Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9724841 | Tool coupling device | Uwe Engelfried, Thomas Duerr, Petr Grulich | 2017-08-08 |
| 9707677 | Closure device | Uwe Engelfried, Thomas Duerr | 2017-07-18 |
| 9701037 | Tool coupling device | Uwe Engelfried, Petr Grulich, Thomas Duerr | 2017-07-11 |