Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357083 | Method and apparatus using weighted range signal for controlling photographic functions | Bruce K. Johnson | 1982-11-02 |
| 4351593 | Method and apparatus for selective positioning of spectral filter during exposure control | Bruce K. Johnson | 1982-09-28 |
| RE31034 | Range synchronized flash photographic apparatus and method for achieving optimum flash exposure | Conrad H. Biber, Bruce K. Johnson | 1982-09-21 |
| 4346971 | Photographic apparatus with controlled shutter blade time out | Bruce K. Johnson | 1982-08-31 |
| 4329031 | Photographic system for varying flash fire aperture as a function of ambient scene light | Peter P. Carcia, Arthur N. Woodbury | 1982-05-11 |
| 4315676 | Camera with auto ranging focusing and flash fire control | Arthur G. LaRocque, Bruce K. Johnson | 1982-02-16 |
| 4315677 | Calibration arrangement for exposure control system | Bruce K. Johnson | 1982-02-16 |