Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493788 | Deep rolling roller head for split-pin crankshafts | Roland Heffe, Frank Risters, Hans Zimmermann | 2009-02-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493788 | Deep rolling roller head for split-pin crankshafts | Roland Heffe, Frank Risters, Hans Zimmermann | 2009-02-24 |