Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868440 | Commutator for small to medium-sized machines | Karl-Heinz Gerlach, Dietrich Ersing | 1989-09-19 |
| 4342933 | Electrical commutator | Heinz Gerlach | 1982-08-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868440 | Commutator for small to medium-sized machines | Karl-Heinz Gerlach, Dietrich Ersing | 1989-09-19 |
| 4342933 | Electrical commutator | Heinz Gerlach | 1982-08-03 |