3 Patents
- US122822732025Development Device Having Rotatable Wiper Wiping Optical Surface of Lens
Hewlett-packard Development Company, L.P.
0 cites - US122711202025Toner Refill Cartridge Having Pump for Automatic Toner Refilling
Hewlett-packard Development Company, L.P.
0 cites - US122355962025Toner Refill Cartridge Indicating Whether Toner Has Been Discharged
Hewlett-packard Development Company, L.P.
0 cites