Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866518 | Arrangement for DPCM coding of television signals with fast signal processing | Fred Matthiesen, Matthias Schoebinger, Ulrich Totzek | 1989-09-12 |
| 4864397 | Arrangement for past DPCM coding of video signals according to a 2-D or 3-D coding method | Fred Matthiesen, Matthias Schoebinger, Ulrich Totzek | 1989-09-05 |