Assignee
COLORSPAN CORP
US11 patents
Top patents by PatentIndex Score
US6164766ADec 26, 2000
Automatic ink refill system for disposable ink jet cartridges
COLORSPAN CORP95 citations99
US5877793AMar 2, 1999
Automatic ink refill system for disposable ink jet cartridges
COLORSPAN CORP31 citations96
US5833743ANov 10, 1998
Method of selecting an ink set of an ink jet printer
COLORSPAN CORP75 citations95
US5889534AMar 30, 1999
Calibration and registration method for manufacturing a drum-based printing system
COLORSPAN CORP113 citations93
US5790150AAug 4, 1998
Method for controlling an ink jet printer in a multipass printing mode
COLORSPAN CORP50 citations90
US6348973B1Feb 19, 2002
Apparatus for printing a document over a network
COLORSPAN CORP19 citations88
US6220693B1Apr 24, 2001
Overspray adaptation method and apparatus for an ink jet print engine
COLORSPAN CORP42 citations88
US6091507AJul 18, 2000
Method and apparatus for printing a document over a network
COLORSPAN CORP42 citations88
US5751321AMay 12, 1998
Continuous ink refill system for disposable ink jet cartridges having a predetermined ink capacity
COLORSPAN CORP14 citations79
US5969729AOct 19, 1999
Ink jet printer with artifact-reducing drive circuit
COLORSPAN CORP12 citations71
US5797186AAug 25, 1998
Method for manufacturability of a low cost printing drum
COLORSPAN CORP4 citations55