic induction heating fixing unit using magnetic shunt alloy in a body to be heated.  <P>SOLUTION: An IH control part 50 for controlling the switching element 44 so that power supplied to an excitation coil 32 has power-varying control carried out adjusting supplied power according to detected temperature of a thermistor 49, in order to maintain a heat roller 21 at a fixing temperature after termination of warming up, when power required for maintaining the fixing temperature reaches a minimum power value; a fixed power intermittent control is carried out intermittently carrying out power supply in which casted power is fixed according to the detected temperature of the thermistor; a minimum power value which is to become a reference, when power varying control is switched to fixed power intermittent control is determined, based on the input voltage and the detected temperature of the thermistor.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008198672-A (JP)
Title: Fiber laser device
Inventor: HISHIDA MITSUKI
IPC: H01S3/06
Filed: 2007-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fiber laser device that can emit a laser light with different wavelength from that of an incident laser light.  <P>SOLUTION: The fiber laser device includes a core to which a laser light radiated from a laser diode 4 enters and rare earth ions are doped, and a fiber that energizes and emits the laser light with different wavelength from that of an incident laser light. The fiber is divided so that the divided fibers may be parallel to each other, and laser lights emitted from the respective fibers are reflected on reflection mirrors to enter to the fibers provided together.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008194718-A (JP)
Title: Reverse flow preventive method and reverse flow preventive device of metal injection molding machine
Inventor: KIHARA YUJI
IPC: B22D17/20
Filed: 2007-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reverse flow preventive device of a metal injection molding machine capable of preventing any reverse flow of, in particular, a low melting point metallic material to a screw part from a space between an outer circumferential surface of a reverse flow preventive ring and an inner circumferential surface of a cylinder.  <P>SOLUTION: A pushing metal (11) and a reverse flow preventive ring (15) are provided on a fore end of a screw (2). Piston ring grooves (18, 18) are formed in an outer circumferential part of the reverse flow preventive ring (15), and through holes (19, 19, ...) opened in a molten metal passage (10) inside a cylinder (1) are opened in bottoms of the grooves. Small diameter inner piston rings (20, 20) and large diameter outer piston rings (21, 21) are attached to the piston ring grooves (18, 18) in a superposed manner. The injection pressure or the pressure keeping force is indirectly applied to the outer piston rings (21, 21).  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008198916-A (JP)
Title: Semiconductor device and manufacturing method thereof
Inventor: TANAKA JUNJI
IPC: H01L25/065
Filed: 2007-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device available as low profile and its manufacturing method.  <P>SOLUTION: The semiconductor device comprises a first insulating film 10 equipped with a first opening 12, a first wiring layer 14 extending on the first insulating film 10 from the first opening 12, a first semiconductor chip 16 which is mounted on the first insulating film 10 and electrically connected to the first wiring layer 14, and a resin part 32 provided on the first insulating film 10 as to cover the first semiconductor chip 16.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205531-A (JP)
Title: Antenna device and electronic equipment
Inventor: HAYASHI KATSUHIKO
IPC: H01Q1/38
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna device having directivity having intense radiation in one direction out of two opposed directions and having no intensity in the other direction.  <P>SOLUTION: A radio-controlled timepiece 10 is provided with a conductive case 150 having a reference surface, a dielectric display window 100 having an opposite surface opposed to the reference surface and a metallic pattern 110 as a circulating radial conductor which is formed between the reference surface and the opposite surface and separated by a prescribed distance from the reference surface.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008161854-A (JP)
Title: Semiconductor particle and its manufacturing method
Inventor: TEZUKA KEITARO
IPC: B01J35/02
