Patents by Inventor Kazuyuki Akaishi

Kazuyuki Akaishi 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: 10665754
    Abstract: A side-view type light emitting device has a bottom surface thereof as a light emission surface and a first lateral surface thereof as a mounting surface for mounting on a mounting substrate, and includes a semiconductor layered structure including a first semiconductor layer, an active layer and a second semiconductor layer; a first connecting electrode exposed from the first lateral surface and electrically connected to the first semiconductor layer; a first electrode disposed between the first semiconductor layer and the first connecting electrode; a second connecting electrode exposed from the first lateral surface; a metal wire electrically connecting an upper surface of the second semiconductor layer to the second connecting electrode; and a resin layer. In a direction perpendicular to the light emission surface, the active layer does not overlap with the first connecting electrode, and the active layer does not overlap with the second connecting electrode.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: May 26, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Akinori Yoneda, Yoshiyuki Aihara, Shinji Nakamura, Akiyoshi Kinouchi, Kazuki Kashimoto, Kazuyuki Akaishi
  • Publication number: 20170271559
    Abstract: A side-view type light emitting device has a bottom surface thereof as a light emission surface and a first lateral surface thereof as a mounting surface for mounting on a mounting substrate, and includes a semiconductor layered structure including a first semiconductor layer, an active layer and a second semiconductor layer; a first connecting electrode exposed from the first lateral surface and electrically connected to the first semiconductor layer; a first electrode disposed between the first semiconductor layer and the first connecting electrode; a second connecting electrode exposed from the first lateral surface; a metal wire electrically connecting an upper surface of the second semiconductor layer to the second connecting electrode; and a resin layer. In a direction perpendicular to the light emission surface, the active layer does not overlap with the first connecting electrode, and the active layer does not overlap with the second connecting electrode.
    Type: Application
    Filed: June 5, 2017
    Publication date: September 21, 2017
    Applicant: NICHIA CORPORATION
    Inventors: Akinori YONEDA, Yoshiyuki AIHARA, Shinji NAKAMURA, Akiyoshi KINOUCHI, Kazuki KASHIMOTO, Kazuyuki AKAISHI
  • Patent number: 9698307
    Abstract: A side-view type light emitting device having a bottom surface thereof as a light emission surface and one side surface thereof as amounting surface for mounting on amounting substrate includes a stacked semiconductor layer having a first semiconductor layer, an active layer, and a second semiconductor layer which are stacked in that order from a side of the bottom surface; a first connecting electrode exposed from the one side surface and electrically connected to the first semiconductor layer; a metal wire having one end thereof electrically connected to an upper surface of the second semiconductor layer; a second connecting electrode exposed from the one side surface and electrically connected to the other end of the metal wire; and a resin layer which covers at least a part of each of the first semiconductor layer, the second semiconductor layer, the first connecting electrode, the second connecting electrode and the metal wire and which is configured to form an upper surface and side surfaces of the ligh
    Type: Grant
    Filed: September 4, 2014
    Date of Patent: July 4, 2017
    Assignee: NICHIA CORPORATION
    Inventors: Akinori Yoneda, Yoshiyuki Aihara, Shinji Nakamura, Akiyoshi Kinouchi, Kazuki Kashimoto, Kazuyuki Akaishi
  • Publication number: 20150060934
    Abstract: A side-view type light emitting device having a bottom surface thereof as a light emission surface and one side surface thereof as amounting surface for mounting on amounting substrate includes a stacked semiconductor layer having a first semiconductor layer, an active layer, and a second semiconductor layer which are stacked in that order from a side of the bottom surface; a first connecting electrode exposed from the one side surface and electrically connected to the first semiconductor layer; a metal wire having one end thereof electrically connected to an upper surface of the second semiconductor layer; a second connecting electrode exposed from the one side surface and electrically connected to the other end of the metal wire; and a resin layer which covers at least a part of each of the first semiconductor layer, the second semiconductor layer, the first connecting electrode, the second connecting electrode and the metal wire and which is configured to form an upper surface and side surfaces of the ligh
