Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6227285 | Heat storage medium | Günter Hildebrand, Michael Matthai, Norbert Matzat, Rolf Laudi, Klaus Fieback +1 more | 2001-05-08 |
| 5651067 | Storage and selective information transmission system for personal data | Georg Hartmann, Gunnar Weikert | 1997-07-22 |