Patents by Inventor JUNICHI ONOSAKA

JUNICHI ONOSAKA 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).

  • Fiber reinforced plastic body, shutter device and optical apparatus
    Patent number: 10807343
    Abstract: To allow a fiber reinforced laminate to have sufficient light shielding ability and to improve adherence at the interface in the laminate and durability needed for it used for a shutter blade. A fiber reinforced laminate of the present invention includes: a substrate; a black coating; and a fiber reinforced plastic layer, characterized in that the black coating is provided between the substrate and the fiber reinforced plastic layer and contains a binder resin, black particles and a filler.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: October 20, 2020
    Assignee: CANON DENSHI KABUSHIKI KAISHA
    Inventors: Munetoshi Yoshikawa, Mizuho Igawa, Fumio Shimada, Minoru Kobayashi, Keita Hanawa, Junichi Onosaka, Naoaki Maruyama
  • FIBER REINFORCED LAMINATE, SHUTTER DEVICE AND OPTICAL APPARATUS
    Publication number: 20200061958
    Abstract: To allow a fiber reinforced laminate to have sufficient light shielding ability and to improve adherence at the interface in the laminate and durability needed for it used for a shutter blade. A fiber reinforced laminate of the present invention includes: a substrate; a black coating; and a fiber reinforced plastic layer, characterized in that the black coating is provided between the substrate and the fiber reinforced plastic layer and contains a binder resin, black particles and a filler.
    Type: Application
    Filed: October 31, 2019
    Publication date: February 27, 2020
    Inventors: MUNETOSHI YOSHIKAWA, MIZUHO IGAWA, FUMIO SHIMADA, MINORU KOBAYASHI, KEITA HANAWA, JUNICHI ONOSAKA, NAOAKI MARUYAMA
  • CYLINDRICAL MEMBER AND STRUCTURE USING CYLINDRICAL MEMBER
    Publication number: 20200028280
    Abstract: There is provided with a cylindrical member that can be easily increased in size. The cylindrical member comprises a first cylindrical member that is constituted by a cylindrical fiber reinforced plastic member that has a first metal film on a surface thereof and a second cylindrical member that is constituted by a cylindrical fiber reinforced plastic member that has a second metal film on a surface thereof. The first metal film and the second metal film are joined to each other. The first metal film and the second metal film may be welded to each other. A joining member may pass through a first metal film and a second metal film.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 23, 2020
    Inventors: Hisashi SAKAMAKI, Tomoaki YOSHIBA, Junichi TAKAHASHI, Junichi ONOSAKA
  • Fiber reinforced laminate, shutter device and optical apparatus
    Patent number: 10493717
    Abstract: To allow a fiber reinforced laminate to have sufficient light shielding ability and to improve adherence at the interface in the laminate and durability needed for it used for a shutter blade. A fiber reinforced laminate of the present invention includes: a substrate; a black coating; and a fiber reinforced plastic layer, characterized in that the black coating is provided between the substrate and the fiber reinforced plastic layer and contains a binder resin, black particles and a filler.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: December 3, 2019
    Assignee: CANON DENSHI KABUSHIKI KAISHA
    Inventors: Munetoshi Yoshikawa, Mizuho Igawa, Fumio Shimada, Minoru Kobayashi, Keita Hanawa, Junichi Onosaka, Naoaki Maruyama
  • FIBER REINFORCED LAMINATE, SHUTTER DEVICE AND OPTICAL APPARATUS
    Publication number: 20190070827
    Abstract: To allow a fiber reinforced laminate to have sufficient light shielding ability and to improve adherence at the interface in the laminate and durability needed for it used for a shutter blade. A fiber reinforced laminate of the present invention includes: a substrate; a black coating; and a fiber reinforced plastic layer, characterized in that the black coating is provided between the substrate and the fiber reinforced plastic layer and contains a binder resin, black particles and a filler.
    Type: Application
    Filed: November 8, 2018
    Publication date: March 7, 2019
    Inventors: MUNETOSHI YOSHIKAWA, MIZUHO IGAWA, FUMIO SHIMADA, MINORU KOBAYASHI, KEITA HANAWA, JUNICHI ONOSAKA, NAOAKI MARUYAMA