Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671236 | Apparatus and methods for use in transmitting and receiving a digital signal, and a record carrier obtained by a transmission apparatus or method | Ludovicus M. G. M. Tolhuizen | 1997-09-23 |
| 5659556 | Device for processing digital data and digital video system compressing the device | Bernardus Antonius Maria Zwaans | 1997-08-19 |
| 5644582 | Conversion arrangement for a magnetic recording/reproducing apparatus of the D-type | Wilhelmus H. A. Bruls, Ludovicus M. G. M. Tolhuizen | 1997-07-01 |