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor particle applicable to the application of a nanomicro device and a photocatalyst, and to provide its manufacturing method.  <P>SOLUTION: The above-described problem is solved by the semiconductor particle having a p-type semiconductor such as nickel oxide and an n-type semiconductor such as zinc oxide. Such the semiconductor particle includes (A) the structure of covering a part of the surface of an n-type semiconductor particle with the p-type semiconductor, (B) the structure of covering a part of the surface of a p-type semiconductor particle with the n-type semiconductor and (C) the structure of jointing the p-type semiconductor to the n-type semiconductor at the center of a particle.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008200889-A (JP)
Title: Degassing method, degassing apparatus, core manufacturing method and laminated support
Inventor: SUZUKI SHIGENOBU
IPC: F16F15/04
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a degassing method capable of obtaining a molded product having stable capacities by kneading mixture pieces of a plastic flowable material and a hard filler to remove the gas in the obtained kneaded matter.  <P>SOLUTION: The mixture pieces 56A of the plastic flowable material and the hard fiber are charged in a cylinder 42 and pressurized in the cylinder 42 under a vacuum atmosphere or a vacuum environment reduced in pressure with respect to an atmospheric pressure. By this method, the air between the mixture pieces 56A of the plastic flowable material and the hard filler charged in the cylinder 42 and the gas contained in the mixture pieces 56A are expelled from the cylinder 42 at the same time while pressurizing the mixture pieces 56A and sucked to the outside of the cylinder 42. Accordingly, the gas is removed from the kneaded matter 56 of the mixture pieces 56A of the plastic flowable material and the hard filler.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205673-A (JP)
Title: Modulation discrimination device, and radio reception system and wireless receiver using the same
Inventor: YANO HITOSHI
IPC: H04L27/00
Filed: 2007-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To extend the battery lifetime of a receiver of a simple radio system for weak radio, specified low power radio, or the like.  <P>SOLUTION: I and Q signals are generated from an input signal by a quadrature demodulator 101, and a signal of an average of (I-Q)<SP>2</SP>is generated from the I and Q signals by amplifiers 102 and 103, an addition circuit 108, a square circuit 111, and an LPF 226, and a signal of an average of (I+Q)<SP>2</SP>is generated from the I and Q signals by amplifiers 104 and 105, an addition circuit 109, a square circuit 117, and an LPF 117, and a signal of an average of (I<SP>2</SP>+Q<SP>2</SP>) is generated from the I and Q signals by amplifiers 106 and 107, square circuits 113 and 114, an addition circuit 110, and an LPF 118, and (I-Q)<SP>2</SP>is compared with (I<SP>2</SP>+Q<SP>2</SP>) by a comparison circuit 119, and (I+Q)<SP>2</SP>is compared with (I<SP>2</SP>+Q<SP>2</SP>) by a comparison circuit 120, and (I<SP>2</SP>+Q<SP>2</SP>) is compared with a value preliminarily set by a detection level generation circuit 115 by a comparison circuit 121, and ASK/FSK is discriminated by three comparison results.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008202285-A (JP)
Title: Weeding implement for water way
Inventor: SUZUKI MASAE
IPC: E02B5/08
Filed: 2007-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new weeding technology for an irrigation canal, which can be easily carried, which can be easily installed in a necessary proper place in the irrigation canal, and which can efficiently intercept and remove only a weed, other floating matters, etc., flowing down from an upstream side, without interfering with the smooth flow of water.  <P>SOLUTION: In this weeding implement 1 for a water way, anchoring mechanisms 3 and 3 are built in both ends of a supporting shaft rod 2 long enough to be laid between both upper edges 82 and 82 of a U-shaped gutter 81, respectively; a plurality of spike teeth 41 has respective leading ends connected together by means of a lower frame 42 within a range equivalent to the width range of the water way, and regulate a section from the supporting shaft rod 2 to the lower frame 42 so that it can be obliquely arranged to the upstream side from the downstream one; and a weeding frame body 4, which is formed in such a manner that its side surfaces have a length and a shape for forming a concave shape to the upstream side from the downstream side, is built in in such a manner as to be rotationally operable around the shaft center of the supporting shaft rod 2.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205177-A (JP)
Title: Semiconductor device and its fabrication process
Inventor: MORI KENICHI
IPC: H01L21/768
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To self form a barrier metal having a sufficient film thickness in a liner film or a porous low-k film.  <P>SOLUTION: A lower layer wiring 12 is formed in an interlayer insulating film 10. A liner film 20 and an interlayer insulating film 22 are formed on the interlayer insulating film 10 and the lower layer wiring 12 sequentially. A via 28 and upper layer wiring 30 are formed in the liner film 20 and the interlayer insulating film 22. The lower layer and upper layer wiring 12, 30 and the via 28 have barrier metals 14, 32 and Cu 18, 36. The barrier metals 14, 32 are laminating Ru films 16A, 34A and MnOx 16B, 34B. The MnOx 16B, 34B is a film self formed using oxygen supplied from an RuO<SB>2</SB>film.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008202866-A (JP)
Title: Burner for cooking stove
Inventor: AKAGI KAZUYUKI
IPC: F23D14/06
Filed: 2007-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To stably perform combustion without lifting even in a high frame state, in a burner for a cooking stove comprising a cylindrical body made of sheet metal on an outer periphery of a burner head, and jetting and burning an air-fuel mixture from burner ports formed on the cylindrical body.  <P>SOLUTION: Slit-shaped main burner ports 64 long in the vertical direction, and sub-burner ports 65 positioned at a lower side of the main burner ports 64 are formed on the cylindrical body 62 excluding a plurality of parts in the circumferential direction of the same azimuth as a plurality of trivet claws disposed on a trivet. Only trivet burner ports 68 smaller than the main burner ports 64 are formed on the parts of the cylindrical body 62 positioned on the same azimuth as the trivet claws. Resistors 69 for limiting the flow of the air-fuel mixture directing to the trivet burner ports 68 are disposed in the burner head. The lifting is suppressed by mutual interference of the flame of the main burner ports 64 and the flame of the sub-burner ports 65. The air-fuel mixture is decelerated by the resistors 69 before reaching the trivet burner ports 68, thus the lifting of the flame of the trivet burner ports 68 is suppressed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008211277-A (JP)
Title: Surface acoustic wave element
Inventor: NISHIMURA KAZUNORI
IPC: H03H9/145
Filed: 2007-02-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve electric characteristics of a surface acoustic wave element used mainly for radio communication equipment.  <P>SOLUTION: The surface acoustic wave element according to the present invention has a piezoelectric substrate 1, an interdigital electrode 2 provided on a top surface of the piezoelectric substrate 1, and a support layer 5 provided on the reverse surface of the piezoelectric substrate 1, where the support layer 5 has a polycrystalline structure made of a plurality of a plurality of grains 6, whose surfaces are oxidized.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008208191-A (JP)
Title: Polyurethane-based curable composition
Inventor: MATSUMOTO YUKIO
IPC: C09K3/10
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polyurethane-based curable composition providing a cured product having excellent stainproof properties and durability while providing the good operability.  <P>SOLUTION: The polyurethane-based curable composition contains (P) an isocyanate group-terminated polyurethane prepolymer, and (Q) a polyether monool derivative of a reaction product of (B) a polyether monool with (D) a polyisocyanate, wherein the polyether monool B is represented by R<SP>1</SP>-O-(R<SP>2</SP>-O)<SB>n</SB>-H in the combination of the isocyanate-terminated polyurethane prepolymer P with the polyether monool derivative Q. In the formula, R<SP>1</SP>is an 8-20C organic group; R<SP>2</SP>is a 2-4C alkylene group; and n is an integer of 5-85.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008210981-A (JP)
Title: Component mounter
Inventor: YAMAMURA TATSUO
IPC: H05K13/04
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a component mounter equipped with a detecting means having an attaching position variable depending on an opening region changing in accordance with production conditions.  <P>SOLUTION: The component mounter 100 for mounting a component to a substrate 20 is provided with: the opening regions 201a, 201b changing depending on the production conditions; and the detecting means 210 for detecting the entering of foreign matters into the opening regions 201a, 201b, and having an attaching position variable depending on the movement of the opening regions 201a, 201b. The opening region 201a is a free region where a feeder 114 for feeding components is not attached on a component feeding portion 115 in which a plurality of feeder attaching portions each having the feeder 114 are juxtaposed thereon.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008208921-A (JP)
Title: Power transmission chain and power transmission device
Inventor: YAMAMOTO IKUO
IPC: F16G5/18
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power transmission chain and a power transmission device capable of preventing turn of a pin fixed to a link.  <P>SOLUTION: The power transmission chain 1 comprises the plurality of links 11 having front and rear insertion portions 12, 13, the plurality of pins 14 and a plurality of inter pieces 15. A surface 14b opposite to a rolling contact surface 14a of at least the pin 14 out of the pin 14 and the inter piece 15 is formed with a projection 21, 25, 29 extending in a length direction of the pin 14. A pin fixing portion 12a is formed with a turn prevention portion 22, 26, 30 to be fitted with the projection 21, 25, 29 of the pin 14.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008207941-A (JP)
Title: Manual insertion type paper feeding device and image forming device
Inventor: KIMURA MASAHARU
IPC: B65H3/06
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To perform stable paper feeding with constant paper feeding performance even if a paper stacking amount of a manual insertion tray is varied.  <P>SOLUTION: The manual insertion paper feeding device 800 is provided with the manual insertion tray 82 installed on an image forming device body 1A1 and placed with the manually inserted recording medium P; and a recording medium taking-in part 802 for taking-in the recording medium placed on the manual insertion tray into the image forming device body. The recording medium taking-in part is provided with a pickup roller 804 rotated/driven in a feeding direction into the image forming device body when the recording medium is fed into the image forming device body. The pickup roller is controlled such that a rotation/driving time is varied according to the stacking amount of the recording medium on the manual insertion tray. At that time, the stacking amount of the recording medium is calculated based on a movement distance from a stopping position P1 of the pickup roller to the uppermost surface P2 of the recording medium.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008206466-A (JP)
Title: Rice transplanter
Inventor: KAWADA MAKOTO
IPC: A01C11/02
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that in a conventional technology, since a rice transplanter has a constitution in which a one-way crutch is interposed between a transmission device and a transplantation transmission gear and in which a power for reverse rotation is not transmitted to the transplantation transmission gear, the transplantation transmission gear cannot stop a transplanting rod, etc. in a normal fixed position unless a hydraulic stepless speed change gear is operated for disengaging a transplanting clutch during normal rotations.  <P>SOLUTION: This rice transplanter has a transmission constitution in which the power output from an engine (1) is input into the transmission device (3) via the hydraulic stepless speed change gear (2); in which the transmission device (3) outputs the power by branching off into a transplantation clutch case (5) and a travel device (6); and in which at the transplantation crutch case (5) having a fixed-position stop crutch (7), the power output from the transmission device (3) is constantly input in the state of normal rotation into the transplantation crutch case (5) with a fixed-position stop crutch (7) via a reverse rotation-converting device (8) even in either of the normal and reverse rotational directions.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008211698-A (JP)
Title: Optical transmission apparatus, semiconductor storage device and information processor
Inventor: KOSEKI SHINOBU
IPC: H04B10/07
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical transmission apparatus, semiconductor storage device and information processor in which miniaturization at a data transmission side is attained, an error in transmission data can be detected and corrected and even if a fault occurs in a part of transmission line, data can be transmitted with no error.  <P>SOLUTION: An optical transmission apparatus 1 of the present invention comprises: an E/O converter 21 which converts transmission data inputted by an electric signal from the electric signal into an optical signal, the transmission data being added with an error correcting code by an ECC adding part 20; an optical transmission line 3 in which the optical signal is branched into two optical signals by a beam splitter 30 and transmitted; ECC decoders 41a, 41b for performing error detection and correction using the error correcting code on reception data resulting from converting the received two optical signals into two electric signals by O/E converters 40a, 40b; and a data selector 42 which selects data with no error, based on error detection results, from among two data items from the ECC decoders 41a, 41b and outputs the selected data as output data.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008208822-A (JP)
Title: Swash plate type hydraulic motor
Inventor: NUNOMURA HIROTAKA
IPC: F03C1/06
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To achieve miniaturization and weight reduction by providing a control piston in parallel with a cylinder block and shortening the length in the axial direction, by securing the strength of a pressure part of a swash plate with which the control piston is brought into contact, and by minimizing a wall thickness.  <P>SOLUTION: A control cylinder 27 provided to a motor housing 11 of a swash plate type hydraulic motor is arranged nearly in parallel with the cylinder block 18, and the control piston 28 is engaged with and inserted to the control cylinder 27. The diameter of the tip 29 of the control piston 28, which is brought into contact with the swash plate 19, is smaller than that of the body of the control piston 28. Then a contact surface 54a is formed in the projection 57 of the swash plate 19 having a minimum projected area of the tip 29, and the tip 29 of the control piston 28 is brought into contact with the contact surface 54a which is formed nearly orthogonal to the axis direction of the tip 29.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008209872-A (JP)
Title: Elliptically polarizing plate for vertically aligned liquid crystal display device and vertically aligned liquid crystal display device using the same
Inventor: SUZAKI GORO
IPC: G02F1/13363
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elliptically polarizing plate for a vertically aligned liquid crystal display device, the plate that can control the retardation in the film thickness direction in a wide range and can be made thin, and to provide a vertically aligned liquid crystal display device having excellent viewing angle characteristics.  <P>SOLUTION: The elliptically polarizing plate for a vertically aligned crystal display device comprises a linearly polarizing plate and a homeotropic alignment liquid crystal film prepared by subjecting a liquid crystal material showing at least positive uniaxial property, in a liquid state, to homeotropic aligning and then fixing the alignment.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008219129-A (JP)
Title: Image reading device
Inventor: YOKOCHI ATSUSHI
IPC: G06T1/00
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reading device capable of reading the image of an original by changing the focusing of a line sensor during reading the original without adding a driving mechanism for changing a relative distance between the line sensor for reading the original being conveyed and the reading surface of the original.  <P>SOLUTION: The line sensor 40 is moved by a CR motor 65 by opposing to a first glass 18 or a second glass 20. The reading area of the line sensor 40 in the original to be conveyed along a conveyance passage 12 is divided into the first area and the second area. The processing is performed based on the image of the original obtained by pre-scanning or user setting. When the original being conveyed is finally scanned, the relative distance between the reading surface 25 of the original and the line sensor 40 on the first glass 18 is changed with respect to first and second areas by driving the CR motor 65.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008212017-A (JP)
Title: Apparatus for determining cell state, and method for determining cell state
Inventor: MIMURA MASABUMI
IPC: C12Q1/02
Filed: 2007-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To determine active state of floating cells, and to culture the cells by reusing the cells, even after the state of cells are observed.  <P>SOLUTION: A camera 104 images an image (phase contrast image) in a cell culture container A, which is observed by using a phase-contrast microscope for observing floating cells being cultured in the cell culture container A and acquires the image. A controller 105 applies a second derivative filter on the acquired phase contrast image, to extract edges and extracts a circle that is constituted by the extracted edges and has a maximum area, or a circle that is constituted by the edges and has the longest contour as the shapes of the floating cells. The active state of the floating cells is determined, based on the shapes of the floating cells extracted.  <P>COPYRIGHT: (C)2008,JPO&INPIT