Patents by Inventor Hiroshi Satou
Hiroshi Satou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20100246053Abstract: According to one embodiment, a storage device has a head configured to read or write data with respect to a storage medium above the storage medium; a head suspension configured to support the head; a lift tab extending from an end on a head side of the head suspension; and a ramp mechanism configured to hold the lift tab at a retracted position spaced apart from the recording medium. The ramp mechanism has: a rotating shaft; and a disk rotatably supported by the rotating shaft and configured to rotate in a retracting direction by coming into contact with the lift tab that is retracting with the head from above the recording medium, and to guide and retract the lift tab to the retracted position.Type: ApplicationFiled: March 30, 2010Publication date: September 30, 2010Applicant: TOSHIBA STORAGE DEVICE CORPORATIONInventor: Hiroshi SATOU
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Patent number: 7770696Abstract: An energy recovering system of a hydraulic lift device for a battery operated industrial truck. With the system, working oil can be supplied to other hydraulic actuators while energy recovering operation is performed by the hydraulic lift device, and energy recovering efficiency is increased. A hydraulic motor (6) is disposed in a fluid path for recovering pressurized working fluid from a lift cylinder (1) via a control valve (10) to a working fluid reservoir tank (8) so that the hydraulic motor (6) is driven by the pressurized working fluid returning from the lift cylinder (1). The hydraulic motor (6) is connected to an electric motor (4) for driving a hydraulic pump (3), which supplies pressurized fluid to the lift cylinder (1), by means of a one-way clutch (7) which performs torque transmission only from the hydraulic motor (6) to the electric motor (4).Type: GrantFiled: February 15, 2006Date of Patent: August 10, 2010Assignees: Mitsubishi Heavy Industries, Ltd., Nippon Yusoki Co., Ltd.Inventors: Kensuke Futahashi, Hiroshi Satou, Masataka Kawaguchi, Fujio Eguchi, Toshiyuki Honda, Keizo Ogino, Shingo Yuguchi, Kazuhito Kawashima, Michio Akao
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Patent number: 7770697Abstract: An energy recovering system in a hydraulic lift device of a battery operated industrial truck. With the system, working oil can be supplied to other hydraulic actuators while energy recovering operation is performed by the hydraulic lift device, occurrence of pressure pulsation in the working oil can be prevented, and energy recovering efficiency is increased. The hydraulic lift device comprises a lift cylinder (1) for lifting a fork F, an electric motor (4) rotated by power supply from a battery (5), a hydraulic pump (3) for supplying pressurized oil to the lift cylinder (1), a control valve (14) disposed in a pressurized oil supply path (23), and a controller (17).Type: GrantFiled: February 13, 2006Date of Patent: August 10, 2010Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Kensuke Futahashi, Hiroshi Satou, Masataka Kawaguchi, Tomohiro Akaki, Fujio Eguchi, Keizo Ogino, Shingo Yuguchi, Kazuhito Kawashima, Michio Akao
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Publication number: 20100074559Abstract: An image interpolation device, which can perform image interpolation at low cost and with low power consumption. The image interpolation device includes a pixel data storage which temporarily and sequentially holds, in the form of a plurality of unit pixel data groups, data of adjacent pixels in the vertical direction of input image data. The image interpolation device also includes an image memory which can store at least three of the unit pixel data groups. Unit pixel data groups held in the pixel data storage are sequentially written to the image memory. At least two unit pixel data groups stored in the image memory are read simultaneously.Type: ApplicationFiled: September 14, 2009Publication date: March 25, 2010Applicant: OKI SEMICONDUCTOR CO., LTD.Inventor: Hiroshi Satou
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Publication number: 20100014193Abstract: According to one embodiment, a storage disk drive includes a housing, a storage disk, a head actuator, a load tab, a ramp member, a magnetic pattern, and an electromagnetic transducer device. The storage disk is housed in the housing. The head actuator is housed in the housing to be swingable around a support shaft, and includes an end facing the storage disk. The load tab is supported by the end of the head actuator. The ramp member is fixed to the housing outside the storage disk, and defines a passage of the load tab along a circular arc drawn with a predetermined curvature. The magnetic pattern includes magnetic poles arranged on the ramp member along the passage. The electromagnetic transducer device is supported by the end of the head actuator, and reads the magnetic poles on the ramp member.Type: ApplicationFiled: September 30, 2009Publication date: January 21, 2010Applicant: FUJITSU LIMITEDInventor: Hiroshi Satou
