Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Driving device for a document platen and copying machine incorporating a movable document platen

Driving device for a document platen and copying machine incorporating a movable document platen

US Patent 5233389 · Granted Aug 3, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Torque rod2016
Torque rod2015
Transportable image forming apparatus2014
Vibration isolating apparatus2013
Image forming apparatus comprising a control section configured to carry out a c2012
Stamp-type printer2012
Stamp-type printer2012
Toner cartridge and image forming apparatus2012
Charging device with vibrating grid electrode and image forming apparatus2012
Image forming apparatus2012
Charging device with vibrating discharge electrode and image forming apparatus2012
Toner carrying device and image forming apparatus2011