Patents by Inventor Kazuo Sudo
Kazuo Sudo 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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Patent number: 9966155Abstract: An apparatus for reinforcing a jet pump riser includes: an elbow upper clamp for covering a riser elbow coupled to a thermal sleeve from an upper side thereof; an elbow lower clamping member for clamping the riser elbow from a lower side thereof; an elbow vertical portion clamping member for covering a vertical portion of the riser elbow; and an elbow horizontal portion clamping member for covering a horizontal portion of the riser elbow. These members are disposed in different orientations with respect to the elbow upper clamp so as to fix the thermal sleeve, the riser elbow and the riser pipe.Type: GrantFiled: March 11, 2014Date of Patent: May 8, 2018Assignee: Kabushiki Kaisha ToshibaInventors: Masakazu Abura, Toshihiro Yasuda, Kazuo Sudo, Haruhiko Hata, Yasushi Kanazawa, Kunihiko Kinugasa, Hajime Mori
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Publication number: 20180090234Abstract: An apparatus for reinforcing a jet pump riser includes: an elbow upper clamp for covering a riser elbow coupled to a thermal sleeve from an upper side thereof; an elbow lower clamping member for clamping the riser elbow from a lower side thereof; an elbow vertical portion clamping member for covering a vertical portion of the riser elbow; and an elbow horizontal portion clamping member for covering a horizontal portion of the riser elbow. These members are disposed in different orientations with respect to the elbow upper clamp so as to fix the thermal sleeve, the riser elbow and the riser pipe.Type: ApplicationFiled: March 11, 2014Publication date: March 29, 2018Applicant: Kabushiki Kaisha ToshibaInventors: Masakazu ABURA, Toshihiro Yasuda, Kazuo Sudo, Haruhiko Hata, Yasushi Kanazawa, Kunihiko Kinugasa, Hajime Mori
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Patent number: 9717124Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: GrantFiled: August 19, 2015Date of Patent: July 25, 2017Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20150359058Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: ApplicationFiled: August 19, 2015Publication date: December 10, 2015Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 9148927Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: GrantFiled: July 31, 2014Date of Patent: September 29, 2015Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 9041643Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: GrantFiled: April 21, 2014Date of Patent: May 26, 2015Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 8941581Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: GrantFiled: November 21, 2013Date of Patent: January 27, 2015Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20140339997Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: ApplicationFiled: July 31, 2014Publication date: November 20, 2014Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20140225522Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: ApplicationFiled: April 21, 2014Publication date: August 14, 2014Applicants: SONY MOBILE COMMUNICATIONS INC., SONY CORPORATIONInventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 8718222Abstract: An apparatus for reinforcing a jet pump riser includes: an elbow upper clamp for covering a riser elbow coupled to a thermal sleeve from an upper side thereof; an elbow lower clamping member for clamping the riser elbow from a lower side thereof; an elbow vertical portion clamping member for covering a vertical portion of the riser elbow; and an elbow horizontal portion clamping member for covering a horizontal portion of the riser elbow. These members are disposed in different orientations with respect to the elbow upper clamp so as to fix the thermal sleeve, the riser elbow and the riser pipe.Type: GrantFiled: August 16, 2007Date of Patent: May 6, 2014Assignee: Kabushiki Kaisha ToshibaInventors: Masakazu Abura, Toshihiro Yasuda, Kazuo Sudo, Haruhiko Hata, Yasushi Kanazawa, Kunihiko Kinugasa, Hajime Mori
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Publication number: 20140078030Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: ApplicationFiled: November 21, 2013Publication date: March 20, 2014Applicants: SONY MOBILE COMMUNICATIONS INC., SONY CORPORATIONInventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 8654059Abstract: A light emitting element drive apparatus capable of always outputting the lowest voltage satisfying the drive conditions and having a high light emitting efficiency and a low power loss, and a portable apparatus using the same, comprising an LED drive apparatus 10 to which LEDs 20-1 to 20-n of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits 13-1 to 13-n connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits 14 and 15 for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to a plurality of LEDs in parallel.Type: GrantFiled: March 26, 2008Date of Patent: February 18, 2014Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Patent number: 8618745Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: GrantFiled: August 28, 2012Date of Patent: December 31, 2013Assignees: Sony Corporation, Sony Mobile Communications Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20130033196Abstract: A light emitting element drive apparatus capable of outputting the lowest voltage satisfying drive conditions and having high light emitting efficiency and low power loss, and a portable apparatus using the same, comprising