Patents by Inventor Hisayoshi SHIRASU

Hisayoshi SHIRASU 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
    Patent number: 8714794
    Abstract: A vehicle lamp includes a first lamp having a first light emitting area, the first light emitting area having a circular shape or a roughly circular shape, a second lamp having a second light emitting area, the second light emitting area having a ring shape surrounding the first light emitting area, a lamp housing inside which the first lamp and the second lamp are provided, the lamp housing having an outer lens, the outer lens having first light distribution control steps in the first light emitting area, and an inner lens having second light distribution control steps in the second light emitting area.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: May 6, 2014
    Assignees: Koito Manufacturing Co., Ltd., Hino Motors Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Tomoyasu Yamazaki, Shimpei Masuda, Hisayoshi Shirasu
  • VEHICLE LAMP
    Publication number: 20130063961
    Abstract: A vehicle lamp includes a first lamp having a first light emitting area, the first light emitting area having a circular shape or a roughly circular shape, a second lamp having a second light emitting area, the second light emitting area having a ring shape surrounding the first light emitting area, a lamp housing inside which the first lamp and the second lamp are provided, the lamp housing having an outer lens, the outer lens having first light distribution control steps in the first light emitting area, and an inner lens having second light distribution control steps in the second light emitting area.
    Type: Application
    Filed: September 12, 2012
    Publication date: March 14, 2013
    Applicants: KOITO MANUFACTURING CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, HINO MOTORS LTD.
    Inventors: Tomoyasu YAMAZAKI, Shimpei MASUDA, Hisayoshi SHIRASU