Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269882 | Diaphragm value recognition | Gerhard Kranz, Oliver Zielberg, Robert Denk | 2012-09-18 |
| 7848634 | Method and apparatus for identifying interchangeable lenses | Gerhard Kranz, Oliver Zielberg, Robert Denk | 2010-12-07 |
| 7625144 | Interchangeable lens with optically readable marking | Gerhard Kranz, Oliver Zielberg, Robert Denk | 2009-12-01 |