Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12295889 | Safety glasses for a human user | Roman Skov | 2025-05-13 |
| D1061694 | Safety glasses | Roman Skov | 2025-02-11 |
| 11925231 | Safety glasses for human user; safety system | Roman Skov | 2024-03-12 |
| 11903881 | Safety glasses for a human user | Roman Skov | 2024-02-20 |
| 11638459 | Safety glasses for human user; safety system | Roman Skov | 2023-05-02 |
| 11350688 | Safety glasses for human user; safety system | Roman Skov | 2022-06-07 |
| 9950199 | Respirator mask | Frank Kern | 2018-04-24 |
| D764656 | Compact mask with changeable filters | Roman Skov, Frank Kern | 2016-08-23 |
| 9314056 | Breathing mask | Roman Skov, Heinz Wandel, Frank Kern | 2016-04-19 |
| 9089722 | Filter cartridge, filtering face mask and method for manufacturing | Roman Skov, Frank Kern | 2015-07-28 |
| D731598 | Plate element for a construction set | — | 2015-06-09 |
| 8910663 | Uni-directional valve, filtering face mask | Frank Kern | 2014-12-16 |