Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Digital control system for automatic-focus cameras

Digital control system for automatic-focus cameras

US Patent 4344024 · Granted Aug 10, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Automatic exposure control for automatic-focus cameras1984
Switching circuit for regulation of camera functions1982
Distance-measuring system with in-range signalling for use with cameras, alarms,1982
Photographic camera with state-of-focus indication1982
Photographic camera1982
Focussing system with automatic control of emitted radiant power1982
Digital control system for automatic-focus cameras1982
Unidirectional focussing system1981
Digital exposure-duration control circuit with upper limit on exposure duration1981
Radiation-emissive focussing system with integration of the signals produced by 1981
Photographic camera with means indicating the state of focus1981
Focussing system for cameras1981