Patents by Inventor Valor Clark Smith

Valor Clark Smith 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).

  • Dual-frequency circularly polarized spiral antenna for satellite navigation
    Patent number: 4008479
    Abstract: This disclosure deals with a novel dual-frequency circularly polarized antenna that is particularly adapted for receiving satellite transmissions and/or for transmitting signals to satellites as for navigation purposes, the antenna being adapted through novel conductive preferably spiral-element configurations of different lengths, to produce substantially omnidirectional horizontal coverage and substantially hemispherical vertical coverage at two or more operating frequencies.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: February 15, 1977
    Assignee: CHU Associates, Inc.
    Inventor: Valor Clark Smith