den Toonder; Pieter
Patent Applications and Registrations
Patent applications and USPTO patent grants for den Toonder; Pieter.The latest application filed is for "phase change dynamic scrambling".
- den Toonder; Pieter - Dordrecht NL
| Patent | Date |
|---|---|
| Phase change dynamic scrambling Grant 4,447,828 - den Toonder May 8, 1 | 1984-05-08 |
| Coding and decoding system for video and audio signals Grant 4,424,532 - den Toonder , et al. January 3, 1 | 1984-01-03 |
| Coding and decoding system for video and audio signals Grant 4,353,088 - den Toonder , et al. October 5, 1 | 1982-10-05 |
| Video signal coding by video signal polarity reversal on the basis of brightness level comparison Grant 4,340,906 - den Toonder , et al. July 20, 1 | 1982-07-20 |
| Method of coding audio and video signals Grant 4,336,553 - den Toonder , et al. June 22, 1 | 1982-06-22 |
| Television coding system with channel level identification Grant 4,323,922 - den Toonder , et al. April 6, 1 | 1982-04-06 |
| Signal distribution device for a cable television Grant RE29,997 - den Toonder May 15, 1 | 1979-05-15 |
| Pole mounted converter Grant 4,135,157 - den Toonder January 16, 1 | 1979-01-16 |
| Signal distribution device for a cable television Grant 4,039,954 - den Toonder August 2, 1 | 1977-08-02 |
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