Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6359026 | Method for producing silicone foams | Thomas Naumann, Helmut Hurnik | 2002-03-19 |
| 5304375 | Spermicidal coating composition | Peter Preiss | 1994-04-19 |
| 5013858 | Stablized polyorganosiloxanes and their use as a power transmission medium | Peter Preiss | 1991-05-07 |