Patents by Inventor Ryuuichirou Kotaki

Ryuuichirou Kotaki 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).

  • Vehicle lamp and method of manufacturing the vehicle lamp
    Patent number: 7314299
    Abstract: A vehicle lamp includes an inner lens having a rigid structure. The inner lens is elastically fitted into a lamp housing. By securing an outer lens to the lamp housing, the lamp housing is made to have a rigid structure to fix the inner lens thereto. The inner lens is thereby securely fixed, which makes it possible to improve optical precision.
    Type: Grant
    Filed: July 27, 2004
    Date of Patent: January 1, 2008
    Assignee: Ichikoh Industries, Ltd.
    Inventors: Koji Hamada, Ryuuichirou Kotaki
  • Vehicle lamp and method of manufacturing the vehicle lamp
    Publication number: 20050052881
    Abstract: A vehicle lamp includes an inner lens having a rigid structure. The inner lens is elastically fitted into a lamp housing. By securing an outer lens to the lamp housing, the lamp housing is made to have a rigid structure to fix the inner lens thereto. The inner lens is thereby securely fixed, which makes it possible to improve optical precision.
    Type: Application
    Filed: July 27, 2004
    Publication date: March 10, 2005
    Inventors: Koji Hamada, Ryuuichirou Kotaki