Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990816 | Piezoelectric capsule with resilient conducting holding means | Peter Graham, Bernard Maury, Jean-Claude Walter | 1991-02-05 |
| 4978880 | Piezoelectric capsule with flat supporting surface and resilient holding means | Peter Graham, Bernard Maury, Jean-Claude Walter | 1990-12-18 |