Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8677871 | Cutting device | Gerard Johannes Van Laar, Franciscus Johannes Wilhelums Kooiman | 2014-03-25 |
| 6318434 | Tire building drum with turn-up apparatus | Heinz Gutknecht | 2001-11-20 |