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Inventor
SPEARS RODGER
US
4 patents
⚠️ This page may combine multiple inventors who share the name “SPEARS RODGER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
3 patents
US9114346B2
Aug 25, 2015
Z-filter media pack arrangement; and, methods
DONALDSON CO INC
64 citations
97
USRE46700E
Feb 6, 2018
Z-filter media pack arrangement; and, methods
DONALDSON CO INC
4 citations
83
USRE48050E
Jun 16, 2020
Z-filter media pack arrangement; and, methods
DONALDSON CO INC
0 citations
51
SCHRAGE KEVIN
1 patent
US8518141B2
Aug 27, 2013
Z-filter media pack arrangement; and, methods
SCHRAGE KEVIN
66 citations
96