Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693451 | Recording material for images or data | Alexa Sommer, Udo Herrmann, Robert Bloodworth, Klaus Sommer | 1997-12-02 |
| 5651985 | Expandable pharmaceutical forms | Klemens Lustig, Jorg Petersen-von Gehr | 1997-07-29 |