Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5065258 | Transmitting information from producer to end users through slant-track tape-to-tape copying at higher-than-standard signal transmission | Eugene Warren, Robert B. Pfannkuch, Louis L. Pourciau | 1991-11-12 |
| 4807031 | Interactive video method and apparatus | Robert S. Broughton | 1989-02-21 |
| 4698664 | Audio-visual monitoring system | William E. Nichols, William F. Herzog, Neil Feldman | 1987-10-06 |