Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887269 | Ophthalmologic implant | Norbert Hampp, Andreas Greiner, Lutz Hesse | 2005-05-03 |
| D423731 | Bird feeder | — | 2000-04-25 |
| 5565642 | Compressed gas weapon | — | 1996-10-15 |
| 5339789 | Low-recoil firearm | — | 1994-08-23 |
| 5309842 | Device for firing a diabolo form bullet from a firearm | Peter Matysik | 1994-05-10 |
| 5072515 | Device for slitting and curling ornamental packaging ribbons | — | 1991-12-17 |
| 4649893 | Compressed-air weapon with piston rod hook element and counter-hook engagement system | — | 1987-03-17 |