Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Toner cartridge/collecting tank assembly

Toner cartridge/collecting tank assembly

US Patent 5737668 · Granted Apr 7, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Toner supply cartridge having a shutter equipped to cooperate with a stopper ele1999
Toner cartridge for an image forming apparatus having stirring rod with bearing1998
Toner replenishing device, shutter member, and toner cartridge for use therein1998
Conveyer device and toner cartridge equipped with conveyer device1998
Developing device and toner cartridge applied to same1998
Image forming apparatus and its discharge system1993