Assignee
PRINTRONIX INC
US·93 granted patents·1,813 citations·filing 1974–2013
Top patents by PatentIndex Score
93 records- 0197US6899476B1RFID tag, antenna, and printer systemPRINTRONIX INC·Filed 2004·Granted May 31, 2005·167 cites·23 claims
- 0296US7037009B2RFID tag, antenna, and printer systemPRINTRONIX INC·Filed 2005·Granted May 2, 2006·32 cites·4 claims
- 0395US6082914AThermal printer and drive system for controlling print ribbon velocity and tensionPRINTRONIX INC·Filed 1999·Granted Jul 4, 2000·124 cites·41 claims
- 0495US3941051APrinter systemPRINTRONIX INC·Filed 1974·Granted Mar 2, 1976·92 cites·48 claims
- 0594US4177731APrinter system ribbon drive having constant ribbon speed and tensionPRINTRONIX INC·Filed 1978·Granted Dec 11, 1979·50 cites·18 claims
- 0694US4044668APrint hammer mechanismPRINTRONIX INC·Filed 1976·Granted Aug 30, 1977·51 cites·18 claims
- 0793US6929412B1RFID tag, antenna, and printer systemPRINTRONIX INC·Filed 2004·Granted Aug 16, 2005·76 cites·29 claims
- 0893US6840689B2Thermal printer with improved transport, drive, and remote controlsPRINTRONIX INC·Filed 2002·Granted Jan 11, 2005·56 cites·20 claims
- 0992US7066667B2RFID tag and printer systemPRINTRONIX INC·Filed 2005·Granted Jun 27, 2006·51 cites·11 claims
- 1090US7261479B2RFID tag, antenna, and printer systemPRINTRONIX INC·Filed 2006·Granted Aug 28, 2007·19 cites·15 claims
- 1188US7342499B2Multi-band RFID encoderPRINTRONIX INC·Filed 2006·Granted Mar 11, 2008·33 cites·14 claims
- 1288US7320727B2Multi-viscosity printer inkPRINTRONIX INC·Filed 2005·Granted Jan 22, 2008·10 cites·19 claims
- 1388US4687359AColor printerPRINTRONIX INC·Filed 1986·Granted Aug 18, 1987·49 cites·4 claims
- 1487US7114655B2EPC data managerPRINTRONIX INC·Filed 2004·Granted Oct 3, 2006·68 cites·28 claims
- 1586US7479883B2RFID verifierPRINTRONIX INC·Filed 2006·Granted Jan 20, 2009·14 cites·20 claims
- 1686US6997627B2Label printer read after print correlation apparatusPRINTRONIX INC·Filed 2004·Granted Feb 14, 2006·20 cites·10 claims
- 1786US4180766AReciprocating linear drive mechanismPRINTRONIX INC·Filed 1977·Granted Dec 25, 1979·31 cites·3 claims
- 1885US7114654B2RFID encoder and verifierPRINTRONIX INC·Filed 2004·Granted Oct 3, 2006·51 cites·27 claims
- 1984US4359289ACounterbalanced bidirectional shuttle drive having linear motorPRINTRONIX INC·Filed 1979·Granted Nov 16, 1982·35 cites·23 claims
- 2084US4033255APrint hammer actuator for dot matrix printersPRINTRONIX INC·Filed 1975·Granted Jul 5, 1977·25 cites·9 claims
- 2183US7891892B2Printer read after print correlation methodPRINTRONIX INC·Filed 2004·Granted Feb 22, 2011·17 cites·12 claims
- 2283US7348885B2Capacitively-coupled RFID encoderPRINTRONIX INC·Filed 2005·Granted Mar 25, 2008·12 cites·16 claims
- 2382US7513431B2Method and system for aiming an RFID readerPRINTRONIX INC·Filed 2005·Granted Apr 7, 2009·10 cites·25 claims
- 2482US6535299B1Bar code verification and printing systemPRINTRONIX INC·Filed 2000·Granted Mar 18, 2003·83 cites·31 claims
- 2580US4258623APrint hammer mechanism having dual electromagnetic coils and pole piecesPRINTRONIX INC·Filed 1979·Granted Mar 31, 1981·21 cites·1 claims
