Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8708581 | Mirror arrangement for reflex cameras | Christoph Knapp | 2014-04-29 |
| 8269882 | Diaphragm value recognition | Oliver Zielberg, Ulrich Lies, Robert Denk | 2012-09-18 |
| 7848634 | Method and apparatus for identifying interchangeable lenses | Oliver Zielberg, Robert Denk, Ulrich Lies | 2010-12-07 |
| 7625144 | Interchangeable lens with optically readable marking | Oliver Zielberg, Robert Denk, Ulrich Lies | 2009-12-01 |
| 6607310 | Shutter for a photographic camera | Christoph Knapp | 2003-08-19 |
| 6439256 | Switchable flap valve | Lothar Koelsch, Hans-Gerhard Kogler, Christoph Metz, Frank Schroeter, Hans-Joachim Faulstroh | 2002-08-27 |
| 6318204 | Helical gear | Rolf Crema, Peter Schmidt | 2001-11-20 |
| 5907727 | Device for exposure metering | Walter Bletz, Robert Denk, Rolf Magel | 1999-05-25 |
| 5260133 | Process for coating polycarbonate moldings and resulting moldings | Heinz-Dieter Brandt, Wolfgang Fischer, Christian Leuschke | 1993-11-09 |
| 4311373 | Photographic camera with driving and stopping mechanism | — | 1982-01-19 |
| 4301212 | Scratch-resistant and weather-resistant laminates based on polycarbonate | Wolfgang Cohnen, Frank Kleiner | 1981-11-17 |