Inventor · disambiguated record
Richard J. Duell
Also filed as: DUELL RICHARD J
17 granted patents·599 citations·filing 1975–1998
95Inventor score
Files withCARRIER CORP16
Top patents by PatentIndex Score
17 records- 0196USD344527SRefrigerant recovery unitCARRIER CORP·Filed 1992·Granted Feb 22, 1994·82 cites·1 claims
- 0292USD304929SElectronic control module enclosureCARRIER CORP·Filed 1988·Granted Dec 5, 1989·39 cites·1 claims
- 0391USD402746SPortable air cleanerCARRIER CORP·Filed 1998·Granted Dec 15, 1998·60 cites·1 claims
- 0486US6017375AAir purifier unitCARRIER CORP·Filed 1998·Granted Jan 25, 2000·70 cites·12 claims
- 0586US3992898AMovable expansion valveCARRIER CORP·Filed 1975·Granted Nov 23, 1976·62 cites·5 claims
- 0681US4742864APassive ventilated control boxCARRIER CORP·Filed 1986·Granted May 10, 1988·51 cites·10 claims
- 0780US5664959AElectrical connector plugCARRIER CORP·Filed 1996·Granted Sep 9, 1997·40 cites·2 claims
- 0876USD305021SElectronic control module enclosureCARRIER CORP·Filed 1987·Granted Dec 12, 1989·16 cites·1 claims
- 0973US5810322AApparatus for mounting a compressorFiled 1995·Granted Sep 22, 1998·50 cites·5 claims
- 1067US6000559AMount for circuit boardCARRIER CORP·Filed 1998·Granted Dec 14, 1999·26 cites·17 claims
- 1161US5980600AFilter mounting frameCARRIER CORP·Filed 1998·Granted Nov 9, 1999·26 cites·6 claims
- 1259US4621839AMethod and apparatus for mounting coupling and tube assemblies to supportsCARRIER CORP·Filed 1983·Granted Nov 11, 1986·15 cites·5 claims
- 1358US4318277ANon-reverse hot gas defrost systemCARRIER CORP·Filed 1980·Granted Mar 9, 1982·21 cites·3 claims
- 1452US4527762ARear panel and bracket mounting for a fan coil unitCARRIER CORP·Filed 1983·Granted Jul 9, 1985·14 cites·7 claims
- 1550US5243828AControl system for compressor protection in a manually operated refrigerant recovery apparatusCARRIER CORP·Filed 1992·Granted Sep 14, 1993·18 cites·8 claims
- 1638US4246760ANon-reverse hot gas defrost systemCARRIER CORP·Filed 1978·Granted Jan 27, 1981·8 cites·4 claims
- 1730US5908230ALight emitting appliance bulb mountCARRIER CORP·Filed 1998·Granted Jun 1, 1999·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →