Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7286451 | Copy control using digital speed bumps | Antonius Kalker, Antonius Adriaan Maria Staring, Jaap Haitsma, Johan Paul Marie Gerard Linnartz | 2007-10-23 |
| 5940134 | Marking a video and/or audio signal | — | 1999-08-17 |
| 5373399 | Overload detection and storage of overload markers in an arrangement for recording an analog signal on a record carrier | Gerardus C. P. Lokhoff | 1994-12-13 |
| 5355257 | Overload detection in an arrangement for recording an analog signal on a record carrier | Gerardus C. P. Lokhoff | 1994-10-11 |
| 4359776 | Device for generating or amplifying coherent electromagnetic radiation, and method of manufacturing the device | Gerard A. Acket, Peter J. de Waard, Giok D. Khoe, Tullio E. Rozzi | 1982-11-16 |