Patents by Inventor Masato Ishigaki
Masato Ishigaki 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: 20160202801Abstract: Thickness and weight are lowered while reducing warping and guaranteeing visibility of the screen. Included are a transparent panel substrate including a transparent resin base and a transparent resin layer formed on one surface of the transparent resin base; a decorative printing layer formed at an outer edge of a back surface of the transparent panel substrate; a warping prevention layer, formed to be flat and to cover the back surface of the transparent panel substrate inside the decorative printing layer and a back surface of the decorative printing layer; a transparent electrode layer formed on a back surface of the warping prevention layer; a jumper wiring layer formed on the transparent electrode layer and provided with an insulating layer; and a transparent protective layer formed on and entirely covering the jumper wiring layer except for a thermocompression bonding region of a substrate for external connection.Type: ApplicationFiled: September 4, 2014Publication date: July 14, 2016Applicant: Dexerials CorporationInventors: Hirokazu ODAGIRI, Yukio MURAKAMI, Yoshiaki IMAMURA, Yukihiro ONODERA, Masato ISHIGAKI, Makoto INOUE
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Patent number: 9354752Abstract: A sensor apparatus and an information processing apparatus having excellent operability are provided. A sensor apparatus includes a touch panel, a casing, and a pressure-sensitive sensor. The touch panel includes an input operation surface and detects a position at which an operator comes into contact with the input operation surface directly or indirectly. The casing accommodates the touch panel. The pressure-sensitive sensor includes a first electrode fixed to the touch panel, a second electrode fixed to the casing, and an elastic body arranged between the touch panel and the casing and elastically supporting the touch panel with respect to the casing. The pressure-sensitive sensor detects a pressing force input to the input operation surface, as a change of a capacitance between the first and second electrodes.Type: GrantFiled: March 9, 2010Date of Patent: May 31, 2016Assignee: Sony CorporationInventors: Hiroki Kanehira, Hidetoshi Honda, Masato Ishigaki, Hiroto Kawaguchi
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Patent number: 8913031Abstract: A sensor apparatus includes: a display cover including an operation area that is pressed by an operator and a circumferential area located on the circumference of the operation area; a frame including an opening covered by the operation area and a fixing portion that fixes the circumferential area; a touch panel that is supported by the display cover to be positioned at the opening and detects a position at which the operator comes into contact with the operation area; and a pressure-sensitive sensor that is provided between the display cover and the frame, includes a first electrode and a second electrode opposed to the first electrode, and detects a pressing force with respect to the operation area based on a change of a capacitance between the first electrode and the second electrode that corresponds to a deflection amount of the display cover.Type: GrantFiled: November 5, 2010Date of Patent: December 16, 2014Assignee: Sony CorporationInventors: Hidetoshi Honda, Hiroki Kanehira, Hiroto Kawaguchi, Kazutomo Miyata, Masato Ishigaki, Yutaka Wada, Hiroshi Akama
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Patent number: 8553175Abstract: An optical sheet, a backlight device, and a liquid crystal display device are provided. The beam-condensing optical sheet includes a large number of irregularity portions arranged on one main surface of a light-transmissive base, in which a pitch of arrangement of the irregularity portions is 110 ?m or more and 330 ?m or less, and surface roughness (Ra) of the irregularity portion is 0.1 ?m or less.Type: GrantFiled: April 16, 2007Date of Patent: October 8, 2013Assignee: Sony CorporationInventors: Eiji Ohta, Toru Abiko, Masato Ishigaki, Satoshi Sato, Yasuhiro Nishida, Akihiro Horii
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Publication number: 20110181545Abstract: A sensor element is provided that includes a flexible transparent base material, a first conductive pattern, and a second conductive pattern. The flexible transparent base material has a first surface and a second surface opposite to the first surface. The first conductive pattern is configured to electrostatically detect an operation position of an input operator in a first direction, the first conductive pattern being formed on the first surface. The second conductive pattern is configured to electrostatically detect an operation position of the input operator in a second direction different from the first direction, the second conductive pattern being formed on the second surface.Type: ApplicationFiled: January 19, 2011Publication date: July 28, 2011Applicant: SONY CORPORATIONInventors: Naohiro Takahashi, Satoshi Terui, Masato Ishigaki, Katsunori Sato, Hidetoshi Honda
