Patents by Inventor Kotaro SAITOH

Kotaro SAITOH 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 connector
    Patent number: 10585235
    Abstract: An optical connector is provided which includes at least one multi-core block fixing and holding a plurality of multi-core optical fibers in a state where a position in a direction orthogonal to an optical axis of each multi-core optical fiber and a rotation angle around the optical axis are in a predetermined state, and a ferrule including an accommodating portion accommodating the multi-core block.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: March 10, 2020
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Taiji Sakamoto, Takashi Matsui, Kazuhide Nakajima, Kotaro Saitoh
  • OPTICAL CONNECTOR
    Publication number: 20190170931
    Abstract: An optical connector is provided which includes at least one multi-core block fixing and holding a plurality of multi-core optical fibers in a state where a position in a direction orthogonal to an optical axis of each multi-core optical fiber and a rotation angle around the optical axis are in a predetermined state, and a ferrule including an accommodating portion accommodating the multi-core block.
    Type: Application
    Filed: June 21, 2017
    Publication date: June 6, 2019
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Taiji SAKAMOTO, Takashi MATSUI, Kazuhide NAKAJIMA, Kotaro SAITOH