an LED drive apparatus to which LEDs of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to LEDs in parallel.Type: ApplicationFiled: August 28, 2012Publication date: February 7, 2013Applicants: Sony Mobile Communications Japan, Inc., Sony CorporationInventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20120087456Abstract: A reinforcing device includes a clamp that is disposed on an outer side of a welded portion of a core spray system piping and holds the core spray system piping at axially symmetrical points on an outer surface thereof, the piping being located on opposite sides of a weld line of the welded portion and also includes a bolt that is provided on the clamp so as to serve as a mechanical fastening mechanism applying a compressive force to the welded portion from the outside of the core spray system piping.Type: ApplicationFiled: December 16, 2011Publication date: April 12, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Naotaka Suganuma, Masakazu Abura, Kazuo Sudo, Satoshi Sato, Haruhiko Hata, Yukiaki Hidaka, Keiji Matsunaga, Kanemi Hirose
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Publication number: 20110101177Abstract: A reinforcing device includes a clamp that is disposed on an outer side of a welded portion of a core spray system piping and holds the core spray system piping at axially symmetrical points on an outer surface thereof, the piping being located on opposite sides of a weld line of the welded portion and also includes a bolt that is provided on the clamp so as to serve as a mechanical fastening mechanism applying a compressive force to the welded portion from the outside of the core spray system piping.Type: ApplicationFiled: April 22, 2009Publication date: May 5, 2011Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Naotaka Suganuma, Masakazu Abura, Kazuo Sudo, Satoshi Sato, Haruhiko Hata, Yukiaki Hidaka, Keiji Matsunaga, Kanemi Hirose
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Publication number: 20080204381Abstract: A light emitting element drive apparatus capable of always outputting the lowest voltage satisfying the drive conditions and having a high light emitting efficiency and a low power loss, and a portable apparatus using the same, comprising an LED drive apparatus 10 to which LEDs 20-1 to 20-n of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits 13-1 to 13-n connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits 14 and 15 for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to a plurality of LEDs in parallel.Type: ApplicationFiled: March 26, 2008Publication date: August 28, 2008Applicants: Sony Corporation, Sony Ericsson Mobile Communications Japan, Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20080205578Abstract: An apparatus for reinforcing a jet pump riser includes: an elbow upper clamp for covering a riser elbow coupled to a thermal sleeve from an upper side thereof; an elbow lower clamping member for clamping the riser elbow from a lower side thereof; an elbow vertical portion clamping member for covering a vertical portion of the riser elbow; and an elbow horizontal portion clamping member for covering a horizontal portion of the riser elbow. These members are disposed in different orientations with respect to the elbow upper clamp so as to fix the thermal sleeve, the riser elbow and the riser pipe.Type: ApplicationFiled: August 16, 2007Publication date: August 28, 2008Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Masakazu ABURA, Toshihiro Yasuda, Kazuo Sudo, Haruhiko Hata, Yasushi Kanazawa, Kunihiko Kinugasa, Hajime Mori
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Patent number: 7365718Abstract: A light emitting element drive apparatus capable of always outputting the lowest voltage satisfying the drive conditions and having a high light emitting efficiency and a low power loss, and a portable apparatus using the same, comprising a LED drive apparatus 10 to which LEDs 20-1 to 20-n of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits 13-1 to 13-n connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits 14 and 15 for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to a plurality of LEDs in parallel.Type: GrantFiled: May 29, 2003Date of Patent: April 29, 2008Assignees: Sony Corporation, Sony Ericsson Mobile Communication Japan, Inc.Inventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo
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Publication number: 20050225515Abstract: A light emitting element drive apparatus capable of always outputting the lowest voltage satisfying the drive conditions and having a high light emitting efficiency and a low power loss, and a portable apparatus using the same, comprising an LED drive apparatus 10 to which LEDs 20-1 to 20-n of different drive voltages required for emitting light are connected in parallel and driving one or more LEDs, wherein the LED drive apparatus 10 has drive circuits 13-1 to 13-n connected to the corresponding LEDs among a plurality of LEDs and driving the corresponding LEDs with luminances based on set values and power supply circuits 14 and 15 for deciding a drive voltage value required for the highest light emission among one or more LEDs driven to emit light based on drive states of drive circuits (for example terminal voltages of the current source) and supplying a drive voltage having at least the decided value to a plurality of LEDs in parallel.Type: ApplicationFiled: May 29, 2003Publication date: October 13, 2005Applicant: SONY CORPORATIONInventors: Kazuhito Tsuchida, Junji Saito, Kazuo Sudo