Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843582 | Digital filter in which linear combinations of powers of two are converted to binary numbers using wallace trees | Berthold Heck | 1989-06-27 |
| 4825285 | Hybrid encoder | Peter Vogel | 1989-04-25 |