baber/WOPTO huggingface dataset:
Patent JP-2007173852-A (JP)
Title: Method of manufacturing thermoelectric material
Inventor: TAJIMA KENICHI
IPC: H01L23/38
Filed: 2007-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoelectric material which has a microscopic structure and has high strength and is excellent in thermoelectric property, and to provide a method of manufacturing the thermoelectric material which has high productivity.  <P>SOLUTION: A compact is manufactured, which includes at least two of Bi, Sb, Te, and Se, and is made of an alloy powder having the mean particle diameter of ≤30 μm. After the compact at the normal pressure is sintered to manufacture a normal pressure sintered body, the treatment for causing the normal pressure sintered body to become a more coherent mass is performed to manufacture a densified body. In particular, preferably, the relative density of the densified body is ≥98%.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008175980-A (JP)
Title: Electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus
Inventor: OKUDA ATSUSHI
IPC: G03G5/05
Filed: 2007-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which solves problems on cleaning, such as blade reversion and blade squeaking, has satisfactory solvent cracking properties and is easily manufactured, by remarkably improving lubricity of an electrophotographic photoreceptor surface, without impairing the electrophotographic characteristics and durability, and to provide a process cartridge and an electrophotographic apparatus that have the electrophotographic photoreceptor.  <P>SOLUTION: In the electrophotographic photoreceptor comprising a photosensitive layer on a support, the electrophotographic photoreceptor includes a specified polycarbonate polymer having a siloxane unit, and, when extraction is performed for 6 hr using a Soxhlet extraction device with hexane as a solvent, the ratio of extracted components is 10.0 to 30.0 mass%. Also disclosed are a process cartridge and an electrophotographic apparatus comprising the electrophotographic photoreceptor.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008173040-A (JP)
Title: Jig head
Inventor: MASU SHUJI
IPC: A01K85/00
Filed: 2007-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a jig head that is less likely to cause a snag and can attain a high hooking ratio.  <P>SOLUTION: The jig head 12 includes a sinker 14, a hook 16 and a brush guard 18. The sinker 14 is equipped with a cavity 38 on its upper side. The planar shape of the cavity 38 is substantially rectangular. The cavity 38 is short in the width direction and long in the longitudinal direction. The brush guard 18 is positioned ahead of a bend 30. The brush guard 18 is composed of a large number of bristles 36. The lower ends of the bristles 36 are inserted into the cavity 38. The shape of the distribution area of the bristles 36 is rectangular. The shape of the distribution area is longer in the longitudinal direction than in the width direction. The brush guard 18 tends to be hardly deformed in the longitudinal direction and easily deformed in the width direction. The ratio (L/W) of the length L to the width W of the distribution area of the bristles 36 is 1.5 or larger and 10 or smaller.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007195189-A (JP)
Title: Nesting-like transimpedance amplifier
Inventor: SUTARDJA SEHAT
IPC: H03F1/42
Filed: 2007-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transimpedance amplifier of a high gain and a wide bandwidth.  <P>SOLUTION: A differential transimpedance amplifier circuitry 3600 has a first operation amplifier 3604 which includes a first inverting input, a first noninverting input, a first inverting output, and a first noninverting output; and a second processing amplifier 3606 which includes a second inverting input, a second noninverting input, a second inverting output, and a second noninverting output. The second inverting output is connected to the first noninverting input, and the second noninverting output is connected to the first inverting input. A first feedback element 3608 is connected to the first noninverting input and the first inverting output. A second feedback element 3610 is connected to the first inverting input and the first noninverting output. A third feedback element 3614 is connected to the second inverting input and the second inverting output. A fourth feedback element 3616 is connected to the first noninverting input and the first noninverting output.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2007104733-A (JP)
Title: Method for communication security, device for implementing same, and program for processing same
Inventor: ISHIDA SHUICHI
IPC: H04L9/08
Filed: 2007-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique capable of reducing the amount of a process which employs a mobile station key, and enhancing communications security between a mobile station and a base station.  <P>SOLUTION: The technique comprises: steps of receiving, from a mobile station device, encrypted authentication data which is obtained by encrypting authentication data transmitted from a base station device to the mobile station device; decrypting the received encrypted authentication data by using a mobile station key of the mobile station device; authenticating the mobile station device as an authentic party on the other end of communication, when the transmitted authentication data matches the decrypted authentication data, transmitting an authentication continuation key for continuing authentication, and a ticket obtained by encrypting the authentication continuation key, by using a ticket production key held in the base station device, to the mobile station device which has been authenticated as an authentic party at the other end of communication, and performing communication between the mobile station device which has been authenticated as an authentic party on the other end of communication, and the base station device.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008182296-A (JP)
