Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920805 | Water-cooled magnetic brake | — | 2018-03-20 |
| 8857578 | Magnetic brake | Jim Bogdanowicz, Bruce W. Keller, Markus G. Michelson | 2014-10-14 |
| 7400378 | Dual sprocket contact motion picture film printer | Markus G. Michelson | 2008-07-15 |
| 6188193 | Light valve shutter control system with zero-light position control | — | 2001-02-13 |
| 5852845 | Device for extracting water from photographic film | — | 1998-12-29 |
| 5568822 | Film cleaning system and method for photographic film | — | 1996-10-29 |
| 5031339 | Film dryer for photographic film | — | 1991-07-16 |
| 4706325 | Film cleaner | — | 1987-11-17 |