Patents by Inventor Yoshinori Shimizu
Yoshinori Shimizu 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: 20110293164Abstract: An X-ray imaging apparatus is configured to subtract a first X-ray image from a second X-ray image to generate a first subtraction image showing information on a blood vessel, calculate an amount of pixel shift between the first X-ray image and the third X-ray image, subtract the first X-ray image from the third X-ray image to generate a second subtraction image showing information on an insertion instrument, and combine the first subtraction image with the second subtraction image to generate a synthetic image by performing a pixel shift correction based on the amount of pixel shift.Type: ApplicationFiled: May 27, 2011Publication date: December 1, 2011Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, Kabushiki Kaisha ToshibaInventors: Naotaka SATO, Shingo Abe, Yoshinori Shimizu, Kunio Shiraishi
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Publication number: 20110266120Abstract: A contact device includes a first conductor and a second conductor disposed with the first conductor on a common axis and having a fitting hole into which the first conductor can be inserted. At least one of the conductors is axially moved to fit the conductors together so that a current is allowed to flow between the conductors through contacts. The contact device further includes: a conductive coil spring that is disposed circumferentially on an outer circumferential surface of the first conductor and is contactable with an inner circumferential surface of the fitting hole; and a conductive coil spring that is disposed circumferentially on the inner circumferential surface of the fitting hole and is contactable with the outer circumferential surface of the first conductor.Type: ApplicationFiled: February 13, 2009Publication date: November 3, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Shinichiro Nakauchi, Yoshinori Shimizu, Hiroyuki Nakagawa, Hideaki Shimazu
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Patent number: 7990687Abstract: A gas-insulated switchgear includes an electric conductor that is housed in a vessel that is sealed and filled with insulating gas, a current transformer that is housed in the vessel, which includes a coil wound around the electric conductor, an electric-field relaxing shield that is arranged in the vessel at a radially inward position relative to an inner side of the coil, and a dielectric insulating member that is arranged on an end portion of the electric-field relaxing shield.Type: GrantFiled: October 7, 2009Date of Patent: August 2, 2011Assignee: Mitsubishi Electric CorporationInventors: Manabu Yoshimura, Takao Tsurimoto, Osamu Kisanuki, Yoshinori Shimizu
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Patent number: 7968866Abstract: A light emitting diode comprising a lead, an LED chip mounted on said lead, said LED chip having a substrate and semiconductor layers formed on said substrate, a transparent material covering said LED chip, and a phosphor contained in said transparent material and absorbing a part of light emitted by said LED chip and emitting light of wavelength different from that of the absorbed light, wherein the main emission peak of said LED chip is within the range from 400 nm to 530 nm, and said LED chip is mounted on said lead with substrate-side up and is electrically connected with said lead by a metallic bump.Type: GrantFiled: October 7, 2009Date of Patent: June 28, 2011Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Patent number: 7969090Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.Type: GrantFiled: August 27, 2009Date of Patent: June 28, 2011Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Patent number: 7943941Abstract: A device for emitting various colors by mixing light from a first light emitting diode and light from a second light emitting diode comprises, according to one embodiment: the first light emitting diode including an LED chip comprising InGaN and being capable of emitting a blue color light, and a phosphor capable of absorbing a part of the blue color light and emitting a yellow color light, the blue color light and the yellow color light being mixed to make white-color light; the second light emitting diode being capable of emitting red, green or blue color light; and a drive circuit for separately driving each of the first and second light emitting diode.Type: GrantFiled: July 7, 2010Date of Patent: May 17, 2011Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Patent number: 7919720Abstract: In an earthing switch a release mechanism releases pressure stored in a puffer type arc cancelling chamber by releasing the chamber at a predetermined area toward a stationary contact unit during a full stroke extent of a movable contact unit so that the puffering operation can be deterred from execution.Type: GrantFiled: December 12, 2007Date of Patent: April 5, 2011Assignee: Mitsubishi Electric CorporationInventors: Yoshinori Shimizu, Masahito Tanaka
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Patent number: 7915631Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.Type: GrantFiled: August 27, 2009Date of Patent: March 29, 2011Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Publication number: 20110062864Abstract: A light emitting device comprises: an LED chip having a quantum well structure and a light emitting layer made of a gallium nitride compound semiconductor; a first transparent material covering the LED chip; a second transparent material for protecting the LED chip and the first transparent material; and a phosphor for absorbing a part of the light from the LED chip and emitting a light having a wavelength different from the light from the LED chip; wherein the phosphor is included in second transparent material, and the light from the LED chip and the light from said phosphor are mixed to make a white light.Type: ApplicationFiled: November 16, 2010Publication date: March 17, 2011Inventors: Yoshinori SHIMIZU, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Patent number: 7901959Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.Type: GrantFiled: August 27, 2009Date of Patent: March 8, 2011Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Publication number: 20110000697Abstract: A foreign matters trap in which a metallic corrugated plate is arranged in a ground tank so that a line connecting portions of the corrugated plate having the same height is made parallel to a central axis of the ground tank, a metallic round rod is mounted to an corrugated end of the corrugated plate, the corrugated plate and the metallic round rod are connected electrically to each other, and a surface of the corrugated plate is covered by an insulating material. The foreign matters trap is capable of surely trapping metallic foreign matters in a gas insulated electric apparatus and suppressing concentration of an electric field to become excellent in voltage endurance and which can be readily mounted in a ground tank.Type: ApplicationFiled: October 22, 2007Publication date: January 6, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Takao Tsurimoto, Manabu Yoshimura, Hitoshi Sadakuni, Yoshinori Shimizu, Takashi Miyamoto
