Patents by Inventor Shigeharu Oka

Shigeharu Oka 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).

  • Electronic apparatus and lighting device
    Patent number: 7360927
    Abstract: There is disclosed an electronic apparatus which comprises a circuit module, a tray, and a filling material. The module comprises an electric insulating circuit board, and a plurality of electric components mounted on the board. The tray houses the module. The tray includes a raised bottom formed to project toward the circuit board. The filling material has waterproof properties and electric insulation. The circuit board and the electric components are buried to fill the tray with the filling material.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: April 22, 2008
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Shigeharu Oka, Kenichi Kohari, Tsutomu Araki, Koji Suzuki, Kiyoteru Kosa, Daisuke Ogino, Shinichi Karasawa
  • Electronic apparatus and lighting device
    Publication number: 20060034056
    Abstract: There is disclosed an electronic apparatus which comprises a circuit module, a tray, and a filling material. The module comprises an electric insulating circuit board, and a plurality of electric components mounted on the board. The tray houses the module. The tray includes a raised bottom formed to project toward the circuit board. The filling material has waterproof properties and electric insulation. The circuit board and the electric components are buried to fill the tray with the filling material.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 16, 2006
    Inventors: Shigeharu Oka, Kenichi Kohari, Tsutomu Araki, Koji Suzuki, Kiyoteru Kosa, Daisuke Ogino, Shinichi Karasawa