Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750589 | Hydrophilated dental impression compounds | Joachim W. Zech, Erich Wanek, Gunther Lechner | 1998-05-12 |
| 5674721 | Process for making yeast cells resistant to extreme high pressure | Robert H. Schiestl, John F. Davidson | 1997-10-07 |