Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4411114 | Compression-tension strut | Jochen Glissmann, Herbert Heissler | 1983-10-25 |
| 4221623 | Method of manufacturing fiber-reinforced plastic bodies | Herbert Heissler, Karl H. Schaab | 1980-09-09 |