Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349489 | Integrated semiconductor circuit with polarity reversal protection | — | 1994-09-20 |
| 5341219 | Device and method for controlling the contrast in an image observation system provided with an MCP image intensifier | J. van den Berg | 1994-08-23 |