Inventor
DUELL RICHARD J
17 patents
⚠️ This page may combine multiple inventors who share the name “DUELL RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CARRIER CORP
16 patentsUS6017375AJan 25, 2000
Air purifier unit
CARRIER CORP70 citations96
USD344527SFeb 22, 1994
Refrigerant recovery unit
CARRIER CORP82 citations95
US6000559ADec 14, 1999
Mount for circuit board
CARRIER CORP26 citations92
US5980600ANov 9, 1999
Filter mounting frame
CARRIER CORP26 citations92
USD402746SDec 15, 1998
Portable air cleaner
CARRIER CORP60 citations92
US5664959ASep 9, 1997
Electrical connector plug
CARRIER CORP40 citations92
USD304929SDec 5, 1989
Electronic control module enclosure
CARRIER CORP39 citations92
US3992898ANov 23, 1976
Movable expansion valve
CARRIER CORP62 citations91
US4742864AMay 10, 1988
Passive ventilated control box
CARRIER CORP51 citations89
US4318277AMar 9, 1982
Non-reverse hot gas defrost system
CARRIER CORP21 citations80
US5243828ASep 14, 1993
Control system for compressor protection in a manually operated refrigerant recovery apparatus
CARRIER CORP18 citations73
USD305021SDec 12, 1989
Electronic control module enclosure
CARRIER CORP16 citations73
US4621839ANov 11, 1986
Method and apparatus for mounting coupling and tube assemblies to supports
CARRIER CORP15 citations73
US4527762AJul 9, 1985
Rear panel and bracket mounting for a fan coil unit
CARRIER CORP14 citations73
US4246760AJan 27, 1981
Non-reverse hot gas defrost system
CARRIER CORP8 citations71
US5908230AJun 1, 1999
Light emitting appliance bulb mount
CARRIER CORP1 citations52