Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4484544 | Valve rotator | Nikolaus Wendel | 1984-11-27 |
| 4424773 | Valve rotator | Nikolaus Wendel | 1984-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4484544 | Valve rotator | Nikolaus Wendel | 1984-11-27 |
| 4424773 | Valve rotator | Nikolaus Wendel | 1984-01-10 |