Issued Patents All Time
Showing 76–81 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4240724 | Zone focusing optical system | — | 1980-12-23 |
| 4209243 | Shutter and trim apparatus | George D. Whiteside | 1980-06-24 |
| 4200373 | Photographic camera apparatus for visually indicating the status of an exposure trim mechanism | — | 1980-04-29 |
| 4192587 | Proportional fill flash | Arthur G. LaRocque, George D. Whiteside | 1980-03-11 |
| 4191462 | Fixed focus exposure control apparatus with reverse spherical aberration corrective characteristic | — | 1980-03-04 |
| 4188103 | Range synchronized flash photographic apparatus and method for achieving optimum flash exposure | Conrad H. Biber, George D. Whiteside | 1980-02-12 |