Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894851 | Method of and device for measuring image lag in X-ray system | Franciscus Schmal | 1990-01-16 |
| 4783810 | Device for generating the audio information of a set of characters | — | 1988-11-08 |
| 4689817 | Device for generating the audio information of a set of characters | — | 1987-08-25 |