Title: Portable terminal device
Inventor: FUKAZAWA KENJI
IPC: H04B1/38
Filed: 2007-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable terminal device capable of reducing acoustic echoes generated owing to acoustic coupling between a speech reception section and a speech transmission section in a casing.  <P>SOLUTION: A microphone sound hole 41a is provided in a key-side case 41, a microphone 24 mounted on a sub-substrate 30 is disposed opposite to a lower portion of the microphone sound hole 41a and then stuck and fixed with a double-sided adhesive tape etc. so that no gap is formed between a sound hole surface of the microphone 24 and the key-side case 41. A connector 31 is mounted on the sub-substrate 30, and an FPC connector 33 connected to a circuit board is connected to the connector 31 to electrically connect the sub-substrate 30 to the circuit board and also the sub-substrate 30 is fixed by a metallic retainer 44. Further, the key-side case 41 is provided with a wall 41c in a back-side case direction and is caused to abut on a wall provided in the metallic retainer 44 to constitute a sound isolation wall, thereby making a microphone mount portion into a substantially sealed space.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008137067-A (JP)
Title: Structure for joining members
Inventor: TANAKA KAZUHARU
IPC: B23K20/24
Filed: 2007-01-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure for joining members, applicable also to members of different kinds.  <P>SOLUTION: The structure has first and second plate-like members 1, 2 respectively having mutually connected punched holes 5, 6 and superposed over each other so as to be in surface-contact with each other, a fastening member 3 having formed in it a threaded hole 7 continuing to the holes 5, 6 of the members 1, 2 to be joined, located on the opposite side of the second member 2 to be joined, and in contact with the first member 1 to be connected, and a bolt 4 inserted into the holes 5, 6 of the members 1, 2 to be joined and threaded in the fastening member 3. With the use of friction heat and plastic flow, the material of the bolt 4 is caused to enter the thread groove in the threaded hole 7 of the fastening member and assimilated to the second member 2 to be joined. As a result, the first and second members 1, 2 are joined.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008180204-A (JP)
Title: Blade for wind power generator
Inventor: KAWAI YUZO
IPC: F03D11/00
Filed: 2007-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve a variable pitch blade, more specifically to provide the blade for a wind power generator capable of increasing rotation torque and enabling power generation even at low wind speeds while controlling rotation in strong winds by using an auxiliary blade.  <P>SOLUTION: To solve the above problem, the blade for the wind power generator is constructed so that the main blade and the sub blade overlap with each other in high speed rotation of a rotor and a clearance is formed between the main blade and the sub blade in low speed rotation of the rotor.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007234001-A (JP)
Title: Semiconductor device
Inventor: DENPO HIROKI
IPC: G06F21/86
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To make it difficult to pull out a secret key from intercepted power variation and EM radiation, when an IC card receives power analysis attack and electromagnetic wave analysis attack.  <P>SOLUTION: The IC card has a circuit for transmitting and receiving a signal to and from a calculating circuit and outside of the card, and the calculating circuit includes a central processing unit 102, auxiliary calculating unit 124, a random number generator 125, and a read-only memory 103. The read only memory 103 stores a program for blocking side channel attack in transmitting and receiving the signal to and from the outside. Time variations of physical information leaked from the IC chip can be made complex, by adding the random number generator 125 and the auxiliary calculating unit 124. The performance is executed by the program, and then the third person takes longer time for pulling out internal information from the intercepted physical information so that security is improved.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008187861-A (JP)
Title: Motor control device, motor control method, and drive control device for vehicle
Inventor: MOMOSE TOMOAKI
IPC: B60L50/16
Filed: 2007-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To further properly prevent the heating of a motor caused by a temperature rise in a magnetic field coil.  <P>SOLUTION: A resistance value of the magnetic field coil 10 of the motor 4 is detected, and a temperature of the magnetic field coil 10 is estimated on the basis of the detection result. By this, the temperature of the magnetic field coil 10 can precisely be detected, and the heating of the motor 4 caused by the temperature rise in the magnetic field coil 10 can further properly be prevented compared with, for example, a method for limiting an output of the motor 4 on the basis of a temperature of a stator coil 12.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008191965-A (JP)
Title: Image generating device and program
Inventor: KODAMA MARI
IPC: H04N1/46
