Patents by Inventor Robert E. Hamel, Jr.

Robert E. Hamel, Jr. 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 fibers
    Patent number: 4280122
    Abstract: Free parallel ends of optical fibers are spaced apart between a viewing window of the one way type disposed to provide an inner reflective surface and a rear facing mirror in back of which the fibers are bundled against which light of constantly changing color is directed. While some free filament ends may be stationary, others are subject to displacement in a manner such that their lit ends appear as pin points of light moving in space.
    Type: Grant
    Filed: June 30, 1980
    Date of Patent: July 21, 1981
    Assignee: Dolan-Jenner Industries, Inc.
    Inventors: Ronald R. McKinley, Robert E. Hamel, Jr., Bernard J. Dolan