Patents by Inventor Soshi TSURUTA

Soshi TSURUTA 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).

  • Optical element with annular light-collecting area forming an annular image outside itself
    Patent number: 10120145
    Abstract: An optical element to be interposed between an optical transmission line and a light-emitting element or a light-receiving element such that an optical path from one side to the other passes through the optical element is provided. At least one surface of the optical element is provided with a first light-collecting area and a second light-collecting area. A surface of the first light-collecting area is configured such that light from the one side is received by the other side. A surface of the second light-collecting area is an annular surface or a part of the annular surface and is configured such that light that has passed through the second light-collecting area forms an image in the shape of a ring or a part of the ring at a position between the optical element and the other side.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: November 6, 2018
    Assignee: NALUX CO., LTD.
    Inventors: Soshi Tsuruta, Hironori Horikiri, Hisashi Maki, Takahiro Fujioka, Katsumoto Ikeda
  • OPTICAL ELEMENT
    Publication number: 20180224612
    Abstract: An optical element to be interposed between an optical transmission line and a light-emitting element or a light-receiving element such that an optical path from one side to the other passes through the optical element is provided. At least one surface of the optical element is provided with a first light-collecting area and a second light-collecting area. A surface of the first light-collecting area is configured such that light from the one side is received by the other side. A surface of the second light-collecting area is an annular surface or a part of the annular surface and is configured such that light that has passed through the second light-collecting area forms an image in the shape of a ring or a part of the ring at a position between the optical element and the other side.
    Type: Application
    Filed: April 5, 2018
    Publication date: August 9, 2018
    Inventors: Soshi TSURUTA, Hironori HORIKIRI, Hisashi MAKI, Takahiro FUJIOKA, Katsumoto IKEDA