Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860293 | Supervision circuit for a non-encoded binary bit stream | Pieter C. Pieket Weeserik | 1989-08-22 |
| 4811087 | Clamping circuit for a television transmission system | Pieter C. Pieket Weeserik, Geert Winters | 1989-03-07 |