Patents by Inventor Ryo Yamamoto
Ryo Yamamoto 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: 20130180247Abstract: An electro-hydraulic drive system for a work machine which drives an upper rotary body by controlling a flow rate of a hydraulic fluid by a control valve, includes an electro-hydraulic pump including a hydraulic pump driven by an engine, and a first electric motor, and an electro-hydraulic motor including a hydraulic motor rotated by the hydraulic oil supplied from the electro-hydraulic pump, and a second electric motor, and a controller which determines an operating state of the first electric motor and an operating state of the second electric motor based on a load of the electro-hydraulic pump and a load of the electro-hydraulic motor, and is able to perform an efficient operation by using a hydraulic pressure (fluid pressure) and electric power.Type: ApplicationFiled: July 13, 2011Publication date: July 18, 2013Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Masahiro Yamada, Ryo Yamamoto, Yukito Imamura
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Patent number: 8428402Abstract: This invention provides an optical transmission module that is of low cost and that can be mounted even in a narrow space. An optical transmission module of the present invention includes a light reception processing section for converting an optical signal transmitted by an optical wiring to an electric signal, a reception side substrate part including an electric wiring for transmitting the electric signal, and a reception side connector section for providing the electric signal to the light reception processing section and the reception side substrate part. The light reception processing section and the reception side connector section are mounted on a same substrate surface of the reception side substrate part, and the reception side substrate part includes a bending portion bent so that the substrate surfaces oppose each other at the back in the normal direction.Type: GrantFiled: February 17, 2011Date of Patent: April 23, 2013Assignee: OMRON CorporationInventors: Kentaro Hamana, Ryo Yamamoto, Naru Yasuda, Hayami Hosokawa
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Publication number: 20130051746Abstract: An optical waveguide has a clad, a core surrounded by the clad and having an index of refraction larger than an index of refraction of the clad, an incident end face that makes light enter the core; and an exiting end face that makes light exit from the core. Two side faces of the optical waveguide are formed so as to have an angle change. The two side faces are translationally symmetric with each other, or two side faces excluding a portion of the side faces are translationally symmetric with each other.Type: ApplicationFiled: June 11, 2012Publication date: February 28, 2013Applicant: OMRON CORPORATIONInventors: Ryo Yamamoto, Kentaro Hamana, Yuji Hirose, Yuichi Suzuki, Naru Yasuda, Hayami Hosokawa
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Patent number: 8363407Abstract: A power switch and connector that are conventionally included in a body are formed in spaces created at the outer ends of the shafts of hinges other than the body and a display, whereby the body is thinned. Electronic device comprises a body, a display, and a hinge that joins the body and display so that they can be freely opened or closed. A power switch is formed at an end of the shaft of the hinge. Furthermore, the electronic device comprises the body, the display, and another hinge that joins the body and display so that they can be freely opened or closed. A port of a connector opens at an end of the shaft of the hinge.Type: GrantFiled: December 28, 2010Date of Patent: January 29, 2013Assignee: Sony CorporationInventors: Ryo Yamamoto, Toru Karashima, Yohei Fukuma
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Patent number: 8358042Abstract: The present invention provides a small-size light-weight electric motor integrated hydraulic motor which is simple in configuration, integrally includes an electric motor and a hydraulic motor, and is capable of efficiently operating, by being configured such that: a swash plate type hydraulic motor and an electric motor driven by the swash plate type hydraulic motor are provided in one casing; the casing is filled with oil; a driving shaft of the swash plate type hydraulic motor is configured to extend from a front end portion of the casing up to a rear end portion thereof and be supported at the front and rear end portions of the casing; the swash plate type hydraulic motor and a rotor of the electric motor are provided in series at the driving shaft; and a stator of the electric motor is fixed to an inner side portion of the casing.Type: GrantFiled: November 20, 2008Date of Patent: January 22, 2013Assignee: Kawasaki Jukogyo Kabushiki KaishaInventors: Masahiro Yamada, Ryo Yamamoto
