Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8447756 | Information-retrieval device based on a collection of folded sheets and corresponding method | — | 2013-05-21 |
| 4976548 | Watch adaptable to being worn on the wrist and around the neck | — | 1990-12-11 |
| 4671055 | Bracelet for the jewelry and watch making industry | Jean-Pierre Hagmann | 1987-06-09 |
| 4370820 | Selectively interconnectable information card holder arrangement | — | 1983-02-01 |
| 4347594 | World watch | — | 1982-08-31 |