baber/WOPTO huggingface dataset:
Patent JP-2008035487-A (JP)
Title: Rf power amplifier
Inventor: FUJIOKA TORU
IPC: H03F1/07
Filed: 2007-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an RF power amplifier that exhibits a high power-added efficiency characteristic regardless of whether the output power is high or low.  <P>SOLUTION: The RF power amplifier includes first and second amplifiers Q1 and Q2 as final-stage amplification power devices connected in parallel between an input terminal RF-In and an output terminal RF-Out. The amplifiers Q1 and Q2 are formed on one semiconductor chip. The first bias voltage Vg1 of the amplifier Q1 is set to be higher than the second bias voltage Vg2 of the amplifier Q2 so that the amplifier Q1 is operational between Class B and AB, and Q2 is operational in Class C. The first effective device size Wgq1 of the amplifier Q1 is intentionally set to be smaller than the second effective device size Wgq2 of the amplifier Q2 beyond a range of a manufacturing error of the semiconductor chip.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008299215-A (JP)
Title: Electrophotographic photoreceptor, electrophotographic cartridge, and image forming apparatus
Inventor: MIMORI MITSUSACHI
IPC: G03G5/06
Filed: 2007-06-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having excellent electrical property and durability to oxidizing gas such as ozone and capable of forming excellent images even if used repeatedly for a long period of time.  <P>SOLUTION: The electrophotographic photoreceptor has a photosensitive layer containing a compound expressed by formula (1), on a conductive support. In the formula (1), Ar<SP>a1</SP>to Ar<SP>a5</SP>represent an arylene group that may have a substitutional group, R<SP>a1</SP>to R<SP>a4</SP>represent hydrogen atoms or a chain unsaturated group that may have a substitutional group, and n1 represents an integer of 3 to 5, wherein at least one of R<SP>a1</SP>to R<SP>a4</SP>is the chain unsaturated group.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008303332-A (JP)
Title: Rubber composition for tire and tire
Inventor: MINAGAWA YASUHISA
IPC: C08K3/06
Filed: 2007-06-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber composition for tire, suppressing vulcanization reversion and having high rubber strength after vulcanization and heat-resistant aging characteristic, and a tire manufactured using the rubber composition for tire.  <P>SOLUTION: The rubber composition for tire contains an epoxidized natural rubber, sulfur and a fatty acid metal salt, in which the metal of the fatty acid metal salt is a metal belonging to group 12, 13 or 14 of the periodic table. The fatty acid metal salt is preferably at least one kind selected from the group consisting of zinc stearate, aluminum stearate and tin stearate. The tire is manufactured by using the rubber composition for tire.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008305733-A (JP)
Title: Connector
Inventor: ISHIKAWA RYOTARO
IPC: H01R13/46
Filed: 2007-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To surely prevent a prying fit by preparing a swelling regulation projection section for regulating a hood section from swelling outwardly.  <P>SOLUTION: A connector 10 has a terminal storage section 11, and the hood section 12 sticking forward rather than the front of the terminal storage section. The swelling regulation projection section 15 collectively extended in the slanting direction against the front and behind direction and regulating the hood section from swelling outwardly is arranged on the external surface of the hood section 12. The swelling regulation projection section 15 is formed on the external surface at a long-side side of the hood section 12 by making a pair on both sides in the width direction bordering a center axis A passing through the center of the hood section 12 in the width direction, and is in a widening-forward shape which widens a space between the swelling regulation projection section 15 and the center axis A from an opening end section of the hood section 1 toward its back side.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008302898-A (JP)
Title: Pneumatic tire
Inventor: FUJIWARA OSAMU
IPC: B60C11/03
Filed: 2007-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire for which a side branch type resonator for presenting a sufficient noise reducing effect to gas column resonant sounds having a wide-frequency band is arranged.  <P>SOLUTION: At least on one contact surface 10 in a posture that a tire is incorporated in an applicable rim, filled with maximum air pressure, and at the same time, loaded with a mass equivalent to a maximum loading capacity, and has two or more of horizontal grooves 3a, 3b and 3c which open to at least a circumferential groove 1. At least two of those horizontal grooves 3a, 3b and 3c have groove lengths which are different from each other.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008309845-A (JP)
Title: Toner concentration detection system, toner concentration adjusting system and toner concentration adjustment method
Inventor: SAITO HIROYUKI
IPC: G03G15/11
Filed: 2007-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toner concentration detection system, capable of accurately detecting the toner concentration of a developer stored in a tank which is simple in constitution.  <P>SOLUTION: The toner concentration detection system for detecting the toner concentration of the developer in the tank for storing the developer includes the tank for storing the developer; a stirring means for stirring the developer stored in the tank at fixed rotational speed; a temperature-measuring means for measuring the temperature of the developer in the tank; a weight-measuring means for measuring the weight of the developer in the tank; a torque detection means for detecting torque required to drive the stirring means at the fixed rotational speed; an arithmetic means for calculating the correction torque, by performing predetermined arithmetic operation, based on the torque detected by the torque detection means, the temperature measured by the temperature measuring means and the weight measured by the weight measuring means, and is constituted to detect the correction torque calculated by the arithmetic means as the toner concentration of the developer.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008308521-A (JP)
Title: Curable composition
Inventor: KIMURA YUJI
IPC: C08K5/5415
Filed: 2007-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curable composition having excellent adhesiveness and elongation characteristic.  <P>SOLUTION: This curable composition contains: a polymer (P) obtained by converting some or all of hydroxy groups to a group (S1) having a hydrolytic silicon radical by modifying polyoxyalkylene poly(mono)ol (p), the hydroxy group number of which is one or more; a chemical compound (A), which has an aliphatic heterocycle containing two nitrogen atoms, a univalent radical containing primary amino group or a univalent radical containing secondary amino bond being coupled to one of the two nitrogen atoms constituting the aliphatic heterocycle; and a chemical compound (B), which has a radical reacting with the primary amino group or the secondary amino bond in the chemical compound (A) and has a hydrolytic silicon radical.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008308774-A (JP)
Title: Roving woven fabric having dispersed microparticles, and method for producing the same
Inventor: TANAKA TOSHIAKI
IPC: D03D15/68
Filed: 2007-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-density and uniform dispersion of microparticles having a high density even in a planar direction and a thickness direction by cutting synthetic fibers in which the microparticles are dispersed at a high density to a prescribed length and weaving the synthetic fibers in a roving state in a roving woven fabric having dispersed microparticles, and a method for producing the woven fabric.  <P>SOLUTION: The method includes mixing a solution of a synthetic resin with the microparticles and dispersing the microparticles (S10), spinning microparticle dispersion synthetic fibers in a usual way (S11), bundling the resultant fibers by several tens of fibers and cutting the bundled fibers (S12), providing a loose fiber state (S13), twisting the loose fibers and providing a roving state (S14), winding a water-soluble fiber yarn and providing a yarn for the woven fabric (S15), weaving the yarn for the woven fabric by a loom and providing the woven fabric (S16), immersing the woven fabric in warm water and dissolving the water-soluble fiber yarn in the warm water (S17). Thereby, the wound water-soluble fiber yarn is removed to return the yarn for the woven fabric into the original roving state. As a result, the yarn is swollen to the maximum to tightly close all the weave textures.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008307729-A (JP)
Title: Baking transfer film and forming method of base with functional pattern
Inventor: IIKUMA AKIHIRO
IPC: B44C1/165
Filed: 2007-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a baking transfer film, which is excellent in transferability of functional pattern and enables the thermal cracking gas of an organic matter to be smoothly released, as well as the functional pattern free of defects such as poor shape, function or the like to be formed on the base.  <P>SOLUTION: This baking transfer film includes a releasing film and a laminate formed in contact with the one side of the releasing film and, in addition, the laminate includes a self-adhesive layer for pasting the baking transfer film onto the surface of the base and the functional pattern formed between the releasing film and the self-adhesive layer. The functional pattern includes inorganic powder and a first organic matter removable by baking. The self-adhesive layer includes a second organic matter, which is removable by baking and is different from the first organic matter. Further, an inequality: Tdb<Tda<Tw is satisfied, wherein let Tdb be the thermal cracking temperature of the first organic matter at the baking conditions of the laminate transferred to the surface of the base and baked, Tda be the thermal cracking temperature of the second organic matter and Tw be the fusing temperature of the inorganic powder.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008309129-A (JP)
Title: Outboard motor
Inventor: TAKEWAKI HIROMICHI
IPC: B63H20/24
Filed: 2007-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To prevent water entry to an exhaust passage by eliminating negative pressure inside the exhaust passage and suitably secure safety and engine performance.  <P>SOLUTION: An outboard motor 10 is mounted with the engine 11 arranged vertically, and the periphery of the engine 11 is covered with an engine cover 17. An exhaust manifold 41 having an exhaust passage 42 communicated with exhaust ports 36A-36D of a cylinder head 26 of the engine 11 is provided in a lateral part of the engine 11, and an air exhaust hole 58 for discharging air warmed inside the engine cover 17 is formed in a tilt-up handle 57 above the engine cover 17. An air introducing passage 63 which has one end 67 connected to the exhaust manifold 41 and the other end 68 connected to the middle of an air exhaust passage 54 leading to the air exhaust hole 58 and introduces air to the exhaust passage 42 when pressure inside the exhaust passage 42 is negative is provided.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008307518-A (JP)
Title: Outer wall panel and its coating method
Inventor: ONO SHOZO
IPC: E04C2/04
