Inventor · disambiguated record
David M. Christensen
Also filed as: CHRISTENSEN DAVID · CHRISTENSEN DAVID M · CHRISTENSEN DAVID MICHAEL
14 granted patents·4 pending applications·395 citations·filing 1989–2018
93Inventor score
Files withEMPIRE COMFORT SYSTEMS INC5AMANA REFRIGERATION INC2DRESNER BRUCE2PEAK PLASTIC & METAL PROD2AMERICAN HEARTH SYSTEMS INC1
Top patents by PatentIndex Score
18 records- 0196US6269737B1Food cooking apparatusEMPIRE COMFORT SYSTEMS INC·Filed 2000·Granted Aug 7, 2001·140 cites·21 claims
- 0285US6314868B1Direct and indirect outdoor cookerEMPIRE COMFORT SYSTEMS INC·Filed 2001·Granted Nov 13, 2001·53 cites·32 claims
- 0384US5337590AMethod and apparatus for bending tubes using split bend dieSCHUCHERT EUGENE H·Filed 1993·Granted Aug 16, 1994·34 cites·24 claims
- 0479US4970870ACommands system for electronic refrigerator controlAMANA REFRIGERATION INC·Filed 1989·Granted Nov 20, 1990·50 cites·12 claims
- 0578US10781049B2Magnetic material handlerCHRISTENSEN DAVID·Filed 2018·Granted Sep 22, 2020·4 cites·5 claims
- 0675US7438185B2Stackable tray with integral latchPEAK PLASTIC & METAL PROD·Filed 2005·Granted Oct 21, 2008·7 cites·19 claims
- 0775US5284041AMethod for bending tubes using split dieAMANA REFRIGERATION INC·Filed 1993·Granted Feb 8, 1994·22 cites·17 claims
- 0866US6463926B1Direct vent fireplace with baffled, directional exhaust and vent air columnAMERICAN HEARTH SYSTEMS INC·Filed 2000·Granted Oct 15, 2002·19 cites·10 claims
- 0962US7299927B2Stackable wafer container with raised handle and ribsPEAK PLASTIC & METAL PROD·Filed 2005·Granted Nov 27, 2007·3 cites·13 claims
- 1062US6945160B2Outdoor cooker and smoker apparatusEMPIRE COMFORT SYSTEMS INC·Filed 2002·Granted Sep 20, 2005·20 cites·25 claims
- 1160US6173843B1Computer expansion card latching and retention mechanismGATEWAY INC·Filed 1999·Granted Jan 16, 2001·42 cites·23 claims
- 1256US10072872B2High efficiency heater with condensate collection and humidificationEMPIRE COMFORT SYSTEMS INC·Filed 2013·Granted Sep 11, 2018·1 cites·20 claims
- 1352US11156383B2High efficiency heater with condensate collection and humidificationEMPIRE COMFORT SYSTEMS INC·Filed 2018·Granted Oct 26, 2021·0 cites·12 claims
- 1440US2006108242A1Unlatching apparatus for media disk caddyCHRISTENSEN DAVID M·Filed 2004·Application pending·0 cites
- 1539US2006283773A1Retention latch for packaging apparatusHO THI Q·Filed 2006·Application pending·0 cites
- 1638US2013255664A1Evaporation apparatus for high efficiency fire place or heater with humidification featureDRESNER BRUCE·Filed 2013·Application pending·0 cites
- 1736US2016101443A1Separator and Dryer for Ammunition Casings and Cleaning MediaCHRISTENSEN GORDON ANDREW·Filed 2015·Application pending·0 cites
- 1832US9062881B2Control system for space heater/hearthDRESNER BRUCE·Filed 2013·Granted Jun 23, 2015·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →