Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D930788 | Filter cartridge | — | 2021-09-14 |
| 11085714 | Automatic firearm housing apparatus and related methods | Stefan Doll, Wilhelm Fischbach, Daniel Kohler | 2021-08-10 |
| D914293 | Face shield | — | 2021-03-23 |
| 10921090 | Mounting adapter for self-loading firearms | Rudi Schatz, Tobias Maier, Wilhelm Fischbach, Frank Kohler, Stefan Doll | 2021-02-16 |