Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568901 | Balancer for multistage centrifugal pumps | Bernhard Brecht, Juergen Schill | 2003-05-27 |
| D466916 | Goggles | — | 2002-12-10 |
| D465507 | Ski goggles | — | 2002-11-12 |
| D459746 | Eyeglass frame | — | 2002-07-02 |
| D400905 | Spectacle frame | — | 1998-11-10 |
| D400555 | Pair of spectacles | — | 1998-11-03 |