Patents by Inventor Takehito Hirose

Takehito Hirose 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).

  • Patent number: 11476396
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: October 18, 2022
    Assignee: SATURN LICENSING LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20210408343
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: September 10, 2021
    Publication date: December 30, 2021
    Applicant: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 11201268
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: December 14, 2021
    Assignee: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20190341533
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: July 18, 2019
    Publication date: November 7, 2019
    Applicant: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 10411172
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: September 10, 2019
    Assignee: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20180315905
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: July 5, 2018
    Publication date: November 1, 2018
    Applicant: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 10056532
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: August 21, 2018
    Assignee: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20170345980
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: August 17, 2017
    Publication date: November 30, 2017
    Applicant: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 9773957
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: September 26, 2017
    Assignee: Saturn Licensing LLC
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20160322545
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: July 12, 2016
    Publication date: November 3, 2016
    Applicant: Sony Corporation
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 9412919
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: August 9, 2016
    Assignee: Sony Corporation
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20150249194
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: May 15, 2015
    Publication date: September 3, 2015
    Applicant: SONY CORPORATION
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 9059382
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: June 16, 2015
    Assignee: Sony Corporation
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Patent number: 8975648
    Abstract: A light emitting device includes a first resin layer which is made of transparent resin and provided outside a solid-state light-emitting element mounted on a mounting substrate; and a second resin layer which is provided outside the first resin layer and made of transparent resin that contains a phosphor which is excited with a luminescence wavelength of the solid-state light-emitting element, wherein when the refractive index of the solid-state light-emitting element is set to be N1, the refractive index of the first resin layer is set to be N2, and the refractive index of the second resin layer is set to be N3, the relationship of N1?N2?N3?1 is established.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: March 10, 2015
    Assignee: Sony Corporation
    Inventors: Yukitoyo Oshima, Takehito Hirose, Tadashi Kato, Yurika Ishihara
  • Patent number: 8829776
    Abstract: There are provided a light-source circuit unit, an illumination device, and a display device which are capable of extracting light emitted from the back surface of a light-emitting element chip to the front surface, suppressing a reduction in reflectance, and reducing cost, with a simple configuration. The light-source circuit unit includes a circuit substrate that has a light-reflective wiring pattern on a surface thereof and includes a chip mounting layer as a part of the wiring pattern, and one or more light-emitting element chips that are directly placed on the chip mounting layer, and are driven by a current flowing through the wiring pattern.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: September 9, 2014
    Assignee: Sony Corporation
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20140104850
    Abstract: Provided are a light source circuit unit that improves light extraction efficiency, as well as an illuminator and a display that include such a light source circuit unit. The light source circuit unit includes: a circuit substrate having a wiring pattern on a surface thereof, the wiring pattern having light reflectivity, a circular pedestal provided on the circuit substrate, a water-repelling region provided at least from a peripheral edge portion of the pedestal to a part of a side face of the pedestal, and one or two or more light-emitting device chips mounted on the pedestal, and driven by a current that flows through the wiring pattern.
    Type: Application
    Filed: May 29, 2012
    Publication date: April 17, 2014
    Applicant: SONY CORPORATION
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20120243261
    Abstract: There are provided a light-source circuit unit, an illumination device, and a display device which are capable of extracting light emitted from the back surface of a light-emitting element chip to the front surface, suppressing a reduction in reflectance, and reducing cost, with a simple configuration. The light-source circuit unit includes a circuit substrate that has a light-reflective wiring pattern on a surface thereof and includes a chip mounting layer as a part of the wiring pattern, and one or more light-emitting element chips that are directly placed on the chip mounting layer, and are driven by a current flowing through the wiring pattern.
    Type: Application
    Filed: March 23, 2012
    Publication date: September 27, 2012
    Applicant: Sony Corporation
    Inventors: Koichi Yamamoto, Takehito Hirose, Shigeru Teshigahara
  • Publication number: 20110193118
    Abstract: A light emitting device includes a first resin layer which is made of transparent resin and provided outside a solid-state light-emitting element mounted on a mounting substrate; and a second resin layer which is provided outside the first resin layer and made of transparent resin that contains a phosphor which is excited with a luminescence wavelength of the solid-state light-emitting element, wherein when the refractive index of the solid-state light-emitting element is set to be N1, the refractive index of the first resin layer is set to be N2, and the refractive index of the second resin layer is set to be N3, the relationship of N1?N2?N3?1 is established.
    Type: Application
    Filed: February 4, 2011
    Publication date: August 11, 2011
    Inventors: Yukitoyo OSHIMA, Takehito Hirose, Tadashi Kato, Yurika Ishihara