Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043542 | Method for the production of fiber-reinforced polypropylene molded parts containing pores | Harri Dittmar, Karl-Ludwig Brentrup | 2011-10-25 |
| 4591339 | Device for treating of work pieces with an explosive gas mixture | Hans-Jurgen Conrad | 1986-05-27 |