Patents by Inventor Yasuo Uemura

Yasuo Uemura 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).

  • Patent number: 5159649
    Abstract: Disclosed is an optical switching connector including a ferrule plate, which fixes an end of an optical fiber to a predetermined position, has pin grooves formed in parallel at its both ends, and has at least one of its pin grooves formed to a width enabling horizontal movement of a reference pin, pin holding members which position the reference pin in said pin grooves, and a frame body which houses said ferrule plate and pin holding members. The optical switching connector is characterized in that the pin holding members are provided individually for each pin groove and provision is made at the both sides of the pin grooves of members for pressing the pin holding members corresponding to the pin grooves where the reference pins can move horizontally to the ferrule plate.
    Type: Grant
    Filed: May 29, 1991
    Date of Patent: October 27, 1992
    Assignee: The Furukawa Electric Co., Ltd.
    Inventors: Yasuo Uemura, Toshihiko Oota, Takashi Shigematsu, Masao Ishikawa