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Publication number: 20100007828Abstract: An optical compensatory film of a laminated structure comprising a first optically anisotropic layer having an Re(550) of 20 to 100 nm wherein retardation at a wavelength of 550 nm is never 0 nm along any direction and the direction along which the absolute value of retardation at a wavelength of 550 nm reaches minimum does not exist along the normal direction of the layer or on the in-plane of the layer; and a second optically anisotropic layer having an Re(550) of 20 to 150 nm and an Rth(550) of 40 to 110 nm with Re(450) Re(550)<?3 nm and Rth(450)?Rth(550)>3 nm.Type: ApplicationFiled: July 8, 2009Publication date: January 14, 2010Applicant: FUJIFILM CorporationInventors: Shigeaki NIMURA, Michio Nagai, Hiroko Kamee, Hiroshi Satou, Makoto Ishihara
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Patent number: 7641561Abstract: A dust cover for a steering shaft includes a bush of low-frictional material, through which a steering shaft penetrates; a plurality of bellows made of rubber, provided in an axial direction of the steering shaft, and arranged between the bush and a panel for sealing the clearance; and an annular seal lip in contact with the outer periphery of the steering shaft.Type: GrantFiled: January 14, 2005Date of Patent: January 5, 2010Assignees: NSK Ltd., NSK Steering Systems Co., Ltd., Keeper Co., Ltd.Inventors: Seiichi Moriyama, Hiroshi Satou, Jun Yamada, Takashi Shiba, Tomohiko Ikenoya, Jun Watanabe
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Patent number: 7631918Abstract: A rear structure of a vehicular body has side sills disposed at lateral ends of the vehicular body. The rear structure further has side rear members having a hat-shaped cross-section and having a kick-up portion that is upwardly inclined. The side rear members are bonded to the side sills at bonded portions, and extend toward a rear of the vehicular body. The rear structure further has a cross member connecting side sills in a lateral direction across the vehicular body. The cross member is connected to each of the side sills at connected portions at a rear of the kick-up portions. The rear structure further has reinforcements having a closed cross-section in a longitudinal plane and in a lateral plane. The reinforcements are disposed in the side rear members between the bonded portions and the connected portions.Type: GrantFiled: January 10, 2007Date of Patent: December 15, 2009Assignee: Nissan Motor Co., Ltd.Inventors: Satoshi Yasukouchi, Hiroshi Satou
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Publication number: 20090246306Abstract: An injection apparatus having a mechanism wherein an object is advanced and retracted by a plurality of shafts 23, 24, the injection apparatus includes: a plurality of axial force detection parts 27, 28 configured to detect an axial force of each of the shafts 23, 24; and a control part 40 configured to compare detection values detected by the axial force detection parts 27, 28, the control part 40 being configured to calculate an amount of operation of a position of a shaft to be operated in the plurality of the shafts 23, 24 based on a difference of the axial forces of the shafts 23, 24 indicated by the detection values so as to correct the position, the control part 40 being configured to cancel the difference of the axial forces.Type: ApplicationFiled: November 20, 2006Publication date: October 1, 2009Inventors: Naohiro Yoshida, Hiroshi Morita, Masahiro Hayakawa, Hiroshi Satou
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Publication number: 20090011064Abstract: A good mold opening-and-closing accuracy is maintained by causing a stationary platen (54) in a perpendicular state in a state where a nozzle touch pressure is applied to the stationary platen (54). The stationary platen (54) is inclined toward an injection apparatus (20) side in a state where the nozzle touch pressure is not applied. A drive mechanism (40) drives the injection apparatus (20) to generate the nozzle touch pressure. Information representing a relationship between the nozzle touch pressure and an inclination amount of the stationary platen (54) is stored in a memory part (71). A control part (70) controls the nozzle touch pressure generated by the drive mechanism (40) so that the inclination amount of the stationary platen (54) is within a predetermined range.Type: ApplicationFiled: April 24, 2006Publication date: January 8, 2009Inventor: Hiroshi Satou
