Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978510 | Wiper system with overload protection | — | 2005-12-27 |
| 6964080 | Wiper arm for a windscreen wiper | — | 2005-11-15 |
| 6799482 | Wiper board fixture | Richard Duesterhoeft | 2004-10-05 |
| 6279409 | Wiper bearing | — | 2001-08-28 |