Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053266 | Ventilation tile with pliable edge areas | Peter Alker, Karl Hofmann, Wilhelm Rottger, Wendelin Wanner | 1991-10-01 |
| 4874380 | Catheter retaining device | — | 1989-10-17 |
| 4731963 | Verge unit with frangible feature | Michael A. Uden | 1988-03-22 |