Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288179 | Hob for generating face gears | Martinus H. Cuypers | 1994-02-22 |
| 4954028 | Process for making, finishing crown wheels | Martinus H. Cuypers, Anthonius J. H. M. Oude Maatman | 1990-09-04 |