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Publication number: 20080231003Abstract: [Problem] A dust cover for a steering prevents offensive sounds from emitting during an operation of a steering wheel. [Means for Solving] A dust cover for a steering shaft according to the present invention includes: a bush 2 of low-frictional material, through which a steering shaft 20 penetrates; a plurality of bellows 3 made of rubber, provided in an axial direction of the steering shaft 20, and arranged between the bush 2 and a panel 19, for sealing the clearance; and an annular seal lip 4 in contact with the outer periphery of the steering shaft 20.Type: ApplicationFiled: January 14, 2005Publication date: September 25, 2008Inventors: Seiichi Moriyama, Hiroshi Satou, Jun Yamada, Takashi Shiba, Tomohiko Ikenoya, Jun Watanabe
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Publication number: 20080128214Abstract: An energy recovering system in a hydraulic lift device of a battery operated industrial truck. With the system, working oil can be supplied to other hydraulic actuators while energy recovering operation is performed by the hydraulic lift device, occurrence of pressure pulsation in the working oil can be prevented, and energy recovering efficiency is increased. The hydraulic lift device comprises a lift cylinder (1) for lifting a fork F, an electric motor (4) rotated by power supply from a battery (5), a hydraulic pump (3) for supplying pressurized oil to the lift cylinder (1), a control valve (14) disposed in a pressurized oil supply path (23), and a controller (17).Type: ApplicationFiled: February 13, 2006Publication date: June 5, 2008Applicants: Mitsubishi Heavy Industries, Ltd., Nippon YUSOKI CO., LTD.Inventors: Kensuke Tahashi, Hiroshi Satou, Masataka Kawaguchi, Tomohiro Akagi, Fujio Eguchi, Keizo Ogino, Shingo Yuguchi, Kazushi Kawashima, Michio Akao
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Publication number: 20080107259Abstract: A Secure Hash Algorithm (SHA) operation circuit includes plural storages for storing the variables of the SHA calculation, a permutation section for permuting the output signals of the storages, and an arithmetic unit for calculating a temporary value by the use of the output signals of the storages and a data segment successively extracted from input data from which the hash value is to be obtained. When each data segment is processed, some of the storages are supplied with no clock signal and thereby maintain the values stored therein without change. The SHA operation circuit is thus capable of saving power.Type: ApplicationFiled: October 17, 2007Publication date: May 8, 2008Applicant: Oki Electric Industry Co., Ltd.Inventor: Hiroshi SATOU
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Publication number: 20070278048Abstract: An energy recovering system of a hydraulic lift device for a battery operated industrial truck. With the system, working oil can be supplied to other hydraulic actuators while energy recovering operation is performed by the hydraulic lift device, and energy recovering efficiency is increased. A hydraulic motor (6) is disposed in a fluid path for recovering pressurized working fluid from a lift cylinder (1) via a control valve (10) to a working fluid reservoir tank (8) so that the hydraulic motor (6) is driven by the pressurized working fluid returning from the lift cylinder (1). The hydraulic motor (6) is connected to an electric motor (4) for driving a hydraulic pump (3), which supplies pressurized fluid to the lift cylinder (1), by means of a one-way clutch (7) which performs torque transmission only from the hydraulic motor (6) to the electric motor (4).Type: ApplicationFiled: February 15, 2006Publication date: December 6, 2007Applicants: Mitsubishi Heavy Industries, Ltd., NIPPON YUSOKI CO., LTD.Inventors: Kensuke Futahashi, Hiroshi Satou, Masataka Kawaguchi, Fujio Eguchi, Toshiyuki Honda, Keizo Ogino, Shingo Yuguchi, Kazuhito Kawashima, Michiro Akao
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Publication number: 20070158977Abstract: A rear structure of a vehicular body has side sills disposed at lateral ends of the vehicular body. The rear structure further has side rear members having a hat-shaped cross-section and having a kick-up portion that is upwardly inclined. The side rear members are bonded to the side sills at bonded portions, and extend toward a rear of the vehicular body. The rear structure further has a cross member connecting side sills in a lateral direction across the vehicular body. The cross member is connected to each of the side sills at connected portions at a rear of the kick-up portions. The rear structure further has reinforcements having a closed cross-section in a longitudinal plane and in a lateral plane. The reinforcements are disposed in the side rear members between the bonded portions and the connected portions.Type: ApplicationFiled: January 10, 2007Publication date: July 12, 2007Applicant: Nissan Motor Co., Ltd.Inventors: Satoshi Yasukouchi, Hiroshi Satou
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Patent number: 7222275Abstract: A writing control circuit for writing command data supplied from a plurality of host computers onto any of a plurality of register sections, the writing control circuit includes a plurality of request signal storing sections, a host selecting section, and a writing section. The plurality of request signal storing sections correspond to the plurality of host computers and store writing request signals supplied from the corresponding host computers. The host selecting section sequentially selects the request signal storing sections, and receives and outputs data being stored by the selected request signal storing sections. The writing section receives the stored data output by the host selecting section, the command data, and register section specifying data.Type: GrantFiled: September 10, 2004Date of Patent: May 22, 2007Assignee: Advantest CorporationInventor: Hiroshi Satou
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Publication number: 20070021192Abstract: An image of a game being played on a real game machine is captured, in a single frame, with an image of a screen displaying images currently broadcast by public and private television stations and generally viewable to the public. Accordingly, the captured image shows that the game is truly in progress at the present moment.Type: ApplicationFiled: December 2, 2005Publication date: January 25, 2007Inventors: Koji Tamimoto, Hiroshi Satou
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Patent number: 7157916Abstract: There is provided a test apparatus including: a test module operable to supply test patterns to the electronic device; a main signal source operable to generate a first timing signal in accordance with a phase of the supplied timing signal and supply it to the test module; and a sub-signal source operable to receive the timing signal from the main signal source, generate a second timing signal for controlling timing at which the test module supplies the test patterns to the electronic device, and supply it to the test module. The sub-signal source includes a phase adjustment circuit that substantially uniforms the timing at which the main signal source outputs the first timing signal and the timing at which the sub-signal source outputs the second timing signal by delaying the timing signal received from the main signal source.Type: GrantFiled: September 10, 2004Date of Patent: January 2, 2007Assignee: Advantest CorporationInventor: Hiroshi Satou
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Patent number: 7042874Abstract: A digital switching system includes a multiplexer for multiplexing time slots from a plurality of circuits, a switching memory for storing and switching the multiplexed data for one frame period, switching control equipment for directing the interchange of the time slots stored in the switching memory in response to a switching request from an upper layer controller in a network, and a demultiplexer for demultiplexing into the plurality of circuits the time slot data as read out using address data supplied from the switching control equipment. The switching control equipment includes a control memory unit for writing connection information from the upper layer controller to either a first or a second control memory, and sequentially reading out the stored connection information in read-out order for the switching memory, and a selection unit for selecting read-out from either the first or the second control memory in response to the switching request.Type: GrantFiled: August 25, 2000Date of Patent: May 9, 2006Assignee: Oki Electric Industry Co., LtdInventors: Yoshikatsu Uetake, Seiichi Futami, Kentaro Hayashi, Hiroshi Satou
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Patent number: 6938591Abstract: An electromagnetically driven valve control apparatus and method are provided for an electromagnetically driven valve which has a movable element that is driven by cooperation of a spring force and an electromagnetic force, and a valve body engageable with the movable element, and which causes an open-close motion of the valve body due to the movable element engaging with the valve body in accordance with the driving of the movable element. Positional information regarding the movable element is detected, and adjustment of an electromagnetic force for driving the movable element is performed so that the movable element reaches a target operation state based on the positional information detected and a model of the electromagnetically driven valve obtained as a spring-mass vibration system.Type: GrantFiled: February 27, 2003Date of Patent: September 6, 2005Assignee: Toyota Jidosha Kabushiki KaishaInventors: Toshio Fuwa, Hiroshi Satou