Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181070 | Cylinder block of internal combustion engine | Jan Grebien, Volker Abraham, Marco Petersen, Paul Mlynarczyk | 2021-11-23 |
| 8813716 | Pre-combustion chamber tip | Hendrik Herold, Ulrich Holst, Eike Joachim Sixel | 2014-08-26 |
| 6598982 | Rearview mirror alignment device | — | 2003-07-29 |
| 5846085 | Firefighting training simulator | — | 1998-12-08 |
| 5660549 | Firefighter training simulator | — | 1997-08-26 |
| 5413483 | Night vision goggle simulator | — | 1995-05-09 |
| 4960325 | Light protection apparatus and protective element subassembly therefor | — | 1990-10-02 |
| 4714581 | Method forming three dimensional sign display character | — | 1987-12-22 |
| 4482326 | Flight training glasses | — | 1984-11-13 |
| 4462661 | Laser protection goggles | — | 1984-07-31 |
| 4202123 | Apparatus forming three dimensional sign display character | — | 1980-05-13 |
| 4201003 | Apparatus forming three dimensional sign display character | — | 1980-05-06 |
| 4201004 | Apparatus forming three dimensional sign display character | — | 1980-05-06 |