Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9687686 | Siloxane-containing fire extinguishing foam | Dirk Blunk, Ralf Helmut Hetzer, Kai Oliver Wirz | 2017-06-27 |
| 9446272 | Siloxane-containing fire extinguishing foam | Dirk Blunk, Ralf Helmut Hetzer, Kai Oliver Wirz | 2016-09-20 |