Inventor
SPORRE TIMOTHY D
US13 patents
⚠️ This page may combine multiple inventors who share the name “SPORRE TIMOTHY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
11 patentsUS7338544B2Mar 4, 2008
Z-filter media with reverse-flow cleaning systems and methods
DONALDSON CO INC126 citations98
US7282075B2Oct 16, 2007
Z-filter media with reverse-flow cleaning systems and methods
DONALDSON CO INC175 citations98
US9795906B2Oct 24, 2017
Filter medium and breather filter structure
DONALDSON CO INC13 citations92
US7967898B2Jun 28, 2011
Z-filter media with reverse-flow cleaning systems and methods
DONALDSON CO INC25 citations92
US7195659B2Mar 27, 2007
Reverse-flow cleaning systems and methods
DONALDSON CO INC27 citations91
US11504663B2Nov 22, 2022
Filter medium and breather filter structure
DONALDSON CO INC4 citations83
USRE49097EJun 7, 2022
Filter medium and structure
DONALDSON CO INC4 citations83
US10610813B2Apr 7, 2020
Filter medium and breather filter structure
DONALDSON CO INC7 citations83
USRE47737ENov 26, 2019
Filter medium and structure
DONALDSON CO INC4 citations83
US12172111B2Dec 24, 2024
Filter medium and breather filter structure
DONALDSON CO INC0 citations62
USRE50226EDec 3, 2024
Filter medium and structure
DONALDSON CO INC0 citations62