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Publication number: 20120259497Abstract: A drive controller of an operating machine configured to drive a structure by a hydraulic motor and an electric motor includes: a remote control valve configured to determine the operation amount of the structure; an electric motor torque calculation portion configured to calculate torque of the electric motor; a hydraulic motor torque calculation portion configured to calculate torque of the hydraulic motor; a controller configured to transmit an opening position control signal to the control valve based on the operation amount determined by the remote control valve such that torque necessary to drive the structure is obtained from the torque of the electric motor and the torque of the hydraulic motor; and solenoid-operated reducing valves and each configured to reduce a pilot pressure, to be applied to the control valve, based on the opening position control signal output from the controller.Type: ApplicationFiled: January 11, 2011Publication date: October 11, 2012Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Ryo Yamamoto, Masahiro Yamada, Yoji Yudate
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Patent number: 8111317Abstract: An image capturing apparatus includes a camera body having an image-capturing lens for receiving light to form an image of a subject and a display unit having a display screen for displaying the image. The display unit is slidably supported by the camera body. A surface of the display unit opposite a surface having the display screen disposed thereon faces a surface of the camera body opposite a surface having the image-capturing lens disposed thereon. An image capture button is disposed on the surface of the camera body opposite the surface having the image-capturing lens disposed thereon. The image capture button is exposed when the display unit is slid over the camera body in a first direction and the image capture button is covered by the display unit when the display unit is slid over the camera body in a second direction opposite the first direction.Type: GrantFiled: January 3, 2011Date of Patent: February 7, 2012Assignee: Sony CorporationInventors: Yohei Fukuma, Kenichi Agata, Ryo Yamamoto, Toru Karashima, Naohiko Otake, Nozomi Ozaki, Hisaya Miyashita, Daisuke Ishii
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Publication number: 20110222815Abstract: This invention provides an optical transmission module that is of low cost and that can be mounted even in a narrow space. An optical transmission module of the present invention includes a light reception processing section for converting an optical signal transmitted by an optical wiring to an electric signal, a reception side substrate part including an electric wiring for transmitting the electric signal, and a reception side connector section for providing the electric signal to the light reception processing section and the reception side substrate part. The light reception processing section and the reception side connector section are mounted on a same substrate surface of the reception side substrate part, and the reception side substrate part includes a bending portion bent so that the substrate surfaces oppose each other at the back in the normal direction.Type: ApplicationFiled: February 17, 2011Publication date: September 15, 2011Applicant: OMRON CORPORATIONInventors: Kentaro Hamana, Ryo Yamamoto, Naru Yasuda, Hayami Hosokawa
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Publication number: 20110157806Abstract: A power switch and connector that are conventionally included in a body are formed in spaces created at the outer ends of the shafts of hinges other than the body and a display, whereby the body is thinned. Electronic device comprises a body, a display, and a hinge that joins the body and display so that they can be freely opened or closed. A power switch is formed at an end of the shaft of the hinge. Furthermore, the electronic device comprises the body, the display, and another hinge that joins the body and display so that they can be freely opened or closed. A port of a connector opens at an end of the shaft of the hinge.Type: ApplicationFiled: December 28, 2010Publication date: June 30, 2011Applicant: Sony CorporationInventors: Ryo YAMAMOTO, Toru KARASHIMA, Yohei FUKUMA
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Patent number: 7969497Abstract: An image capturing apparatus includes a camera body having an image-capturing lens for receiving light to form an image of a subject and a display unit having a display screen for displaying the image. The display unit is slidably supported by the camera body. A surface of the display unit opposite a surface having the display screen disposed thereon faces a surface of the camera body opposite a surface having the image-capturing lens disposed thereon. An image capture button is disposed on the surface of the camera body opposite the surface having the image-capturing lens disposed thereon. The image capture button is exposed when the display unit is slid over the camera body in a first direction and the image capture button is covered by the display unit when the display unit is slid over the camera body in a second direction opposite the first direction.Type: GrantFiled: November 15, 2006Date of Patent: June 28, 2011Assignee: Sony CorporationInventors: Yohei Fukuma, Kenichi Agata, Ryo Yamamoto, Toru Karashima, Naohiko Otake, Nozomi Ozaki, Hisaya Miyashita, Daisuke Ishii
