Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6873407 | Multiple beam path surveying instrument | — | 2005-03-29 |
| 6680566 | Television cathode ray tube | Stefan Hergott, Volker Knoche, Ralf Kehlenbeck, Oliver Mühlke | 2004-01-20 |
| 6606961 | Pointer instrument | Heinrich Noll, Frank Jansa, Helmut Olbrich | 2003-08-19 |
| 6218790 | Connection assembly with selective establishment of intensity of light-emitting diode | Frank Jansa, Helmut Olbrich, Heinrich Noll | 2001-04-17 |