Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8987592 | Flame-proof housing | Willy Grübel, Tatjana Kapp, Andreas Wulff, Wilfried Hess | 2015-03-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8987592 | Flame-proof housing | Willy Grübel, Tatjana Kapp, Andreas Wulff, Wilfried Hess | 2015-03-24 |