- 2679US4507796AElectronic apparatus having low radio frequency interference from system clock signalPRINTRONIX INC·Filed 1982·Granted Mar 26, 1985·46 cites·5 claims
- 2778US6089768APrint ribbon feeder and detection systemPRINTRONIX INC·Filed 1998·Granted Jul 18, 2000·41 cites·27 claims
- 2878US4019619APaper feed sensing mechanism for printerPRINTRONIX INC·Filed 1976·Granted Apr 26, 1977·19 cites·7 claims
- 2973US4280404APrinter having variable hammer release drivePRINTRONIX INC·Filed 1979·Granted Jul 28, 1981·15 cites·8 claims
- 3072US5354139APaper feed system having mechanisms engaging opposite edges of print paper above and below print station of printerPRINTRONIX INC·Filed 1989·Granted Oct 11, 1994·19 cites·11 claims
- 3172US4239403ACounterbalanced bidirectional shuttle drivePRINTRONIX INC·Filed 1979·Granted Dec 16, 1980·15 cites·17 claims
- 3271US7400989B2RFID verifier system with grade classificationPRINTRONIX INC·Filed 2004·Granted Jul 15, 2008·16 cites·12 claims
- 3371US5366303APrinter ribbon motor controllerPRINTRONIX INC·Filed 1993·Granted Nov 22, 1994·47 cites·15 claims
- 3471US4463300ALinear motor digital servo controlPRINTRONIX INC·Filed 1981·Granted Jul 31, 1984·30 cites·14 claims
- 3570US4233894APrint hammer mechanism having dual pole piecesPRINTRONIX INC·Filed 1978·Granted Nov 18, 1980·16 cites·11 claims
- 3669US6183406B1Printer tractor paper feeder and ironerPRINTRONIX INC·Filed 1999·Granted Feb 6, 2001·15 cites·16 claims
- 3764US4386563APrinting system having staggered hammer releasePRINTRONIX INC·Filed 1981·Granted Jun 7, 1983·13 cites·11 claims
- 3863US7389931B2Beam-forming aperture for barcode applicationsPRINTRONIX INC·Filed 2006·Granted Jun 24, 2008·2 cites·19 claims
- 3962US7221278B2RFID verifierPRINTRONIX INC·Filed 2004·Granted May 22, 2007·8 cites·21 claims
- 4060US6423155B1High strength metal alloys with high magnetic saturation induction and methodPRINTRONIX INC·Filed 2000·Granted Jul 23, 2002·3 cites·20 claims
- 4160US5957827APrinter with a power paper stackerPRINTRONIX INC·Filed 1997·Granted Sep 28, 1999·11 cites·28 claims
- 4260US4984913APrinter having ribbon wear indicatorPRINTRONIX INC·Filed 1988·Granted Jan 15, 1991·14 cites·16 claims
- 4360US4415286AVariable print density encoder systemPRINTRONIX INC·Filed 1981·Granted Nov 15, 1983·18 cites·8 claims
- 4460US4019100APrint hammer energizing and control circuitPRINTRONIX INC·Filed 1975·Granted Apr 19, 1977·9 cites·10 claims
- 4559US6896429B2Constant density printer systemPRINTRONIX INC·Filed 2003·Granted May 24, 2005·8 cites·32 claims
- 4659US4875409AMagnetic print hammer actuator protection circuitPRINTRONIX INC·Filed 1987·Granted Oct 24, 1989·11 cites·14 claims
- 4757US4932797AResettable locking platen gap adjustment mechanismPRINTRONIX INC·Filed 1988·Granted Jun 12, 1990·10 cites·9 claims
- 4856US8789922B2Line printer hammer banksPRINTRONIX INC·Filed 2013·Granted Jul 29, 2014·0 cites·20 claims
- 4956US7646498B2Thermal printer read after print correlation apparatusPRINTRONIX INC·Filed 2004·Granted Jan 12, 2010·4 cites·11 claims
- 5055US6695495B1Constant density printer systemPRINTRONIX INC·Filed 2003·Granted Feb 24, 2004·6 cites·36 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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