Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668973 | Protection system for critical memory information | Peter Stutz, Martin Muller | 1997-09-16 |
| 5654614 | Single-motor setting and printing postage meter | Philippe Chollet, Christian Gillieron, Christian Moy, Martin Muller, Heinz Wuthrich | 1997-08-05 |