Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7520487 | Valve arrangement with piezoelectric control | — | 2009-04-21 |
| 4501478 | Scene-start and -end reference indicator arrangement for projector storing scene-start and -end frame counts | — | 1985-02-26 |
| 4368961 | Scene-start and -end referenced indicator arrangement for projector storing scene-start and -end frame counts | — | 1983-01-18 |
| 4181410 | Method and apparatus for automatic implementation of fade-in, fade-out and fade-over recording effects on film | Horst Sicha, Dieter Wezel, Helmut Rube, Wolfgang Riedel, Gerhard Borner | 1980-01-01 |