Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4951783 | Arrangement and process for securing a threaded insert to an oil pan | Thomas Wehr | 1990-08-28 |
| 4930469 | Oil pan for an internal combustion engine | Johannes Weyandt | 1990-06-05 |
| 4630471 | Temperature resistant tire pressure control device | Volker Ruehr | 1986-12-23 |