Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5595696 | Plastic material, and process for the preparation thereof | J urgen Hofmann, Hilmar Ohlig, Peter Ittemann, Karl-Peter Farwerck | 1997-01-21 |
| 5476628 | GMT sheet material produced from GMT recyclate | Horst Baumgartl, Karl-Ludwig Brentrup, Jurgen Hofmann, Peter Ittemann, Rainer Nachtrab +1 more | 1995-12-19 |
| 5340642 | Sheetlike composite | Horst Baumgartl, Ludwig Wahl, Peter Ittemann, Karl-Ludwig Brentrup | 1994-08-23 |
| 4936502 | Method for controlling machine parameters in friction welding | Gottfried W. Ehrenstein | 1990-06-26 |