Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400433 | Installable pinhole | Karlheinz Bartzke, Ralf Wolleschensky, Jens Hofmann | 2008-07-15 |
| 7324253 | Installable pinhole | Karlheinz Bartzke, Ralf Wolleschensky, Jens Hofmann | 2008-01-29 |
| 6919666 | Adjusting device for displacing individual elements of optical systems or of measuring systems | Karlheinz Bartzke, Stefan Mack, Matthias Burkhardt, Thomas Hartmann, Reinhard Steiner +1 more | 2005-07-19 |