Patents by Inventor Robert Adam Modavis

Robert Adam Modavis 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).

  • Tunable optical coupler using photosensitive glass
    Patent number: 5647040
    Abstract: An optical coupler 10 has two fibers 20, 30 that are adjacent each other in a coupling region 12. One of the fibers has a clad doped with a photosensitive glass, such as germania. The photosensitive glass is exposed to suitable radiation to alter the index of refraction of fiber and tune the coupler 10 to the selected coupling frequency.
    Type: Grant
    Filed: December 14, 1995
    Date of Patent: July 8, 1997
    Assignee: Corning Incorporated
    Inventors: Robert Adam Modavis, Thomas A. Cook