Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6850813 | Method of producing a wobble die | — | 2005-02-01 |
| 6516647 | Method of producing homokinetic joints | Manfred Hirschvogel, Karl-Heinz Schuster, Peter Kettner, Walter Pischel, Hubert Nägele | 2003-02-11 |