Inventor
BARRUS GORDON B
US29 patents
Patents
29 patentsUS6899476B1May 31, 2005
RFID tag, antenna, and printer system
PRINTRONIX INC167 citations97
US6929412B1Aug 16, 2005
RFID tag, antenna, and printer system
PRINTRONIX INC76 citations96
US6082914AJul 4, 2000
Thermal printer and drive system for controlling print ribbon velocity and tension
PRINTRONIX INC124 citations96
US7037009B2May 2, 2006
RFID tag, antenna, and printer system
PRINTRONIX INC32 citations94
US6840689B2Jan 11, 2005
Thermal printer with improved transport, drive, and remote controls
PRINTRONIX INC56 citations94
US3941051AMar 2, 1976
Printer system
PRINTRONIX INC92 citations94
US4687359AAug 18, 1987
Color printer
PRINTRONIX INC49 citations92
US4359289ANov 16, 1982
Counterbalanced bidirectional shuttle drive having linear motor
PRINTRONIX INC35 citations92
US7261479B2Aug 28, 2007
RFID tag, antenna, and printer system
PRINTRONIX INC19 citations91
US6089768AJul 18, 2000
Print ribbon feeder and detection system
PRINTRONIX INC41 citations90
US6183406B1Feb 6, 2001
Printer tractor paper feeder and ironer
PRINTRONIX INC15 citations89
US5366303ANov 22, 1994
Printer ribbon motor controller
PRINTRONIX INC47 citations88
US7320727B2Jan 22, 2008
Multi-viscosity printer ink
PRINTRONIX INC10 citations82
US4258623AMar 31, 1981
Print hammer mechanism having dual electromagnetic coils and pole pieces
PRINTRONIX INC21 citations81
US5354139AOct 11, 1994
Paper feed system having mechanisms engaging opposite edges of print paper above and below print station of printer
PRINTRONIX INC19 citations73
US4932797AJun 12, 1990
Resettable locking platen gap adjustment mechanism
PRINTRONIX INC10 citations73
US4280404AJul 28, 1981
Printer having variable hammer release drive
PRINTRONIX INC15 citations73
US4233894ANov 18, 1980
Print hammer mechanism having dual pole pieces
PRINTRONIX INC16 citations73
US6361228B1Mar 26, 2002
Thermal printer with improved ribbon transport
PRINTRONIX INC13 citations72
US4239403ADec 16, 1980
Counterbalanced bidirectional shuttle drive
PRINTRONIX INC15 citations71
US6896429B2May 24, 2005
Constant density printer system
PRINTRONIX INC8 citations70
US5957827ASep 28, 1999
Printer with a power paper stacker
PRINTRONIX INC11 citations70
US4498793AFeb 12, 1985
Printer shuttle drive having castered cam followers
PRINTRONIX INC8 citations68
US4749294AJun 7, 1988
Printer hammerbank cam drive having pulsed startup
PRINTRONIX INC7 citations66
US5720561AFeb 24, 1998
Printer coil temperature sensor and method
PRINTRONIX INC6 citations61
US6695495B1Feb 24, 2004
Constant density printer system
PRINTRONIX INC6 citations60
US5133253AJul 28, 1992
Flexure member in cam driven shuttle printer
PRINTRONIX INC3 citations60
US6436023B2Aug 20, 2002
Printer continuous paper drive
PRINTRONIX INC2 citations59
US6695498B2Feb 24, 2004
Printer compact coil winding system
PRINTRONIX INC0 citations46