Patents by Inventor Toshiso Yoshida

Toshiso Yoshida 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).

  • Apparatus and methods for optical communication and for identification of optical fiber
    Patent number: 5784514
    Abstract: An apparatus of the present invention is an apparatus for housing a splice reinforcing portion of optical fiber, which comprises (a) a first holding member for holding a splice reinforcing portion for reinforcing a splice between a first optical fiber and a second optical fiber optically connected to the first optical fiber and constituting a light transmission line together with the first optical fiber, and (b) a first photosensor disposed on a side surface of the splice reinforcing portion, receiving leaking light from the splice reinforcing portion, and fixed to the first holding member.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: July 21, 1998
    Assignees: Sumitomo Electric Industries, Ltd., Chudenko Corporation
    Inventors: Toru Yanagi, Takeo Seike, Isamu Yamasaki, Toshiso Yoshida