Inventor
CONNELLY JOHN F
US10 patents
⚠️ This page may combine multiple inventors who share the name “CONNELLY JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
9 patentsUS4615800AOct 7, 1986
Duplex filter apparatus
DONALDSON CO INC78 citations95
US6096208AAug 1, 2000
Seal arrangement for spin-on filters
DONALDSON CO INC79 citations94
US4883083ANov 28, 1989
Relief valve assembly; piston member from same and filter head assembly incorporating same
DONALDSON CO INC30 citations91
US7955502B2Jun 7, 2011
Liquid filter arrangement and methods
DONALDSON CO INC20 citations90
US7662284B2Feb 16, 2010
Liquid filter arrangement and methods
DONALDSON CO INC13 citations90
US6083381AJul 4, 2000
Fuel filter with sediment drain valve and level indicator
DONALDSON CO INC41 citations90
US6012485AJan 11, 2000
Fluid filter arrangement including valve arrangement, fluid level indicator, and methods thereof
DONALDSON CO INC19 citations90
US5501791AMar 26, 1996
Pressure isolation valve and bypass valve; and filter head assembly incorporating same
DONALDSON CO INC32 citations89
US7225680B2Jun 5, 2007
Differential pressure gauge for filter
DONALDSON CO INC11 citations79