Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Timer-controlled optical data recorder device for lens-fitted photo film unit

Timer-controlled optical data recorder device for lens-fitted photo film unit

US Patent 5974267 · Granted Oct 26, 1999

Estimated economic value: $55,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Camera2004
Lens-fitted photo film unit with electronic flash device2004
Flash device, lens-fitted photo film unit, camera, and producing method for the 2003
Electronic flash device of automatic light adjusting type2003
Photometry device for camera2003
Flashing device of an automatic light-regulation type2002
Camera with automatic stop change device2002
Trigger coil2002
Instant camera with improved processing liquid spreading device2002
Flash charging circuit1999
Lens-fitted photo film unit and electronic flash device for use therewith1999
Lens-fitted photo film unit and electronic flash device for use therewith1998