Patents by Inventor Goshi Biwa

Goshi Biwa 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).

  • Publication number: 20190140154
    Abstract: A light emitting device includes a light emitting part 21, a black layer 51, and a light diffusion part 41 that is formed on or above the black layer 51. The black layer 51 is provided with an opening part 53 that allows light emitted from the light emitting part to pass through it. Then, light having passed through the opening part 53 passes through the light diffusion part 41.
    Type: Application
    Filed: March 29, 2017
    Publication date: May 9, 2019
    Inventors: AKIRA OHMAE, YUSUKE KATAOKA, TATSUO OHASHI, SAYAKA AOKI, IPPEI NISHINAKA, GOSHI BIWA
  • Publication number: 20190086035
    Abstract: There is provided a light emitting apparatus, including a plurality of light emitting elements having biased light properties; and a mounting substrate where the light emitting elements are arranged such that the biased light properties are complemented within a group including at least two light emitting elements among a plurality of the light emitting elements. Also, there are provided a light emitting unit, a display apparatus, an electronic device and a light emitting element using a plurality of point light sources.
    Type: Application
    Filed: November 16, 2018
    Publication date: March 21, 2019
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Akira Ohmae, Yusuke Kataoka, Ippei Nishinaka, Tatsuo Ohashi, Gen Sakoda, Goshi Biwa
  • Patent number: 10231294
    Abstract: There is provided a display device including a light-emitting element body part, a low refractive index layer part which is provided over a light output surface of the light-emitting element body part and has a first refractive index, and a packaging member which is provided to seal the light-emitting element body part and the low refractive index layer part inside the packaging member, has a planar light output surface, and has a second refractive index which is greater than the first refractive index.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: March 12, 2019
    Assignee: Sony Corporation
    Inventors: Justin Ho, Goshi Biwa
  • Patent number: 10168004
    Abstract: There is provided a light emitting apparatus, including a plurality of light emitting elements having biased light properties; and a mounting substrate where the light emitting elements are arranged such that the biased light properties are complemented within a group including at least two light emitting elements among a plurality of the light emitting elements. Also, there are provided a light emitting unit, a display apparatus, an electronic device and a light emitting element using a plurality of point light sources.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: January 1, 2019
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Akira Ohmae, Yusuke Kataoka, Ippei Nishinaka, Tatsuo Ohashi, Gen Sakoda, Goshi Biwa
  • Publication number: 20180342490
    Abstract: Provided is a light-emitting apparatus including a plurality of packages that are more highly integrated. The light-emitting apparatus includes a plurality of packages each including a first substrate, and a single second substrate on which the plurality of packages are arrayed. The first substrate includes a first light source and a second light source. The first light source includes a first light-emitting section that emits light having a first wavelength, and first and second electrodes that are coupled to the first light-emitting section. The second light source includes a second light-emitting section that emits light having a second wavelength, and third and fourth electrodes that are coupled to the second light-emitting section. The second substrate includes first and second connections and a driving circuit. The first connection is coupled to both the first electrode in a first package and the first electrode in a second package adjacent to the first package in a first direction.
    Type: Application
    Filed: September 8, 2016
    Publication date: November 29, 2018
    Inventor: GOSHI BIWA
  • Publication number: 20180235038
    Abstract: There is provided a display device including a light-emitting element body part, a low refractive index layer part which is provided over a light output surface of the light-emitting element body part and has a first refractive index, and a packaging member which is provided to seal the light-emitting element body part and the low refractive index layer part inside the packaging member, has a planar light output surface, and has a second refractive index which is greater than the first refractive index.
    Type: Application
    Filed: April 3, 2018
    Publication date: August 16, 2018
    Inventors: Justin HO, Goshi BIWA
  • Patent number: 10050177
    Abstract: A GaN based semiconductor light-emitting device is provided. The light-emitting device includes a first GaN based compound semiconductor layer of an n-conductivity type; an active layer; a second GaN based compound semiconductor layer; an underlying layer composed of a GaN based compound semiconductor, the underlying layer being disposed between the first GaN based compound semiconductor layer and the active layer; and a superlattice layer composed of a GaN based compound semiconductor doped with a p-type dopant, the superlattice layer being disposed between the active layer and the second GaN based compound semiconductor layer.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: August 14, 2018
    Assignee: Sony Corporation
    Inventors: Goshi Biwa, Hiroyuki Okuyama
  • Patent number: 9967926
    Abstract: There is provided a display device including a light-emitting element body part, a low refractive index layer part which is provided over a light output surface of the light-emitting element body part and has a first refractive index, and a packaging member which is provided to seal the light-emitting element body part and the low refractive index layer part inside the packaging member, has a planar light output surface, and has a second refractive index which is greater than the first refractive index.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: May 8, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Justin Ho, Goshi Biwa
  • Publication number: 20180062047
    Abstract: [Object] A light-emitting element includes: a semiconductor layer; a first electrode portion; a second electrode portion; a first insulating layer; and a metal layer. The semiconductor layer includes an active layer, a first-conductivity-type layer, and a second-conductivity-type layer, and has a semiconductor-layer side surface including a side surface of the active layer, a side surface of the first-conductivity-type layer, and a side surface of the second-conductivity-type layer. The first electrode portion is connected to the first-conductivity-type layer. The second electrode portion is connected to the second-conductivity-type layer. The first insulating layer is in contact at least with a part of the semiconductor-layer side surface, the part of the semiconductor-layer side surface corresponding to a part of the side surface of the active layer.
    Type: Application
    Filed: March 24, 2016
    Publication date: March 1, 2018
    Inventors: GOSHI BIWA, AKIRA OHMAE, YUSUKE KATAOKA, TATSUO OHASHI, IPPEI NISHINAKA
  • Publication number: 20180047325
    Abstract: A display apparatus may comprise a display section and circuitry. The display section may comprise a plurality of display units arranged in a two-dimensional array, wherein each of the display units comprises a plurality of pixels arranged in a matrix, and each of the plurality pixels comprises a plurality of light-emitting devices that are each configured to emit a different color of light. The circuity may be configured to generate a corrected image signal based on an uncorrected image signal and correction factors that correct luminance and chromaticity of the light-emitting devices, including at least some correction factors determined by adjusting light emission intensity ratios of first light-emitting devices that are configured to emit light of a particular color and are disposed in different ones of the plurality of pixels.
    Type: Application
    Filed: February 16, 2016
    Publication date: February 15, 2018
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Goshi Biwa, Norifumi Kikuchi, Ippei Nishinaka
  • Publication number: 20180040665
    Abstract: A display apparatus according to one embodiment of the disclosure includes pixels in a plurality. The pixels are two-dimensionally disposed, and the pixels each include light emitting elements of at least a first primary color. The pixels each or pixel groups each include, as the light emitting elements of the first primary color, a first light emitting element and a second light emitting element that have peak wavelengths of light emission in different wavelength bands from each other. The pixel groups each include two or more adjacent ones of the pixels.
    Type: Application
    Filed: February 16, 2016
    Publication date: February 8, 2018
    Applicant: Sony Semiconductor Solutions Corporation
    Inventors: Akira Ohmae, Yusuke Kataoka, Tatsuo Ohashi, Ippei Nishinaka, Goshi Biwa
  • Patent number: 9846303
    Abstract: A head-mounted display system comprises a frame, an imaging system and an optical system. The frame is configured to be mounted to a head of a user. The imaging system is configured to couple to the frame, and includes one or more display devices disposed on a substrate and one or more sensors disposed on the substrate. The optical system is configured to provide an optical path between an eye of the user and the one or more sensors, and configured to provide the same optical path between the eye of the user and the one or more display devices.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: December 19, 2017
    Assignee: Sony Corporation
    Inventor: Goshi Biwa
  • Publication number: 20170249909
    Abstract: There is provided a display device including a light-emitting element body part, a low refractive index layer part which is provided over a light output surface of the light-emitting element body part and has a first refractive index, and a packaging member which is provided to seal the light-emitting element body part and the low refractive index layer part inside the packaging member, has a planar light output surface, and has a second refractive index which is greater than the first refractive index.