    Type: Application
    Filed: September 4, 2014
    Publication date: March 5, 2015
    Inventors: Akinori YONEDA, Yoshiyuki AIHARA, Shinji NAKAMURA, Akiyoshi KINOUCHI, Kazuki KASHIMOTO, Kazuyuki AKAISHI
  • Patent number: 7679097
    Abstract: A semiconductor light emitting device having a semiconductor stacking structure bonded onto the support member and having excellent characteristics is provided by a preferable electrode structure. The semiconductor light emitting device comprising; a semiconductor stacking structure having a first semiconductor layer and a second semiconductor layer of conductivity types different from each other, a first electrode connected to the first semiconductor layer, and a second electrode connected to the second semiconductor layer, wherein one principal surface of the first electrode has a portion that makes contact with the first semiconductor layer so as to establish electrical continuity and an external connection section.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: March 16, 2010
    Assignee: Nichia Corporation
    Inventor: Kazuyuki Akaishi
  • Publication number: 20060124954
    Abstract: A semiconductor light emitting device having a semiconductor stacking structure bonded onto the support member and having excellent characteristics is provided by a preferable electrode structure. The semiconductor light emitting device comprising; a semiconductor stacking structure having a first semiconductor layer and a second semiconductor layer of conductivity types different from each other, a first electrode connected to the first semiconductor layer, and a second electrode connected to the second semiconductor layer, wherein one principal surface of the first electrode has a portion that makes contact with the first semiconductor layer so as to establish electrical continuity and an external connection section.
    Type: Application
    Filed: October 20, 2005
    Publication date: June 15, 2006
    Applicant: NICHIA CORPORATION
    Inventor: Kazuyuki Akaishi
  • Patent number: 6882672
    Abstract: To provide a point emission type light emitting element that restricts the light emitting area within a sufficiently tiny region and can be manufactured at a low cost, the point emission type light emitting element is a light emitting element that has stripe ridge comprising an n-type layer, an active layer and a p-type layer that are formed from semiconductors on a substrate, so as to emit light from one end face of the stripe ridge, wherein the stripe ridge has a protruding portion on the end face described above and the surface of the light emitting element is covered with an shading film except for the tip of the protruding portion.
    Type: Grant
    Filed: March 18, 2002
    Date of Patent: April 19, 2005
    Assignee: Nichia Corporation
    Inventors: Yukitoshi Marutani, Akira Kitano, Susumu Harada, Kazuyuki Akaishi, Masahiko Sano, Koji Honjo, Hitoshi Maegawa
  • Publication number: 20020167983
    Abstract: To provide a point emission type light emitting element that restricts the light emitting area within a sufficiently tiny region and can be manufactured at a low cost, the point emission type light emitting element is a light emitting element that has stripe ridge comprising an n-type layer, an active layer and a p-type layer that are formed from semiconductors on a substrate, so as to emit light from one end face of the stripe ridge, wherein the stripe ridge has a protruding portion on the end face described above and the surface of the light emitting element is covered with an shading film except for the tip of the protruding portion.
    Type: Application
    Filed: March 18, 2002
    Publication date: November 14, 2002
    Inventors: Yukitoshi Marutani, Akira Kitano, Susumu Harada, Kazuyuki Akaishi, Masahiko Sano, Koji Honjo, Hitoshi Maegawa
  • Patent number: RE44163
    Abstract: A semiconductor light emitting device having a semiconductor stacking structure bonded onto the support member and having excellent characteristics is provided by a preferable electrode structure. The semiconductor light emitting device comprising; a semiconductor stacking structure having a first semiconductor layer and a second semiconductor layer of conductivity types different from each other, a first electrode connected to the first semiconductor layer, and a second electrode connected to the second semiconductor layer, wherein one principal surface of the first electrode has a portion that makes contact with the first semiconductor layer so as to establish electrical continuity and an external connection section.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: April 23, 2013
    Assignee: Nichia Corporation
    Inventor: Kazuyuki Akaishi