Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873689 | Method and apparatus for collecting errors in the digital data of a television signal | — | 1989-10-10 |
| 4852138 | Irradiation cell conveyor system | Marcel Bergeret, Vincent Rochette, Andre Rubert | 1989-07-25 |