    Type: Application
    Filed: May 8, 2017
    Publication date: August 31, 2017
    Inventors: Justin HO, Goshi BIWA
  • Patent number: 9693401
    Abstract: There is provided a display device including a light-emitting element body part, a low refractive index layer part which is provided over a light output surface of the light-emitting element body part and has a first refractive index, and a packaging member which is provided to seal the light-emitting element body part and the low refractive index layer part inside the packaging member, has a planar light output surface, and has a second refractive index which is greater than the first refractive index.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: June 27, 2017
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Justin Ho, Goshi Biwa
  • Publication number: 20170098740
    Abstract: [Solving Means] A semiconductor unit includes a substrate, a semiconductor device, and a plating layer. The semiconductor device includes a semiconductor layer and one or more electrodes, the one or more electrodes being connected to the semiconductor layer and including a platinum-group element as a main material. The plating layer bonds the substrate and the electrode.
    Type: Application
    Filed: March 2, 2015
    Publication date: April 6, 2017
    Inventors: AKIRA OHMAE, YUSUKE KATAOKA, TATSUO OHASHI, IPPEI NISHINAKA, GOSHI BIWA
  • Publication number: 20150171275
    Abstract: A GaN based semiconductor light-emitting device is provided. The light-emitting device includes a first GaN based compound semiconductor layer of an n-conductivity type; an active layer; a second GaN based compound semiconductor layer; an underlying layer composed of a GaN based compound semiconductor, the underlying layer being disposed between the first GaN based compound semiconductor layer and the active layer; and a superlattice layer composed of a GaN based compound semiconductor doped with a p-type dopant, the superlattice layer being disposed between the active layer and the second GaN based compound semiconductor layer.
    Type: Application
    Filed: February 23, 2015
    Publication date: June 18, 2015
    Inventors: Goshi Biwa, Hiroyuki Okuyama
  • Publication number: 20150091787
    Abstract: There is provided a light emitting apparatus, including a plurality of light emitting elements having biased light properties; and a mounting substrate where the light emitting elements are arranged such that the biased light properties are complemented within a group including at least two light emitting elements among a plurality of the light emitting elements. Also, there are provided a light emitting unit, a display apparatus, an electronic device and a light emitting element using a plurality of point light sources.
    Type: Application
    Filed: September 24, 2014
    Publication date: April 2, 2015
    Applicant: Sony Corporation
    Inventors: Akira Ohmae, Yusuke Kataoka, Ippei Nishinaka, Tatsuo Ohashi, Gen Sakoda, Goshi Biwa
  • Patent number: 8993992
    Abstract: A GaN based semiconductor light-emitting device is provided. The light-emitting device includes a first GaN based compound semiconductor layer of an n-conductivity type; an active layer; a second GaN based compound semiconductor layer; an underlying layer composed of a GaN based compound semiconductor, the underlying layer being disposed between the first GaN based compound semiconductor layer and the active layer; and a superlattice layer composed of a GaN based compound semiconductor doped with a p-type dopant, the superlattice layer being disposed between the active layer and the second GaN based compound semiconductor layer.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: March 31, 2015
    Assignee: Sony Corporation
    Inventors: Goshi Biwa, Hiroyuki Okuyama
  • Patent number: 8946764
    Abstract: A GaN-based semiconductor element which can suppress a leakage current generated during reverse bias application, an optical device using the same, and an image display apparatus using the optical device are provided. The GaN-based semiconductor element has a first GaN-based compound layer including an n-type conductive layer; a second GaN-based compound layer including a p-type conductive layer; and an active layer provided between the first GaN-based compound layer and the second GaN-based compound layer. In this GaN-based semiconductor element, the first GaN-based compound layer includes an underlayer having an n-type impurity concentration in the range of 3×1018 to 3×1019/cm3, and when a reverse bias of 5 V is applied, a leakage current density, which is the density of a current flowing per unit area of the active layer, is 2×10?5 A/cm2 or less.
    Type: Grant
    Filed: June 12, 2008
    Date of Patent: February 3, 2015
    Assignee: Sony Corporation
    Inventors: Goshi Biwa, Ippei Nishinaka, Hiroyuki Okuyama
  • Publication number: 20150009101
    Abstract: A head-mounted display system comprises a frame, an imaging system and an optical system. The frame is configured to be mounted to a head of a user. The imaging system is configured to couple to the frame, and includes one or more display devices disposed on a substrate and one or more sensors disposed on the substrate. The optical system is configured to provide an optical path between an eye of the user and the one or more sensors, and configured to provide the same optical path between the eye of the user and the one or more display devices.
    Type: Application
    Filed: June 26, 2014
    Publication date: January 8, 2015
    Applicant: Sony Corporation
    Inventor: Goshi Biwa