Inventor
BUCHOLTZ RICHARD L
US9 patents
⚠️ This page may combine multiple inventors who share the name “BUCHOLTZ RICHARD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
7 patentsUS7396375B2Jul 8, 2008
Air filter having fluted filter media
DONALDSON CO INC237 citations98
US7635403B2Dec 22, 2009
Air filter having fluted filter media
DONALDSON CO INC28 citations96
US8002869B2Aug 23, 2011
Air filter having fluted filter media
DONALDSON CO INC33 citations93
US9162172B2Oct 20, 2015
Air filter having fluted filter media
DONALDSON CO INC20 citations92
US9782713B2Oct 10, 2017
Air filter having fluted filter media
DONALDSON CO INC6 citations84
US11185810B2Nov 30, 2021
Air filter having fluted filter media
DONALDSON CO INC1 citations73
US10556202B2Feb 11, 2020
Air filter having fluted filter media
DONALDSON CO INC2 citations73