Filed: 2007-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image generating device which can acquire the effect of superimposing of ink, while reducing the processing load.  <P>SOLUTION: The image generating device rectifies the rendering color of each image element, based on a rule defined beforehand by accepting descriptive information which describes a plurality of image elements which serve as objects of rendering and referring to the accepted descriptive information concerned. When at least one of the color components of the rendering color of each rectified image element concerned matches the condition defined beforehand, the image generating device sets the color component corresponding to the conditions as a prescribed value; renders each image element with the rendering color set; and generates an image constituted of pixels. When the image element which is to be rendered with a rendering color containing a color component serving as a prescribed value is rendered in superimposed with other image elements, the image generating device performs rendering, without overwriting regarding the color of the color component used as the prescribed value from among the rendering color of the other image elements.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008197482-A (JP)
Title: Image forming apparatus
Inventor: AOKI KATSUHIRO
IPC: G03G15/08
Filed: 2007-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus for forming a plurality of toner images on one latent image carrier and is capable of restraining unevenness in the image density of the second and subsequent toner images.  <P>SOLUTION: A developing gap that is a gap between a photoreceptor 1 and a toner-conveying member 402 that is a developer-conveying member is set to be wider, and developing potential that is a potential difference between the surface of the photoreceptor 1 and the surface of the toner-conveying member 402 in a developing area is set to be larger in a developing area that is located farther on downstream side, in the surface moving direction of the photoreceptor 1 from the developing area for magenta which forms the first toner image.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008195584-A (JP)
Title: Cement calcination apparatus and method of drying highly hydrous organic waste
Inventor: UENO NAOKI
IPC: F26B3/06
Filed: 2007-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To more efficiently dry highly hydrous organic waste without risk of explosion of a drying apparatus or the like and without deterioration of thermal efficiency of a cement kiln.  <P>SOLUTION: A cement calcination apparatus 1 is equipped with a crushing flash dryer 7 to which a combustion gas G drawn from a flue gas flow channel extending from the outlet duct of a prefiring furnace 4 of a cement kiln 2 to the outlet duct of a preheater 3 is supplied and which dries highly hydrous organic waste W such as highly hydrous organic sludge containing moisture in an amount of ≥40 mass%. The combustion gas G is brought into direct contact with the highly hydrous organic waste W and at the same time, the highly hydrous organic waste W is dried while being crushed. Thereby, drying efficiency can be improved by the increase of the specific surface area of the highly hydrous organic waste W and crushing efficiency can be improved by drying of the surface of the highly hydrous organic waste W. Accordingly, the total drying efficiency can be drastically improved. As the crushing flash dryer 7, a cage mill-type, chain percussion-type or revolving type crushing flash dryer can be used.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008198899-A (JP)
Title: Semiconductor device
Inventor: HONISHI NAOKI
IPC: H01L25/07
Filed: 2007-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device capable of miniaturizing a resin seal type electrode terminal and corresponding to module formation in a restricted small space which is required for a power module such as an on-board inverter.  <P>SOLUTION: In the semiconductor device provided with a plurality of resin seal type electrode terminals sealed by resin and allowed to be used as input/output terminals of a semiconductor power module and external input/output terminals clamped to respective electrode terminals by bolts, an insulating diaphragm is molded integrally with a resin part formed between the mutually adjacent electrode terminals.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008201838-A (JP)
Title: Method for producing polyester resin composition
Inventor: SAKAMOTO JUN
IPC: C08G63/78
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently produce a polyester resin composition having a low refractive index and an excellent heat stability and color tone and a film that has a small photoelastic coefficient and an excellent light reflectivity when it is made into a multilayer laminated film.  <P>SOLUTION: The method for producing a polyester resin composed of at least an alicyclic dicarboxylic acid component and an alicyclic diol component comprises adding ≥50 ppm calculated as a phosphorus element of a phosphorus compound to a polyester resin before a polyester reaches a target polymerization degree from the start of pressure reduction in a polymerization reactor after the addition of a polymerization catalyst.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008200564-A (JP)
Title: Wastewater sterilizing apparatus and method
Inventor: MUTO SHOJIRO
IPC: C02F1/02
Filed: 2007-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wastewater sterilizing apparatus which can be simply and inexpensively structured, obtain a sufficient sterilization effect on heating, has high safety without the risk of discharging unsterilized wastewater to be treated, and dispenses with a filter for sterilization attached to a vacuum pump to enable further cost reduction, and a wastewater sterilizing method.  <P>SOLUTION: The wastewater sterilizing apparatus 10 for sterilizing experimental wastewater supplied into a sterilizing tank 20 by heating with an electric heater 30 installed in the sterilizing tank 20 is equipped with a vacuum pump 40 for changing pressure in the sterilizing tank 20. The temperature of the experimental wastewater is increased by actuation of the electric heater 30 to increase the pressure in the sterilizing tank 20 to a predetermined value or higher, and then the pressure in the sterilizing tank 20 is temporarily reduced by operation of the vacuum pump 40 to cause a pressure change therein, thereby forcibly generating convection in the experimental wastewater.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008204684-A (JP)
Title: Jumper chip component and its manufacturing method
Inventor: TAKASHIMA HISAHIRO
IPC: H01R43/00
Filed: 2007-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a jumper chip component in which corrosive disconnection due to hydrogen sulfide gas or the like never occurs and which can be obtained with an extremely low resistance value, and provide its manufacturing method.  <P>SOLUTION: This jumper chip component is equipped with a conductor 22 formed on the other face of a rectangular insulation substrate 21, and a pair of end face electrodes 25 formed on both end faces of the insulation substrate 21 so as to be electrically connected to this conductor 22. The conductor 22 is formed on the nearly entire other face of the insulation substrate 21 by a metal organic material paste containing gold as the main component, an insulation film 24 made of a color different from that of the insulation substrate 21 is formed on one face of the insulation substrate 21, and furthermore, plating layers 26, 27 are formed on surfaces of the conductor 22 and the pair of the end face electrodes 25.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007125436-A (JP)
Title: Game machine
Inventor: ENOMOTO HIROSHI
IPC: A63F7/02
Filed: 2007-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine not to bring about confusion in a game parlor when the game parlor opens.  <P>SOLUTION: The game machine has different modes of the lamp display in a normal game state and in a specific game state, and has a backup function of storing the game state when the power supply is shut off. The game machine has a lamp display changing means (a changeover switch 23), which executes the lamp display in the normal game state after the power supply is turned on if the game state stored when the power supply is shut off is the specific game state. The lamp display changing means 23 switches the lamp display in the normal game state to the lamp display in the specific game state if a condition that game balls enter a start winning hole, for example, is satisfied when the lamp display in the normal game state is executed.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008202580-A (JP)
Title: Variable valve train of internal combustion engine
Inventor: TANABE MIKIO
IPC: F01L1/18
Filed: 2007-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a variable valve train of an internal combustion engine in which the transmission loss of a displacement of a cam is suppressed while reducing friction.  <P>SOLUTION: This variable valve train 50 comprises a camshaft, a cam 51a, a rocker arm 61, an oscillating cam 64, and a center rocker arm 62. The rocker arm 61 comprises a needle roller member 66. The outer ring 66a of the needle roller member 66 receives the displacement of the oscillating cam 64 by coming into rolling contact with the oscillating cam 64. At least one of a first transmission part 91 for transmitting the displacement of the cam 51a from the cam 51a to the center rocker arm 62 and a second transmission part 92 for transmitting the displacement of the cam 51a from the center rocker arm 62 to the oscillating cam 64 comprises sliding roller members 67, 90 which transmit the displacement by the outer peripheral surfaces 67a, 90a, rotatably supported by support parts 69a, 64g, and having a sliding bearing mechanism formed between the support parts 69a, 64g.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008209596-A (JP)
Title: Liquid crystal display device
Inventor: TAKEDA AKIHIKO
IPC: G02F1/1335
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal display device with high visibility that exhibits improvement in the luminance compared to the conventional absorptive polarizer without using a special member (a luminance enhancing film), in an effect of increasing transparency/picture quality by reduction of members or an effect of reducing process numbers in saponification/lamination of films, and in durability (moisture heat resistance) in a liquid crystal display device that uses a reflective scattering polarizer being a non-absorptive polarizer instead of the conventional absorptive polarizer and has an antiglare layer on the surface of the polarizer positioned in the viewing side.  <P>SOLUTION: The liquid crystal display device has two polarizers interposing a liquid crystal cell, wherein at least one of the polarizers comprises a non-absorptive polarizer, and the device has an antiglare layer on the surface of the polarizer positioned in the viewing side of the liquid crystal cell.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008208210-A (JP)
Title: Polypropylene film
Inventor: YAJIMA SHINICHIRO
IPC: C23C14/14
Filed: 2007-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polypropylene film excellent in slip characteristics, scratch resistance, block resistance, dispersibility, FE characteristics and yellowing resistance over a long period of time and having a good transparency.  <P>SOLUTION: This polypropylene film is obtained by blending 0.01 to 0.5 pt.wt. spherical synthetic silica particles having 1 to 6 μm mean particle diameter, 50 to 250 m<SP>2</SP>/g specific surface area by BET method, ≤1 ml/g pore volume and ≤150 ml/100 g amount of an oil absorption based on 100 pts.wt. propylene-based polymer consisting of a propylene homopolymer or a propylene/α-olefin copolymer.  <P>COPYRIGHT: (C)2008,JPO&INPIT