Patents by Inventor Ryuichi Koga

Ryuichi Koga 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).

  • Lighting device
    Patent number: 9605820
    Abstract: According to one embodiment, a lighting device includes: a first housing in which a lamp unit is provided; a second housing in which a power supply unit is provided; and a hinge member that allows the first housing to be capable of opening and closing with respect to the second housing.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: March 28, 2017
    Assignee: Toshiba Lighting & Technology Corporation
    Inventors: Ryuichi Koga, Hiroyuki Kuramochi
  • Lighting Device
    Publication number: 20150260362
    Abstract: According to one embodiment, a lighting device includes: a first housing in which a lamp unit is provided; a second housing in which a power supply unit is provided; and a hinge member that allows the first housing to be capable of opening and closing with respect to the second housing.
    Type: Application
    Filed: September 12, 2014
    Publication date: September 17, 2015
    Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATION
    Inventors: Ryuichi Koga, Hiroyuki Kuramochi