Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D491153 | Videophone | Eckart Joachim Wintzen, Frederik Karel Kappetijn | 2004-06-08 |
| D482368 | Display for touchscreen of a computer monitor | Menno Jaap Flikkema | 2003-11-18 |
| 4568974 | Video scrambling by the application of a variable periodic scrambling waveform | Dennis E. Burke, Ronald Forbes, James Stoffer | 1986-02-04 |
| 4447828 | Phase change dynamic scrambling | — | 1984-05-08 |
| 4424532 | Coding and decoding system for video and audio signals | Pieter J. Fondse, Johannes C. Seltenrijch, Cornelis A. de Jong, Tom de Koningh | 1984-01-03 |
| 4353088 | Coding and decoding system for video and audio signals | Pieter J. Fondse | 1982-10-05 |
| 4340906 | Video signal coding by video signal polarity reversal on the basis of brightness level comparison | Johannes C. Seltenrijch, Graham S. Stubbs, Pieter J. Fondse, Howard F. Jirka | 1982-07-20 |
| 4336553 | Method of coding audio and video signals | Johannes C. Seltenrijch, Graham S. Stubbs, Richard G. Merrell | 1982-06-22 |
| 4323922 | Television coding system with channel level identification | Glenn P. Doles, John A. Lund, Richard G. Merrell, Graham S. Stubbs | 1982-04-06 |