Inventor
JOHNSON PHILIP EDWARD
US20 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON PHILIP EDWARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
17 patentsUS7988860B2Aug 2, 2011
Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse
DONALDSON CO INC47 citations96
US7556155B2Jul 7, 2009
Fluid filter and methods
DONALDSON CO INC29 citations90
US7837754B2Nov 23, 2010
Multi-element filter arrangement and methods
DONALDSON CO INC25 citations89
US7597734B2Oct 6, 2009
Multi-element filter arrangement and methods
DONALDSON CO INC22 citations89
US11712650B2Aug 1, 2023
Filter element having inner support and methods
DONALDSON CO INC4 citations83
US11167235B2Nov 9, 2021
Filter element having inner support and methods
DONALDSON CO INC6 citations81
US10773202B2Sep 15, 2020
Filter element having inner support and methods
DONALDSON CO INC8 citations81
US11247161B2Feb 15, 2022
Support structure for pleated filter media and methods
DONALDSON CO INC0 citations61
US11207616B2Dec 28, 2021
Housing for filter element; filter element; methods of use and making
DONALDSON CO INC0 citations61
US12145094B2Nov 19, 2024
Filter element having inner support and methods
DONALDSON CO INC0 citations60
US11547960B2Jan 10, 2023
Filter arrangement with support core and methods
DONALDSON CO INC0 citations57
US11135530B2Oct 5, 2021
Filter arrangement with support core and methods
DONALDSON CO INC0 citations57
US10512859B2Dec 24, 2019
Housing for filter element; filter element; methods of use and making
DONALDSON CO INC0 citations51
US10413854B2Sep 17, 2019
Support structure for pleated filter media and methods
DONALDSON CO INC0 citations51
US10213711B2Feb 26, 2019
Filter assembly for removing high molecular weight hydrocarbons from liquified propane gas
DONALDSON CO INC0 citations51
US10427078B2Oct 1, 2019
Filter element and support structure
DONALDSON CO INC0 citations49
US10569200B2Feb 25, 2020
Filter element with support core and methods
DONALDSON CO INC0 citations46