Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822973 | Composite plastic with laser altered internal material properties | Karsten Fahner | 1989-04-18 |
| 4812247 | Plastics moulding containing reinforced fillings | Karsten Fahner, Friedrich Johannaber, Axel Kaminski, Rudiger Van Hooren | 1989-03-14 |