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Patent number: 7860367Abstract: A method for displaying index data corresponding to contents data recorded on a recording medium, the method comprising: retrieving the index data from the recording medium: displaying the index data retrieved from the recording medium and a plurality of media related information items of different media formats, the index data displayed in an index data region and the plurality of media related information items displayed in a media type selection region, wherein when a media related information item from the plurality of media related information item is selected, index data corresponding to the selected media related information item is displayed.Type: GrantFiled: May 31, 2005Date of Patent: December 28, 2010Assignee: Sony CorporationInventor: Yoshinori Shimizu
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Patent number: 7855092Abstract: A device for emitting white-color light comprises: a light emitting diode including: an LED chip comprising a gallium nitride compound semiconductor containing indium and being capable of emitting a blue color light, and a phosphor capable of absorbing a part of the blue color light and emitting a light having longer wavelength than the blue color light, the blue color light and the light from the phosphor being mixed to make the white-color; a control unit for converting an input to pulse signals; and a driver receiving the pulse signals from the control unit to drive the LED chip, wherein the brightness of the white-color light from the light emitting diode is controlled by a width of the pulse signals.Type: GrantFiled: July 1, 2010Date of Patent: December 21, 2010Assignee: Nichia CorporationInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Publication number: 20100264841Abstract: A device for emitting white-color light comprises: a light emitting diode including: an LED chip comprising a gallium nitride compound semiconductor containing indium and being capable of emitting a blue color light, and a phosphor capable of absorbing a part of the blue color light and emitting a light having longer wavelength than the blue color light, the blue color light and the light from the phosphor being mixed to make the white-color; a control unit for converting an input to pulse signals; and a driver receiving the pulse signals from the control unit to drive the LED chip, wherein the brightness of the white-color light from the light emitting diode is controlled by a width of the pulse signals.Type: ApplicationFiled: July 1, 2010Publication date: October 21, 2010Applicant: NICHIA CORPORATIONInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Publication number: 20100264842Abstract: A device for emitting various colors by mixing light from a first light emitting diode and light from a second light emitting diode comprises, according to one embodiment: the first light emitting diode including an LED chip comprising InGaN and being capable of emitting a blue color light, and a phosphor capable of absorbing a part of the blue color light and emitting a yellow color light, the blue color light and the yellow color light being mixed to make white-color light; the second light emitting diode being capable of emitting red, green or blue color light; and a drive circuit for separately driving each of the first and second light emitting diode.Type: ApplicationFiled: July 7, 2010Publication date: October 21, 2010Applicant: NICHIA CORPORATIONInventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
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Publication number: 20100265635Abstract: A gas-insulated switchgear includes an electric conductor that is housed in a vessel that is sealed and filled with insulating gas, a current transformer that is housed in the vessel, which includes a coil wound around the electric conductor, an electric-field relaxing shield that is arranged in the vessel at a radially inward position relative to an inner side of the coil, and a dielectric insulating member that is arranged on an end portion of the electric-field relaxing shield.Type: ApplicationFiled: October 7, 2009Publication date: October 21, 2010Applicant: Mitsubishi Electric CorporationInventors: Manabu Yoshimura, Takao Tsurimoto, Osamu Kisanuki, Yoshinori Shimizu
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Publication number: 20100206615Abstract: A fluid-insulated electrical apparatus includes a grounded tank which is an airtight metal vessel filled with an insulating fluid. A conductor to which a high voltage is applied is disposed in the grounded tank. A metal plate that is press-processed to have an inclined portion and a groove between adjacent head top portions is fixed to and electrically connected to an inner wall of the grounded tank.Type: ApplicationFiled: July 20, 2009Publication date: August 19, 2010Applicant: Mitsubishi Electric CorporationInventors: Takashi MIYAMOTO, Takao TSURIMOTO, Manabu YOSHIMURA, Yoshinori SHIMIZU, Osamu KISANUKI
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Patent number: 7775958Abstract: The present invention aims at preventing sanitary tissue paper from being torn when it is removed. The purpose is accomplished by sanitary tissue paper of single-ply or double-plies, characterized in that said paper has a lateral tensile strength on a dry condition of 32 N/m or more, a longitudinal tensile strength on a wet condition 32 N/m or more, and a longitudinal tensile strength on a dry condition which is 2.5 to 3.5 times higher than the lateral tensile strength on a dry condition.Type: GrantFiled: November 20, 2006Date of Patent: August 17, 2010Assignee: Daio Paper CorporationInventors: Takenaru Mukai, Yoshinori Shimizu, Shinya Sano, Naomi Inaba
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Publication number: 20100134957Abstract: A gas-insulated switchgear apparatus includes a center conductor 2, a current transformer 4 surrounding the center conductor 2, an electric field shield 5, and a metallic vessel 1. The electric field shield 5 is located between the center conductor 2 and the current transformer 4 and surrounds the center conductor 2. The current transformer 4 and the electric field shield 5 constitute a tubular part that outputs a signal representing an electric physical quantity. The metallic vessel 1 is filled with an insulating gas 19. The tubular part has an opening 6 formed therein. In a posture in which the center axis of the tubular part about which the tubular part surrounds the center conductor 2 is substantially horizontal, the opening 6 is located in a surface of the tubular part, which surface is included in a lower portion of the tubular part and faces the center conductor 2.Type: ApplicationFiled: December 1, 2009Publication date: June 3, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Takao TSURIMOTO, Takashi MIYAMOTO, Manabu YOSHIMURA, Osamu KISANUKI, Yoshinori SHIMIZU
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Publication number: 20100117516Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.Type: ApplicationFiled: January 19, 2010Publication date: May 13, 2010Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi