Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7192232 | Self-locking fastening device | — | 2007-03-20 |
| 4585811 | Reinforcing agents for elastomers, the production of reinforced elastomers and reinforced elastomers | Lothar Preis, Rudolf Schmidt, Hans Magg | 1986-04-29 |