Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Film cassette with frangible spool lock and cam

Film cassette with frangible spool lock and cam

US Patent 5274412 · Granted Dec 28, 1993

Estimated economic value: $7,101,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Parts degating apparatus using laser2022
Multi-frame display system with perspective based image arrangement2014
Printing multi-channel image on web receiver2013
Method for image animation using image value rules2012
Facilitating video clip identification from a video sequence2011
Determining presentation effects for a sequence of digital content records2011
Multi-frame display system with perspective based image arrangement2011
Multi-frame display system with semantic image arrangement2011
Thermal printer cartridge with energy absorbing features2010
Charging display system2010
Charging display system2010
Universal donor cartridge2009