Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071049 | Method and machine for rotary milling the crankpins of crankshafts using disk milling cutters | — | 2000-06-06 |
| 5984599 | Method and machine for rotary milling the crankpins and main bearing pins of crankshafts | — | 1999-11-16 |
| 5943893 | Roll-hardening machine for crankshafts | Dieter Goedderz, Roland Heffe, Alfred Heimann | 1999-08-31 |