Assignee
NORTH AMERICAN MFG
US·47 granted patents·1,061 citations·filing 1974–2004
Top patents by PatentIndex Score
47 records- 0190US5126946AUltrasonic edge detectorNORTH AMERICAN MFG·Filed 1990·Granted Jun 30, 1992·44 cites·34 claims
- 0289US5813846ALow NOx flat flame burnerNORTH AMERICAN MFG·Filed 1997·Granted Sep 29, 1998·77 cites·12 claims
- 0388US6486680B1Edge detectorNORTH AMERICAN MFG·Filed 2000·Granted Nov 26, 2002·42 cites·87 claims
- 0488US5407345AUltra low NOX burnerNORTH AMERICAN MFG·Filed 1993·Granted Apr 18, 1995·65 cites·3 claims
- 0587US6824383B2Diffuse combustion method and apparatusNORTH AMERICAN MFG·Filed 2003·Granted Nov 30, 2004·44 cites·32 claims
- 0686US4316341AFiring mechanism for single action firearmNORTH AMERICAN MFG·Filed 1979·Granted Feb 23, 1982·40 cites·4 claims
- 0785US5989368ACarpet position sensorNORTH AMERICAN MFG·Filed 1997·Granted Nov 23, 1999·45 cites·41 claims
- 0882US5685707AIntegrated burner assemblyNORTH AMERICAN MFG·Filed 1996·Granted Nov 11, 1997·90 cites·14 claims
- 0981US6638061B1Low NOx combustion method and apparatusNORTH AMERICAN MFG·Filed 2002·Granted Oct 28, 2003·26 cites·14 claims
- 1079US6652265B2Burner apparatus and methodNORTH AMERICAN MFG·Filed 2001·Granted Nov 25, 2003·28 cites·13 claims
- 1179US5711470AApparatus and method for adjusting the lateral position of a moving stripNORTH AMERICAN MFG·Filed 1994·Granted Jan 27, 1998·25 cites·32 claims
- 1279US4577278AMethod and system for controlling a selected zone in a fuel fired furnaceNORTH AMERICAN MFG·Filed 1983·Granted Mar 18, 1986·17 cites·26 claims
- 1378US5667376AUltra low NOX burnerNORTH AMERICAN MFG·Filed 1994·Granted Sep 16, 1997·39 cites·17 claims
- 1477US6113386AMethod and apparatus for uniformly heating a furnaceNORTH AMERICAN MFG·Filed 1998·Granted Sep 5, 2000·23 cites·8 claims
- 1574US4484947AMethod for melting a charge of bulk solid metalNORTH AMERICAN MFG·Filed 1983·Granted Nov 27, 1984·13 cites·50 claims
- 1674US4357135AMethod and system for controlling multi-zone reheating furnacesNORTH AMERICAN MFG·Filed 1981·Granted Nov 2, 1982·24 cites·10 claims
- 1773US5605452AMethod and apparatus for controlling staged combustion systemsNORTH AMERICAN MFG·Filed 1995·Granted Feb 25, 1997·44 cites·18 claims
- 1873US5554021AUltra low nox burnerNORTH AMERICAN MFG·Filed 1994·Granted Sep 10, 1996·30 cites·20 claims
- 1973US4204830AMethod and apparatus for controlling burner-air-fuel ratioNORTH AMERICAN MFG·Filed 1977·Granted May 27, 1980·19 cites·41 claims
- 2071US4376026AOxygen concentration measurement and controlNORTH AMERICAN MFG·Filed 1980·Granted Mar 8, 1983·28 cites·6 claims
- 2170US7282172B2Vertical shaft melting furnaceNORTH AMERICAN MFG·Filed 2004·Granted Oct 16, 2007·6 cites·15 claims
- 2269US5730591AMethod and apparatus for aggregate treatmentNORTH AMERICAN MFG·Filed 1995·Granted Mar 24, 1998·27 cites·14 claims
- 2368US5781973ASpreader for calendar lineNORTH AMERICAN MFG·Filed 1997·Granted Jul 21, 1998·15 cites·45 claims
