baber/WOPTO huggingface dataset:
Patent JP-2008188795-A (JP)
Title: Manufacturing method of mold for molding honeycomb member
Inventor: SHINYA KIYOBUMI
IPC: C21D1/06
Filed: 2007-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a mold for molding a honeycomb member having favorable precision, excellent in abrasion resistance and having a long life.  <P>SOLUTION: The manufacturing method of the mold 1 for molding the honeycomb member having supply holes for supplying a material and the polygonal latticelike slit grooves 3 communicating with the supply holes to mold a material into a honeycomb shape has a hole processing process for forming the supply holes to the hole molding surface 11 of the mold, a groove processing process of forming the slit grooves 3 to the groove molding surface 12 being the surface on the side opposite to the hole molding surface 11 of the mold, a heat treatment process of annealing the mold after hardening it and a surface hardening treatment process of increasing the surface hardness of the mold. In the surface hardening treatment process, a nitride layer is formed on the surface of the mold by performing nitrification treatment at a temperature lower than a phase transformation temperature of the material of the mold and the treatment temperature of annealing treatment to set the surface hardness of the mold to 800-1,000 HV.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008191273-A (JP)
Title: Rear surface reflection mirror
Inventor: NAKAYAMA ISAMU
IPC: F21Y101/00
Filed: 2007-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rear surface reflection mirror with the small total number of the films, high productivity and high rear surface reflection efficiency to visible light.  <P>SOLUTION: The rear surface reflection mirror has a light translucent substrate 2 and further has a first dielectric layer 4, a second dielectric layer 6, a third dielectric layer 8, a fourth dielectric layer 10 and a reflection layer 12 which are successively laminated on a rear surface of the substrate on a surface opposite to a light incident surface. The first dielectric layer and the third dielectric layer comprises TiO<SB>2</SB>or Ta<SB>2</SB>O<SB>5</SB>, the second dielectric layer comprises SiO<SB>2</SB>, the fourth dielectric layer comprises Al<SB>2</SB>O<SB>3</SB>or Y<SB>2</SB>O<SB>3</SB>and the reflection layer comprises Ag or Ag alloy. Thereby the total number of the films is reduced and productivity can be improved and further rear surface reflection efficiency to the visible light can be improved.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008189799-A (JP)
Title: Aromatic copolyester and method for producing the same
Inventor: KISHINO TOMOYUKI
IPC: C08G63/189
Filed: 2007-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new aromatic copolyester excellent in dimensional stability and also having excellent moldability and producibility, and to provide a method for producing the same.  <P>SOLUTION: The new aromatic copolyester is such that 5 mol% or more but less than 50 mol% of the total acid component is a 6,6'-(alkylenedioxy)di-2-naphthoic acid component and 90 mol% or more of the total glycol component is an ethylene glycol component, and at least one compound selected from potassium compound and sodium compound is contained at 20-200 ppm on a metallic element basis. The method for producing the aromatic copolyester comprises subjecting the compounds to esterification or transesterification reaction in their presence with their amounts falling within the range.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008191961-A (JP)
Title: Recording medium and apparatus for reading wireless tag information
Inventor: SHIBATA TOMOAKI
IPC: G06K19/07
Filed: 2007-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording medium and an apparatus for reading wireless tag information, with which a communication protocol can perform search in a simple and quick manner, with respect to an unknown wireless tag circuit element.  <P>SOLUTION: A tag label T<SB>P</SB>is equipped with a wireless tag circuit element To-P holding information, and a memory section 155 of an IC circuit part 150 of a wireless tag circuit element To-P holds information of the type of communication protocol, corresponding to communication to wireless tag circuit elements To-A and To-B of wireless tag label T<SB>A</SB>and T<SB>B</SB>installed to a luggage L that is to be stored inside a warehouse 1.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008193505-A (JP)
Title: Mail server and e-mail distributing method
Inventor: YAMAMOTO HIROMI
IPC: H04L12/58
Filed: 2007-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently eliminate a desired destination from destinations determined by a mailing list of a different domain destination.  <P>SOLUTION: A destination information acquiring part 203 acquire a transmission address from a mailing list storing part 204 on the basis of a mailing list address when the mailing list address of received e-mail is for a self-domain. A distribution inhibited destination eliminating part 205 eliminates an address that coincides with an inhibition address from the acquired transmission address when the inhibition address is for the self-domain, and a mail transferring part 206 can be transmitted to a transmission address when the transmission address after elimination is an address for other domain. Further, when the transmission address after elimination is an address for the self-domain, a mail box writing part 207 can be stored in a mail box 208 corresponding to the transmission address.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008198642-A (JP)
Title: Penetration method of silicon substrate, ink jet head and inspection equipment
Inventor: NAKANISHI KOICHIRO
IPC: H01L23/52
Filed: 2007-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming a minute penetration shape into a silicon substrate, and a simple method for confirming penetration.  <P>SOLUTION: A titanium thin film is formed on the penetration outlet surface of a silicon substrate and stuck to a silicon base before being penetrated by etching. Penetration is confirmed by irradiating the backside of the silicon base with infrared rays.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008195975-A (JP)
Title: Method for improving residual stress in pipe and high-frequency heating apparatus
Inventor: YANAGISAWA SHINTARO
IPC: C21D9/08
Filed: 2007-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of conducting an operation for improving the residual stress in a pipe in a nuclear power generation plant, without needing a temporary closure of a nuclear reactor pressure vessel.  <P>SOLUTION: This method for improving the residual stress comprises the steps of: fitting a high-frequency heating coil 16 of a high-frequency heating apparatus 10 to an arranged pipe 2 which is an object of treatment for improving the residual stress; heating the pipe from the external circumferential surface by using the high-frequency heating coil; and at the same time, cooling the pipe at a portion corresponding to the portion being heated, from the internal circumferential surface. The cooling method includes jetting a water jet 28 onto the internal circumferential surface of the pipe from a jet nozzle 27 of a coolant-jetting means 14, which is inserted into the pipe through an opening 29.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008196064-A (JP)
Title: Scale formation inhibitor in green liquor production system, method for inhibiting scale formation and green liquor production system
Inventor: OGASAWARA HIROTAKA
IPC: C02F5/10
Filed: 2007-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a scale formation inhibitor that can be produced by an inexpensive and simple production system and sufficiently inhibits scale formation in a green liquor production system.  <P>SOLUTION: The scale formation inhibitor comprises a copolymer D-H composed of a monomer unit consisting of maleic acid and acrylic acid and having a weight-average molecular weight of ≥3,000. The scale formation inhibitor containing the copolymer D-H is introduced into a fluid in a green liquor production system containing a calcium ion so that precipitation of calcium salt is controlled and scale formation is sufficiently controlled. Preferably the scale formation inhibitor is introduced into a fluid so that the concentration of the copolymer D-H to the fluid is in a range of 0.1-1,000 mg/L.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007243175-A (JP)
Title: Nanowire memory device and method of manufacturing same
Inventor: YOO JIN-GYOO
IPC: H01L27/10
Filed: 2007-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nanowire memory device and a method of manufacturing the same.  <P>SOLUTION: A memory device and a manufacturing method thereof are provided. The memory device includes: a substrate, a first electrode formed on the substrate, a first nanowire extended to a predetermined length at one end of the first electrode; a second electrode formed so as to overlap the first electrode; a second nanowire extended to a predetermined length in the same direction as the first nanowire at one end of the second electrode corresponding to the one end of the first electrode; and an insulation layer provided between the first and second electrodes. In this structure, the first and second electrodes only partially overlap one another. The nanowires are carbon nanotubes. At least one additional structure comprising a first electrode, a second electrode, a first nanowire, and a second nanowire that are formed on a substrate can be provided.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008197504-A (JP)
Title: Roller grounding structure for image forming apparatus
Inventor: ARAISHI KUNIAKI
IPC: G03G15/00
Filed: 2007-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a roller grounding structure for an image forming apparatus, the structure of which is capable of securely grounding rollers by using grounding plates of small, simple shape and capable of reducing the cost and saving space.  <P>SOLUTION: The roller grounding structure for the image forming apparatus is configured, such that the rollers 1 and 2 the conductive support shafts 3 and 4, respectively, are rotatably supported by conductive bearings 5 and 6 are electrically connected to the grounded body frame 11, thereby grounding the rollers 1 and 2. In the roller grounding structure, the grounding plates 9 and 10 attached to the conducive bearings 5 and 6, respectively, and the body frame 11 are connected by a tension coil spring 12, and thus the rollers 1 and 2 are grounded.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008195351-A (JP)
Title: Vehicle behavior control device
Inventor: DOI TAKASHI
IPC: B60W40/13
Filed: 2007-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To improve steering responsiveness of a vehicle regardless of the weight of a weight member and the spring constant of an elastic member for elastically supporting the weight member to a body.  <P>SOLUTION: This vehicle behavior control device 17 is assembled in a vehicle, and configured to control the behavior of the vehicle. In the vehicle behavior control device 17, a steering angle sensor 19 detects a steering angle δ<SB>H</SB>of a handle in the vehicle, and a setting part 25 sets a target yaw moment M to be added to the vehicle based on the steering angle δ<SB>H</SB>detected by the steering angle sensor 19 and vehicle data. The vehicle data includes the weight of an engine assembled in the vehicle and the spring constant of engine mount for elastically supporting the engine to the body. A behavior control part operates behavior control so as to obtain the target yaw moment M set by the setting part 25.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205603-A (JP)
Title: Image processing apparatus and image processing method
Inventor: SHIOTANI TOSHIAKI
IPC: H04N1/387
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To improve the precision of edge detection from a variable density image in an image processing apparatus.  <P>SOLUTION: Pixels on a prescribed scan line of a variable density image which is picked up by a camera and stored in a photographic image storage memory are successively set as a noticed pixel, and a density value of the noticed pixel is inputted to an edge strength operation part. A pixel on the scan line which is shifted from the noticed pixel of the variable image by 5 pixels is set as a comparison pixel, and a density value of the comparison pixel is inputted to the edge strength operation part. The edge strength operation part subtracts the density value of the noticed pixel which is weighted as prescribed from the weighted density value of the comparison pixel and determines an absolute value of the subtraction result as a density value of the noticed pixel after edge emphasis processing. Respective pixels of the variable density image are successively set as the noticed pixels, and an edge image is obtained by calculating density values of respective pixels after edge emphasis.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205801-A (JP)
Title: Receiver and receiving method
Inventor: MUKAI HIROTO
IPC: H04B7/04
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a receiver for shortening processing delay of a parallel interference canceler.  <P>SOLUTION: The receiver 2 includes: a plurality of receiving antennas 104A and 104B for receiving a data sequence; an address generating part 632 for converting a writing or reading order of channel estimated values according to a predefined rearrangement rule; a channel estimation storing part 634 for writing a channel estimated value in an exchanged order; an address generating part 638 for converting a writing or reading order of data sequences according to the rearrangement rule; a signal storing part 639 for writing or reading data sequences in the converted order; a replica generating part 636 for remodulating the data sequences to generate a replica signal on the basis of the channel estimated value; a canceling part 642 for extracting the channel estimated values and the data sequences in turn and using the channel estimated values, the data sequences and the replica signal to generate a stream signal obtained by canceling an interference signal of the data sequences; and an error correction decoding part 650 for performing error correction decoding on the basis of the stream signal.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008082533-A (JP)
Title: Vehicular differential gear and its assembling method
Inventor: NAKAJIMA SHINICHIRO
IPC: F16H48/38
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicular differential gear able to reduce the number of processes in connecting an axle, simplify the axle connecting and to reduce the costs.  <P>SOLUTION: The differential gear for the vehicle comprises a differential case 2 having pinion gear supports 10, 11 and a pair of axle inserting holes 9L, 9R inside, pinion gears 3, 4 slidably supported by the pinion gear supports 10, 11, a pair of side gears 5L, 5R meshed with the pinion gears 3, 4, and a pair of thrust washers 6L, 6R disposed between the back face of a pair of the side gears 5L, 5R and the inside opening periphery of a pair of the axle inserting holes 9L, 9R respectively, and locked by locking pieces 26, 27 to prevent the radial slippage.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008205844-A (JP)
Title: Image reader and image forming apparatus
Inventor: HIGASHIYA KATSUHIRO
IPC: H04N1/04
Filed: 2007-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reader having excellent illumination efficiency and capable of easily suppressing image deterioration on a peripheral portion of an imaging device in the main scanning direction.  <P>SOLUTION: The image reader is provided with an illumination part wherein a converging body 142 for converging light output from a light source 140 to into a sub-scanning direction is arranged in the front of the light source 140 for irradiating a document surface with light and both the end faces 170, 172 of the converging body 142 in the main scanning direction are formed so as to make an obtuse angle with a bottom 174 opposed to the light source 140.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008202331-A (JP)
Title: Work machine
Inventor: YAMADA KYOKO
IPC: B60R11/02
Filed: 2007-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a work machine which can automatically light up a rearward checking lamp only during execution of work that requires rearward checking of a machine body.  <P>SOLUTION: The work machine is provided with a front lamp 25 for lighting up a frontward area of the machine body 14, the rearward checking lamp 27 for lighting up a rearward area of the machine body 14, a rearward checking camera 26 for picking up the rearward area of the machine body 14, and a monitor for displaying an image picked up by the rearward checking camera 26. When the front lamp 25 is lit up and at the same time monitory display of the picked-up image by the rearward checking camera 26 is activated, a control section mounted on the machine body 14 controls the rearward checking lamp 27 to be lit up. Further when the monitor display of the picked-up image by the rearward checking camera 26 is stopped with the rearward checking lamp 27 kept lit up, the control section controls the rearward checking lamp 27 to be switched off.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008207277-A (JP)
Title: Grinding wheel mounting method
Inventor: KOGA HIROMI
IPC: B24D7/16
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a grinding wheel and the inside of a grinding device from being damaged when mounting the grinding wheel on a wheel mount.  <P>SOLUTION: The grinding wheel 33 can be mounted without directly touching a grinding wheel part 332, by fixing both by a fixing means while contacting a fixing end surface 334 of an exposed frame part 330 with the wheel mount 32, in a state of storing a free end surface 331 of the grinding wheel 33 in a holding member 5 storing the free end surface 331 of the grinding wheel 33 covering the grinding wheel part 332.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007231946-A (JP)
Title: Rotor blade for ninth stage of compressor, rotor, and compressor
Inventor: NOVORI ALESSIO
IPC: F04D29/38
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To shift the natural resonance frequencies of a blade itself outside an operating frequency range of a rotor.  <P>SOLUTION: The blade 10 of a rotor for a ninth stage of a compressor can be defined by coordinates of a discreet combination of points, in a Cartesian coordinate system X, Y, Z, wherein the axis Z is a radial axis intersecting the central axis of the compressor. The blade 10 has a profile which can be identified by means of a series of closed intersection curves between the profile itself and planes X, Y lying at distances Z from the central axis. The blade 10 also comprises a thickening 30, substantially parallel to a base portion 12 of the blade 10 itself, fixable to the rotor. The thickening 30 is substantially situated half-way up the blade 10 and is suitable for shifting the natural resonance frequencies of the blade 10 itself outside the operating frequency range of the rotor.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008080099-A (JP)
Title: Electric toothbrush
Inventor: SHIMOYAMA ATSUSHI
IPC: A61C17/22
Filed: 2007-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric toothbrush which suppresses vibration of a portion that the user grips in their hand and minimizes loss of vibration energy.  <P>SOLUTION: The electric toothbrush 10 has an inner case in which various components including a motor 305 are installed and constructed from an inner case body 303 and a motor holder 304, an outer case 301 inside of which the inner case is received and that the user grips in their hand in tooth brushing, an eccentric shaft having the center of gravity at a position displaced from an axis and constructed from a shaft body 306 rotated by drive force of the motor 305 and from an eccentric member 307, and a vibration transmission component 100 for transmitting vibration associated with the rotation of the eccentric shaft to a brush section 202. It is characterized by that the vibration transmission component 100 is in point contact at multiple portions with the inner wall surface of the outer case 301, and this positions the vibration transmission component 100 relative to the outer case 301.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008217117-A (JP)
Title: Image retrieval method and image retrieval system
Inventor: NOMURA HIROYORI
IPC: G06F17/30
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image retrieval method and an image retrieval system, capable of reaching a target image in a short time period.  <P>SOLUTION: A personal computer 10 is provided with a CPU 20, a memory 21, a monitor 22, an operation unit 23, an image database 25, and a keyword database 26. If an image retrieval program PG stored in the memory 21 is started, the CPU 20 functions as a browser control unit 29, a related keyword retrieval unit 30, and an image retrieval unit 31. If a retrieval keyword is input by operation of the operation unit 23, the related keyword retrieval unit 30 retrieves a related keyword from the keyword database 26. The image retrieval unit 31 retrieves image data corresponding to the retrieval keyword and the related keyword from the image database. The browser control unit 29 makes the monitor 22 display the retrieval keyword, the related keyword, and a thumbnail image of the corresponding image data.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008216354-A (JP)
Title: Display device
Inventor: IWAI YOSHIO
IPC: F21S2/00
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device having a longer life by effectively utilizing a light source.  <P>SOLUTION: A preliminary fluorescent tube 22 is added, and a control means 24 executes a rotation control procedure to determine if switching timing comes at each predetermined time and then switches lighting states of respective fluorescent tubes 22 at every time interval to turn off the fluorescent tubes 22 by turns. Consequently, a turn-on time of each fluorescent tube 22 in a total display time can be shortened to extend the total life of the display device 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008219208-A (JP)
Title: Piezoelectric device
Inventor: MURATA KAZUO
IPC: H01L25/00
Filed: 2007-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact piezoelectric device with high precision by forming a package (semiconductor substrate) in a flat plate shape.  <P>SOLUTION: The piezoelectric device 10 is provided in which a piezoelectric vibration chip 13 is mounted on a flat plate type semiconductor substrate 11, a circuit element 12 electrically connected to the piezoelectric vibration chip 13 is formed on a principal plane of the semiconductor substrate 11 where the piezoelectric vibration chip 13 is not mounted, and the piezoelectric vibration chip 13 is sealed by fitting a lid body 22 having a recessed portion 13 for covering the piezoelectric vibration chip 13 to the semiconductor substrate 11.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008215944-A (JP)
Title: Rotation detecting apparatus
Inventor: SANTO SHIGEKI
IPC: G01D5/245
Filed: 2007-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotation detecting apparatus capable of precisely detecting rotation of a rotational axis which does not slide axially as a matter of course, and even a rotation axis which slides axially, without malfunction.  <P>SOLUTION: The rotation detecting apparatus comprises: a cylindrical body 2 made of a magnetic material which is coupled with a rotating body 1a which slides axially, so as to be rotated thereby, and has a plurality of magnetic poles 5 being disposed along its circumferential surface; and magnetic detection means 3, 4 facing the cylindrical body 2 through a prescribed spacing, wherein the magnetic field area formed by the magnetic detection means 3, 4 and the magnetic poles 5 is equivalent to or exceeds the amount of slide of the rotating body 1a in the direction of the rotational axis.  <P>COPYRIGHT: (C)2008,JPO&INPIT