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Publication number: 20110175845Abstract: A sensor apparatus includes: a display cover including an operation area that is pressed by an operator and a circumferential area located on the circumference of the operation area; a frame including an opening covered by the operation area and a fixing portion that fixes the circumferential area; a touch panel that is supported by the display cover to be positioned at the opening and detects a position at which the operator comes into contact with the operation area; and a pressure-sensitive sensor that is provided between the display cover and the frame, includes a first electrode and a second electrode opposed to the first electrode, and detects a pressing force with respect to the operation area based on a change of a capacitance between the first electrode and the second electrode that corresponds to a deflection amount of the display cover.Type: ApplicationFiled: November 5, 2010Publication date: July 21, 2011Applicant: Sony CorporationInventors: Hidetoshi Honda, Hiroki Kanehira, Hiroto Kawaguchi, Kazutomo Miyata, Masato Ishigaki, Yutaka Wada, Hiroshi Akama
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Publication number: 20110157087Abstract: A sensor apparatus and an information processing apparatus having excellent operability are provided. A sensor apparatus includes a touch panel, a casing, and a pressure-sensitive sensor. The touch panel includes an input operation surface and detects a position at which an operator comes into contact with the input operation surface directly or indirectly. The casing accommodates the touch panel. The pressure-sensitive sensor includes a first electrode fixed to the touch panel, a second electrode fixed to the casing, and an elastic body arranged between the touch panel and the casing and elastically supporting the touch panel with respect to the casing. The pressure-sensitive sensor detects a pressing force input to the input operation surface, as a change of a capacitance between the first and second electrodes.Type: ApplicationFiled: March 9, 2010Publication date: June 30, 2011Applicant: SONY CORPORATIONInventors: Hiroki Kanehira, Hidetoshi Honda, Masato Ishigaki, Hiroto Kawaguchi
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Patent number: 7545460Abstract: A liquid crystal display, optical sheet manufacturing method, and an optical sheet are provided. The occurrence of moiré is prevented while suppressing a reduction in front luminance. The liquid crystal display includes: a liquid crystal display panel; a light source arranged on a back surface side of the liquid crystal display panel; an optical sheet with a light-condensing property arranged between the liquid crystal display panel and the light source, the optical sheet having a number of irregularities arranged continuously on a principal surface of the optical sheet; and a diffuser sheet arranged between the liquid crystal display panel and the optical sheet.Type: GrantFiled: April 5, 2006Date of Patent: June 9, 2009Assignee: Sony CorporationInventors: Mitsuo Arima, Jun Shimizu, Kei Obata, Eiji Oota, Toru Abiko, Yasuyuki Kudo, Masato Ishigaki, Mitsunari Hoshi
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Publication number: 20080316392Abstract: A liquid crystal display, optical sheet manufacturing method, and an optical sheet are provided. The occurrence of moiré is prevented while suppressing a reduction in front luminance. The liquid crystal display includes: a liquid crystal display panel; a light source arranged on a back surface side of the liquid crystal display panel; an optical sheet with a light-condensing property arranged between the liquid crystal display panel and the light source, the optical sheet having a number of irregularities arranged continuously on a principal surface of the optical sheet; and a diffuser sheet arranged between the liquid crystal display panel and the optical sheet.Type: ApplicationFiled: April 5, 2006Publication date: December 25, 2008Applicant: SONY CORPORATIONInventors: Mitsuo Arima, Jun Shimizu, Kei Obata, Eiji Oota, Toru Abiko, Yasuyuki Kudo, Masato Ishigaki, Mitsunari Hoshi
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Publication number: 20080136758Abstract: A display device is provided. The display device includes: a panel driven according to a video signal; a light source configured to emit light for illuminating the panel; a lens sheet disposed between the panel and the light source; and driving means for driving the panel. The lens sheet is formed by arranging a plurality of three-dimensional structures extending on one plane along an extending direction of the structures. A width of the three-dimensional structures in an arrangement direction is 110 ?m or more. The panel has a pixel arrangement such that subpixels of a plurality of colors are arranged within one pixel and such that a plurality of subpixels of a same color are arranged within one pixel. The driving means drives the panel such that light and shade occur in a plurality of subpixels of a same color included in one pixel of pixels having at least a low gradation.Type: ApplicationFiled: November 28, 2007Publication date: June 12, 2008Applicant: SONY CORPORATIONInventors: Eiji Ohta, Toru Abiko, Masato Ishigaki, Satoshi Sato, Shigehiro Yamakita
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Patent number: 7333786Abstract: A relaying device for providing optimum communication between a non-contact information medium and an information read/write device, and a communication system employing the relaying device, in which the adverse effect on communication, brought about by limitations on the mounting site of the information read/write device may be eliminated. The relaying device is formed by a resonance circuit 34 including a first antenna coil 31, electro-magnetically coupled to an antenna coil 11 of the information read/write device 10, a second antenna coil 32, connected in series with the first antenna coil 31 and electro-magnetically coupled to an antenna coil 21 of the non-contact information medium 20, and a tuning capacitor 33 connected in series with the first antenna coil 31 and the second antenna coil 32.Type: GrantFiled: September 21, 2004Date of Patent: February 19, 2008Assignee: Sony CorporationInventors: Akihiro Kikuchi, Junichi Sawada, Masato Ishigaki
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Publication number: 20070242479Abstract: An optical sheet, a backlight device, and a liquid crystal display device are provided. The beam-condensing optical sheet includes a large number of irregularity portions arranged on one main surface of a light-transmissive base, in which a pitch of arrangement of the irregularity portions is 110 ?m or more and 330 ?m or less, and surface roughness (Ra) of the irregularity portion is 0.1 ?m or less.Type: ApplicationFiled: April 16, 2007Publication date: October 18, 2007Applicant: SONY CORPORATIONInventors: Eiji Ohta, Toru Abiko, Masato Ishigaki, Satoshi Sato, Yasuhiro Nishida, Akihiro Horii
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Patent number: 7261240Abstract: A portable type information processing terminal device is provided which includes a substrate carrying a substantially annular antenna coil thereon, a signal processing integrated circuit element arranged inside the antenna coil, a magnetic plate arranged under the substrate and a metal plate arranged under the magnetic plate, which are integrally formed and arranged on one or more than one metal parts including a battery pack. The metal plate is used to substantially regulate the resonance frequency of the antenna coil so that it is allowed to be arranged in a cabinet of the portable device.Type: GrantFiled: January 25, 2005Date of Patent: August 28, 2007Assignee: Sony CorporationInventors: Hiraku Akiho, Akihiro Kikuchi, Kazuo Nozawa, Masato Ishigaki, Isao Takahashi, Junichi Sawada
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Publication number: 20050178835Abstract: A portable type information processing terminal device is provided which includes a substrate carrying a substantially annular antenna coil thereon, a signal processing integrated circuit element arranged inside the antenna coil, a magnetic plate arranged under the substrate and a metal plate arranged under the magnetic plate, which are integrally formed and arranged on one or more than one metal parts including a battery pack. The metal plate is used to substantially regulate the resonance frequency of the antenna coil so that it is allowed to be arranged in a cabinet of the portable device.Type: ApplicationFiled: January 25, 2005Publication date: August 18, 2005Inventors: Hiraku Akiho, Akihiro Kikuchi, Kazuo Nozawa, Masato Ishigaki, Isao Takahashi, Junichi Sawada
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Publication number: 20050125093Abstract: A relaying device for providing optimum communication between a non-contact information medium and an information read/write device, and a communication system employing the relaying device, in which the adverse effect on communication, brought about by limitations on the mounting site of the information read/write device may be eliminated. The relaying device is formed by a resonance circuit 34 including a first antenna coil 31, electromagnetically coupled to an antenna coil 11 of the information read/write device 10, a second antenna coil 32, connected in series with the first antenna coil 31 and electro-magnetically coupled to an antenna coil 21 of the non-contact information medium 20, and a tuning capacitor 33 connected in series with the first antenna coil 31 and the second antenna coil 32.Type: ApplicationFiled: September 21, 2004Publication date: June 9, 2005Applicant: Sony CorporationInventors: Akihiro Kikuchi, Junichi Sawada, Masato Ishigaki
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Patent number: 6229723Abstract: A power unit is provided that is not affected by a voltage fluctuation of a reverse flow-preventive diode provided in an output line thereof and that can provide a stable output controlled with a high accuracy. A first rectified diode 17 rectified and a first smoothing capacitor 18 smoothes the voltage switched by a transformer 14 to generate a DC voltage (VP) at an A point. A reverse flow-preventive diode 21 and an output resistor 22 are provided between the A point and a positive output terminal 23. The comparison/detection circuit 25 compares the anode and cathode potentials of the reverse flow-preventive diode 21 with each other. The comparison/detection circuit 25 supplies a differential amplifier 26 the anode or cathode potential whichever is lower.Type: GrantFiled: May 26, 2000Date of Patent: May 8, 2001Assignee: Sony CorporationInventors: Koji Umetsu, Masato Ishigaki