Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139023 | Seal for movable structural components | Michael Kinzel, Heiko Schumacher | 2000-10-31 |
| 5874170 | Seal for movable structural components | Michael Kinzel, Heiko Schumacher | 1999-02-23 |
| 5756025 | Method for injection molding a seal carrier to a sealing member | Michael Kinzel, Heiko Schumacher | 1998-05-26 |
| 5544895 | Shaft packing | Heiko Schumacher, Rolf Johnen | 1996-08-13 |