Filed: 2007-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an outer wall panel capable of enhancing designedness and weatherability by solving the problem of even having a crack, hair crack, hole, or pin hole in a slope part of a marginal corner of a convex part of an original panel or the vicinity of its end parts by a coating method, further by making a joint part a matte state even having weatherability in designedness, and by making the concave part easily causing the crack, hair crack, hole, or pin hole in the slope part of the marginal corner of the convex part or the vicinity of its end parts a gloss state, and to provide its coating method.  <P>SOLUTION: In the outer wall panel, the surface of the original panel 2 having a concavo-convex design plane forms an undercoat layer 3 and an intermediate coat layer 4 in this order, and the surface of the intermediate coat layer forms a first clear layer 5 mixed with beads 5. The surface of the first clear layer, from the marginal corner of the convex part to the vicinity part, from the convex part to the concave part of the design plane, forms a transparent or semi-transparent second clear layer 6.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008115358-A (JP)
Title: Organopolysiloxane, method for producing the same and cosmetic composition including the same
Inventor: SAKUTA KOJI
IPC: C08L83/14
Filed: 2007-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polysiloxane polymer that shows high thickening effect to silicone oil and organic oil other than silicon oil and can give a sticking feel-free paste and provide a method for producing the same.  <P>SOLUTION: The organopolysiloxane has main chains having a recurring unit of -SiO(R<SP>1</SP>)<SB>2</SB>- (I), 2 to 199 side chains of the formula (II) and 1 to 50 crosslinking bond, R<SP>1</SP>-(SiO)-X-(SiO)-R<SP>1</SP>(III) per 100 recurring units (I) in total, in which two or more crosslinking bonds are included in one molecule on the average.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009001649-A (JP)
Title: Molded lubricant, lubricant applicator, process cartridge and image forming apparatus
Inventor: NAKATANI YUYA
IPC: G03G21/00
Filed: 2007-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To inexpensively provide a molded lubricant stably supplying a lubricant onto an image carrier over a long period of time.  <P>SOLUTION: In the molded lubricant 6b containing the lubricant 31 to be applied on the surface of the image carrier carrying a latent image in a fine powder state as a principal component, gallium 31 is incorporated. The lubricant 31 is composed of preferably one kind of lubricating substance selected from melamine cyanurate, polytetrafluoroethylene and boron nitride or one kind of wax selected from paraffin and polyethylene. The molded lubricant is preferably molded by compression in a rod shape.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009005235-A (JP)
Title: Projector, and image processor
Inventor: TODOROKI MITSUNARI
IPC: G03B21/00
Filed: 2007-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projector and an image processor, wherein it is possible to enlarge an angle range of a projection easily.  <P>SOLUTION: A displaying image input/output control section receives and simultaneously holds a displaying image from a resolution converter during a period from a given timing prior to a start timing of a correction process of the displaying image by a projection distortion corrector to a termination timing of the correction process at a vertical cycle. Further, the displaying image input/output control section reads out the displaying image held in advance and outputs it to the projection distortion corrector during a period from the start timing of the correction process to the termination timing.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009003357-A (JP)
Title: Bell
Inventor: MOTOYASU TATSUO
IPC: G10K1/10
Filed: 2007-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To further improve acoustic characteristics by providing a projecting section for a bell of a bowl form.  <P>SOLUTION: In the bell in which the projecting section 2 is formed at a bottom section of a bell body 1 of the bowl form, a position which becomes a paragraph of generated vibration is provided in the projected section 2. When the bell body 1 is hit by a plectrum etc. an amplitude of larger vibration is obtained, and a sound volume is larger, and sound duration is longer with small vibration falloff, than in the case without the projecting section, and thereby, the acoustic characteristics are improved.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009008718-A (JP)
Title: Image forming apparatus and image forming method
Inventor: YAMAKI HIDEO
IPC: G03G15/16
Filed: 2007-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To surely prevent image staining caused by re-adhering toner which adheres to an intermediate transfer body from a cleaning member again while restraining upsizing of an image forming apparatus and lowering of productivity in printing.  <P>SOLUTION: It is determined whether or not the re-adhering toner exists which comes off from the cleaning member 42 when the cleaning member 42 separates from the intermediate transfer body 30 and which adheres again to the intermediate transfer body 30. When determined that the re-adhering toner exists, control is performed so that the re-adhering toner may be collected from the intermediate transfer body 30 to an electrostatic latent image carrier 4 in a primary transfer region 15. When the re-adhering toner is collected, bias applied to a primary transfer member 14 is switched to have a reverse polarity to that of primary transfer bias only in timing in which the re-adhering toner passes through the primary transfer region 15.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009008838-A (JP)
Title: Process cartridge and electrophotographic apparatus
Inventor: ANEZAKI TAKASHI
IPC: G03G15/08
Filed: 2007-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process cartridge and an electrophotographic apparatus for improving transfer efficiency without increasing transfer bias even at a high process speed, and providing a preferable image as a result.  <P>SOLUTION: The process cartridge integrally supports an electrophotographic photoreceptor having a photosensitive layer on a conductive support and a developing means to develop an electrostatic latent image formed on the electrophotographic photoreceptor with toner, and can be detachable from a main unit of an electrophotographic apparatus. It is constituted by combining a release agent such as branched FSE or ABA type FSE with JS toner.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009007697-A (JP)
Title: Inorganic porous microfiber and method for producing the same
Inventor: TARAO TAKASHI
IPC: B82Y30/00
Filed: 2007-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inorganic porous microfiber and to provide a method for production by which the inorganic porous microfiber can efficiently be produced.  <P>SOLUTION: The method for production includes (1) the step of preparing an inorganic spinnable sol solution, (2) the step of mixing the inorganic spinnable sol solution with a solvent capable of dissolving the inorganic spinnable sol solution and a polymer soluble in the solvent and preparing a spinning solution, (3) the step of feeding the spinning solution to a spinning space, acting an electric field on the spinning solution, thereby reducing the diameter and forming a composite microfiber of inorganic gel with the polymer and (4) a step of removing the polymer from the composite microfiber and forming the inorganic porous microfiber. Furthermore, the inorganic porous microfiber mainly consists of an inorganic component and has an average fiber diameter of ≤5 μm, an average pore diameter of 2-20 nm, and a specific surface area of ≥200 m<SP>2</SP>/g.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009007141-A (JP)
Title: Image forming device and method of forming image
Inventor: KAWADA HIDEAKI
IPC: B65H1/26
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming device in which a paper tray is moved by drive mechanisms and the paper tray is easily attached and detached by selectively engaging and disengaging the paper tray and the drive mechanisms and also provide a method of forming images.  <P>SOLUTION: This image forming device comprises: the paper tray 110 detachably attached to a tray installation part; position detection parts 162, 164 for detecting whether or not the paper tray reaches a predetermined position; the drive mechanisms 120, 220 driven when the position detection parts detect the predetermined position of the paper tray and driving the paper tray in the direction of being stored in or discharged from the tray installation part; and engagement selection parts 170, 122 for selecting the positions of the drive mechanisms between the position for engaging it with the paper tray and the position for releasing the engagement.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008010141-A (JP)
Title: Hard disk drive track following control method and apparatus
Inventor: CHUNG DA-WOON
IPC: G11B21/10
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a track following control method having operational characteristics suitable for an operation mode of a hard disk drive and to provide a track following control apparatus suitable for the method.  <P>SOLUTION: The track following control method for the hard disk drive including an estimator generating estimated state information for a magnetic head by a servo sample read by the head, and a controller controlling operation of a head disk assembly transferring the head in response to the estimated state information includes, a step for selecting the estimator and the controller according to a write mode or a read mode and a step for controlling track following using the selected estimator and controller.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009012878-A (JP)
Title: Ground conveying device for plate-like article
Inventor: YAMANAKA YOSHIAKI
IPC: B65G7/04
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new and useful ground conveying device for a plate-like article, capable of properly carrying the plate-like article on the ground, and easily loading/unloading it to/from a carrying vehicle.  <P>SOLUTION: The ground conveying device for the plate-like article comprises a flat delivering container 2 having a sufficiently large length dimensions 1' and a height dimensions h' as compared with a width dimensions w' so as to store the plate-like article 1 in a standing state, and an outrigger 3 applied to the delivering container 2. The outrigger 3 can be attached/detached to/from the delivering container 2. Casters 34 are grounded at positions increased in width rather than the width of the delivering container 2, thereby slidably supporting the delivering container 2.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009013823-A (JP)
Title: Electronic control throttle device
Inventor: IGUCHI TAKEYUKI
IPC: F02D41/22
Filed: 2007-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic control throttle device capable of efficiently diagnosing a motor driving stop function by a simple process without unnecessarily lengthening diagnostic time.  <P>SOLUTION: An ECU 100 calculates, as a diagnosing target throttle opening Mθth1, a target throttle opening for operating a throttle valve 5 against energizing force of springs 10a, 10b when starting diagnosis of a stop function for the motor 6 and holds the diagnosing target throttle opening Mθth1 for predetermined time T1. When drag of more than a set value against the energization force of the springs 10a, 10b is detected based on the condition of the throttle valve 5 in the holding time T1, the ECU determines that the driving of the motor 6 is not normally stopped.  <P>COPYRIGHT: (C)2009,JPO&INPIT