Kirk, Jr.; Donald

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kirk, Jr.; Donald.The latest application filed is for "method and apparatus for scrambling and descrambling video signals in a multichannel system".

Company Profile

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Kirk, Jr.; Donald - Gainesville FL
Kirk, Jr.; Donald - St. Petersburg FL
Kirk, Jr.; Donald - Petersbury FL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and apparatus for scrambling and descrambling video signals in a multichannel system Grant 4,511,919 - Forgey , et al. April 16, 1	1985-04-16
Satellite video multiplexing communications system Grant 4,215,370 - Kirk, Jr. July 29, 1	1980-07-29
Video signal communications system with improved signal-to-noise ratio Grant 4,191,968 - Kirk, Jr. March 4, 1	1980-03-04
Electronic ignition system exhibiting efficient energy usage Grant 4,149,508 - Kirk, Jr. , et al. April 17, 1	1979-04-17
Electronic communications system for supplementary video program distribution Grant 3,975,585 - Kirk, Jr. , et al. August 17, 1	1976-08-17
Electronic communications system for supplementary video program distribution Grant 3,916,091 - Kirk, Jr. , et al. October 28, 1	1975-10-28
Selective Video Reception Inhibiting Apparatus Grant 3,859,457 - Kirk, Jr. January 7, 1	1975-01-07
Electronic Bilateral Communication System For Commercial And Supplementary Video And Digital Signaling Grant 3,833,757 - Kirk, Jr. , et al. September 3, 1	1974-09-03
Multiplexed Video And Subcarrier Microwave Communications System Grant 3,773,979 - Kirk, Jr. , et al. November 20, 1	1973-11-20
Electronic Communication Apparatus Employing Encripted Signal Distribution Grant 3,733,431 - Kirk, Jr. , et al. May 15, 1	1973-05-15
Electronic Communication Apparatus For Selectively Distributing Supplementary Private Programming Grant 3,730,980 - Kirk, Jr. May 1, 1	1973-05-01
Apparatus For Securing Buttons To Fabric Grant 3,650,647 - Jacobs , et al. March 21, 1	1972-03-21

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