Patents by Inventor Royce S. Speer

Royce S. Speer 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).

  • Passive optical coupler
    Patent number: 4400054
    Abstract: Disclosed is an optical data bus employing a passive optical coupler. The optical coupler includes a scrambler rod which is rectangular in cross section and employs solid substantially inflexible side arms which are also rectangular in cross section. The side arms include a mirrored prism to bend the light path and permit separation of the ends of the distribution side arms so that flexible fiber bundles may be attached to the ends of the distribution side arms.
    Type: Grant
    Filed: January 22, 1982
    Date of Patent: August 23, 1983
    Assignee: Spectronics, Inc.
    Inventors: James R. Biard, John E. Shaunfield, Royce S. Speer