Patents by Inventor Ryusuke Sasanuma

Ryusuke Sasanuma 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).

  • Vehicular lamp
    Patent number: 10208926
    Abstract: A vehicular lamp including: a surface emitting light source including a front surface that includes a light-emitting surface, and a rear surface on the side opposite thereto; a transparent member including a light incident surface, a light exit surface from which light entering from the light incident surface exits, a light guide portion for guiding the light entering from the light incident surface to the light exit surface, and a holding portion for holding the surface emitting light source; and a light source that emits light which enters from the light incident surface, is guided to the light exit surface by the light guide portion, and exits from the light exit surface.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: February 19, 2019
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Hiroyuki Chikama, Ryusuke Sasanuma, Koichiro Ano, Hidetaka Okada
  • VEHICULAR LAMP
    Publication number: 20180180260
    Abstract: A vehicular lamp including: a surface emitting light source including a front surface that includes a light-emitting surface, and a rear surface on the side opposite thereto; a transparent member including a light incident surface, a light exit surface from which light entering from the light incident surface exits, a light guide portion for guiding the light entering from the light incident surface to the light exit surface, and a holding portion for holding the surface emitting light source; and a light source that emits light which enters from the light incident surface, is guided to the light exit surface by the light guide portion, and exits from the light exit surface.
    Type: Application
    Filed: December 20, 2017
    Publication date: June 28, 2018
    Inventors: Hiroyuki Chikama, Ryusuke Sasanuma, Koichiro Ano, Hidetaka Okada