Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7441975 | Device for treating a surface, in particular a leather surface, such as that of leather shoes | Johannes Antonius G. W. Zigmans, Peter Hotchkin, Petrus Enricus Aloysius Nicolaas Kuhn | 2008-10-28 |