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Publication number: 20110109785Abstract: An image capturing apparatus includes a camera body having an image-capturing lens for receiving light to form an image of a subject and a display unit having a display screen for displaying the image. The display unit is slidably supported by the camera body. A surface of the display unit opposite a surface having the display screen disposed thereon faces a surface of the camera body opposite a surface having the image-capturing lens disposed thereon. An image capture button is disposed on the surface of the camera body opposite the surface having the image-capturing lens disposed thereon. The image capture button is exposed when the display unit is slid over the camera body in a first direction and the image capture button is covered by the display unit when the display unit is slid over the camera body in a second direction opposite the first direction.Type: ApplicationFiled: January 3, 2011Publication date: May 12, 2011Applicant: SONY CORPORATIONInventors: Yohei Fukuma, Kenichi Agata, Ryo Yamamoto, Toru Karashima, Naohiko Otake, Nozomi Ozaki, Hisaya Miyashita, Daisuke Ishii
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Publication number: 20110001370Abstract: The present invention provides a small-size light-weight electric motor integrated hydraulic motor which is simple in configuration, integrally includes an electric motor and a hydraulic motor, and is capable of efficiently operate, by being configured such that: a swash plate type hydraulic motor and an electric motor driven by the swash plate type hydraulic motor are provided in one casing; the casing is filled with oil; a driving shaft of the swash plate type hydraulic is configured to extend from a front end portion of the casing up to a rear end portion thereof and be supported at the front and rear end portions of the casing; the swash plate type hydraulic motor and a rotor of the electric motor are provided in series at the driving shaft; and a stator of the electric motor is fixed to an inner side portion of the casing.Type: ApplicationFiled: November 20, 2008Publication date: January 6, 2011Applicant: KABUSHIKI KAISHA KAWASAKI PRECISION MACHINERYInventors: Masahiro Yamada, Ryo Yamamoto
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Publication number: 20090319156Abstract: An internal combustion engine is described herein. The engine may include a combustion chamber having a pair of intake ports arranged at one side, and an exhaust port arranged at the other side. The engine may also include a fuel injector configured to inject fuel into said combustion chamber from a side of said intake ports toward a side of said exhaust port, a variable flow restrictor capable of making flow resistance of said second intake port greater than flow resistance of said first intake port, a first spark plug arranged on a ceiling of the chamber and having its spark gap in the proximity of a center portion of said ceiling, and a second spark plug arranged on said ceiling and having its spark gap which is positioned closer to said first intake port in the axial direction of said crankshaft than said first spark plug.Type: ApplicationFiled: June 16, 2009Publication date: December 24, 2009Applicant: Mazda Motor CorporationInventors: Tatsuya Fujikawa, Masahisa Yamakawa, Toshiaki Nishimoto, Ryo Yamamoto
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Patent number: 7510337Abstract: An aspect according to the invention provides a method of producing an optical transmission component in which peel-off and a bubble are not generated within a keeping temperature range in a bonding agent with which a space between an optical function portion and an end face of an optical transmission line is filled while a holder portion for holding the optical transmission line such as an optical fiber and the optical function portion such as a lens array are integrally molded. An optical function array is disposed across the space from a fiber holder, and the optical function array including lenses and a lower-side holder portion are integrally molded by a transparent resin. Fiber cores are placed in V-shape grooves of the lower-side holder portion, and an upper-side holder portion is put on the fiber cores. End faces of the fiber cores face the space, and the space is filled with the bonding agent.Type: GrantFiled: December 12, 2007Date of Patent: March 31, 2009Assignee: OMRON CorporationInventors: Homare Takeda, Ryo Yamamoto
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Publication number: 20080144999Abstract: An aspect according to the invention provides a method of producing an optical transmission component in which peel-off and a bubble are not generated within a keeping temperature range in a bonding agent with which a space between an optical function portion and an end face of an optical transmission line is filled while a holder portion for holding the optical transmission line such as an optical fiber and the optical function portion such as a lens array are integrally molded. An optical function array is disposed across the space from a fiber holder, and the optical function array including lenses and a lower-side holder portion are integrally molded by a transparent resin. Fiber cores are placed in V-shape grooves of the lower-side holder portion, and an upper-side holder portion is put on the fiber cores. End faces of the fiber cores face the space, and the space is filled with the bonding agent.Type: ApplicationFiled: December 12, 2007Publication date: June 19, 2008Applicant: OMRON CORPORATIONInventors: Homare Takeda, Ryo Yamamoto