- 2467US4412328AElectromechanical device drive circuit fault detection apparatusNORTH AMERICAN MFG·Filed 1981·Granted Oct 25, 1983·22 cites·13 claims
- 2564US6206686B1Integral low NOx injection burnerNORTH AMERICAN MFG·Filed 1998·Granted Mar 27, 2001·27 cites·5 claims
- 2664US5634786AIntegrated fuel/air ratio control systemNORTH AMERICAN MFG·Filed 1994·Granted Jun 3, 1997·29 cites·20 claims
- 2764US4287471AStrip center line sensorNORTH AMERICAN MFG·Filed 1979·Granted Sep 1, 1981·13 cites·3 claims
- 2863US5354992ATilt compensated error correcting systemNORTH AMERICAN MFG·Filed 1993·Granted Oct 11, 1994·15 cites·31 claims
- 2961US7264466B2Method and apparatus for radiant tube combustionNORTH AMERICAN MFG·Filed 2004·Granted Sep 4, 2007·9 cites·6 claims
- 3061US6312250B1Premix burner with firing rate controlNORTH AMERICAN MFG·Filed 2000·Granted Nov 6, 2001·14 cites·14 claims
- 3160US3965469AAnnunciator structure and methodNORTH AMERICAN MFG·Filed 1974·Granted Jun 22, 1976·11 cites·5 claims
- 3259US6185800B1Spreader for calender lineNORTH AMERICAN MFG·Filed 2000·Granted Feb 13, 2001·2 cites·6 claims
- 3358US6431859B1Combustion gas and air recovery apparatusNORTH AMERICAN MFG·Filed 2001·Granted Aug 13, 2002·6 cites·15 claims
- 3458US4383383AFiring mechanism for single action firearmNORTH AMERICAN MFG·Filed 1981·Granted May 17, 1983·16 cites·1 claims
- 3556US5058793AApparatus for guiding a moving stripNORTH AMERICAN MFG·Filed 1990·Granted Oct 22, 1991·17 cites·6 claims
- 3656US4944670ASelf-cleaning burnerNORTH AMERICAN MFG·Filed 1989·Granted Jul 31, 1990·14 cites·7 claims
- 3755US6182339B1Spreader for calender lineNORTH AMERICAN MFG·Filed 2000·Granted Feb 6, 2001·4 cites·117 claims
- 3854US5000158AStaged burning radiant tubeNORTH AMERICAN MFG·Filed 1989·Granted Mar 19, 1991·14 cites·13 claims
- 3945US4157477ALight detector particularly adapted for detecting the position of edges of moving stripNORTH AMERICAN MFG·Filed 1977·Granted Jun 5, 1979·9 cites·12 claims
- 4044US6672862B2Premix burner with integral mixers and supplementary burner systemNORTH AMERICAN MFG·Filed 2001·Granted Jan 6, 2004·10 cites·17 claims
- 4141US6929469B2Burner apparatusNORTH AMERICAN MFG·Filed 2003·Granted Aug 16, 2005·2 cites·15 claims
- 4239US6243930B1Spreader for calender lineNORTH AMERICAN MFG·Filed 2000·Granted Jun 12, 2001·0 cites·23 claims
- 4335US4616159ADriving circuit for pulsating radiation detectorNORTH AMERICAN MFG·Filed 1985·Granted Oct 7, 1986·4 cites·11 claims
- 4432US6029325ASpreader for calender lineNORTH AMERICAN MFG·Filed 1998·Granted Feb 29, 2000·1 cites·6 claims
- 4530US4460334ARecuperatorNORTH AMERICAN MFG·Filed 1982·Granted Jul 17, 1984·0 cites·17 claims
- 4625US5871688AMulti-stack annealerNORTH AMERICAN MFG·Filed 1997·Granted Feb 16, 1999·3 cites·7 claims
- 4724US5779217ADiaphragm actuated air cycle valveNORTH AMERICAN MFG·Filed 1996·Granted Jul 14, 1998·8 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when NORTH AMERICAN MFG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →