Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816801 | Variable resistor | — | 1989-03-28 |
| 4763101 | Locking slide switch | Karl-Heinz Bauer | 1988-08-09 |
| 4660019 | Switch with speed control | Karl-Heinz Bauer, Franz Rutterschmidt | 1987-04-21 |