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Patent number: 7369328Abstract: A resin molding body has two faces (front face 15 and lower face 19) perpendicular to each other, and also has a total reflecting face 23 approximately having an angle of 45° with respect to these two faces. Plural collimating lenses 16 and a spacer 17 are integrally formed on one face. Plural collimating lenses 20 and a spacer 21 are also integrally formed on the other face. A wall taking-away portion 26 is concavely arranged between the two faces so as to be located on the rear face side of the total reflecting face 23. Guide holes 18, 22 for inserting guide pins thereinto and connected to optical connectors, etc. are bored on the two faces of the resin molding body.Type: GrantFiled: July 12, 2004Date of Patent: May 6, 2008Assignee: Omron CorporationInventors: Ryo Yamamoto, Makoto Tsuchida, Masayoshi Tani, Shogo Nagasaka, Hirokazu Tanaka
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Publication number: 20080102740Abstract: A problem to be solved is to provide a pad for preventing axial shift for use in grinding of a eyeglass lens with which it is possible to process a raw lens into a desired profile without causing axial shift even if it is a lens coated with fluorine. The problem is solved by a pad for preventing axial shift for use in grinding of a eyeglass lens coated with fluorine comprising a laminate containing a first pressure-sensitive adhesive layer, an elastic material layer, an adhesive layer, a resin film and a second pressure-sensitive adhesive layer, the elastic material layer having a thickness of from 0.2 to 3 mm, an elongation of from 150 to 500% and a tensile strength of from 5 to 200 Kg/cm2, the adhesive layer having an adhesive strength of from 2 to 100 Kg/25 mm, and the resin film having an elongation of from 50 to 700% and a tensile strength of from 25 to 300 MPa.Type: ApplicationFiled: February 2, 2005Publication date: May 1, 2008Inventors: Tohru Nakaya, Ryo Yamamoto, Kusutaro Yoshida
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Patent number: 7242585Abstract: An electronic device is thin and includes heat-generating components that are cooled efficiently. The electronic device includes heat-transmitting sheets 72 and 47 being stuck to inside surfaces of a lower section and an upper section of the electronic device's case and in contact with heat-generating components, which are semiconductor components such as an image processor and a central processor mounted on both sides of a motherboard provided in the case, and elastic sheets, which are laid between the portions, contacting the heat-generating components, of the heat-transmitting sheets and the inside surfaces of the sections.Type: GrantFiled: October 21, 2004Date of Patent: July 10, 2007Assignee: Sony CorporationInventors: Yohei Fukuma, Ryo Yamamoto, Toru Karashima
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Publication number: 20070115382Abstract: An image capturing apparatus includes a camera body having an image-capturing lens for receiving light to form an image of a subject and a display unit having a display screen for displaying the image. The display unit is slidably supported by the camera body. A surface of the display unit opposite a surface having the display screen disposed thereon faces a surface of the camera body opposite a surface having the image-capturing lens disposed thereon. An image capture button is disposed on the surface of the camera body opposite the surface having the image-capturing lens disposed thereon. The image capture button is exposed when the display unit is slid over the camera body in a first direction and the image capture button is covered by the display unit when the display unit is slid over the camera body in a second direction opposite the first direction.Type: ApplicationFiled: November 15, 2006Publication date: May 24, 2007Applicant: Sony CorporationInventors: Yohei Fukuma, Kenichi Agata, Ryo Yamamoto, Toru Karashima, Naohiko Otake, Nozomi Ozaki, Hisaya Miyashita, Daisuke Ishii
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Publication number: 20070086697Abstract: To decrease an insertion loss by shortening an optical path length between an input side optical fiber and an output side optical fiber, and to decrease a stroke of a drive component. Input side optical fibers and a preliminary optical fiber arranged in parallel to one another and output side optical fibers arranged in parallel to one another are arranged in two stages, and a fixed prism 14 is arranged to be opposite to end surfaces of these. A preliminary optical fiber prism 15b is provided on one oblique surface of the fixed prism 14 to be opposite to a preliminary optical fiber 20, and a driven prism 15a can be made to come in contact with and separated from the one oblique surface of the fixed prism 14, and the driven prism 15a can be moved along the input side optical fibers.Type: ApplicationFiled: May 21, 2004Publication date: April 19, 2007Applicant: OMRON CorporationInventors: Ryo Yamamoto, Ilirokazu Tanaka, Masayasu Onishi, Yoichi Nakanishi, Ryuji Kawamoto, Yuichi Suzuki