Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883550 | Method of manufacturing fiber-reinforced articles or plastics material | Friedhelm Overath | 1989-11-28 |
| 4702498 | Flange connection for fiber-reinforced plastic pipe pieces | Wilhelm Mueller, Friedhelm Overath | 1987-10-27 |