Patents by Inventor Katsuo Ebine

Katsuo Ebine 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 fiber having a lens formed at an end thereof
    Patent number: 5446816
    Abstract: An optical fiber having a lens formed at an end thereof comprises a fiber body including a core and a cladding, and an incident light guide portion having a uniform refractive index and integrally formed at an end portion of the fiber body, wherein the incident light guide portion has a convex surface, and the core has a distal end located within the incident light guide portion at a position close to a focal point of the incident light guide portion.
    Type: Grant
    Filed: August 1, 1994
    Date of Patent: August 29, 1995
    Assignee: The Furukawa Electric Co., Ltd.
    Inventors: Kazuo Shiraishi, Kazuhito Matsumura, Isamu Oishi, Katsuo Ebine