Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725803 | Method and device for milking cattle | Daan D. Van der Lingen, Peter Willem van der Sluis | 2004-04-27 |
| 4679546 | Implantable shut-off device | Ernst Stefan Christiaan Van Waalwijk Van Doorn, Joseph D. M. de Vries | 1987-07-14 |