Inventor
OEDEWALDT STEPHEN ELLIS
US16 patents
Patents
16 patentsUS11673078B2Jun 13, 2023
Filter element locking mechanism
CATERPILLAR INC2 citations72
US11318399B2May 3, 2022
Locking feature for a filter
CATERPILLAR INC2 citations72
US11707703B2Jul 25, 2023
Filter element integrated seal profile
CATERPILLAR INC2 citations69
US12458912B2Nov 4, 2025
Filter element locking mechanism
CATERPILLAR INC0 citations61
US12409399B2Sep 9, 2025
Filter element locking mechanism
CATERPILLAR INC0 citations61
US12121834B2Oct 22, 2024
Top and bottom loaded filter and locking mechanism
CATERPILLAR INC0 citations61
US12090426B2Sep 17, 2024
Locking feature for a filter
CATERPILLAR INC0 citations61
US11478733B2Oct 25, 2022
Filter interlock with tabs mating with a pedestal or a housing
CATERPILLAR INC0 citations61
US11318400B2May 3, 2022
Top and bottom loaded filter and locking mechanism
CATERPILLAR INC1 citations61
US12161957B2Dec 10, 2024
Integral filter endcap, mold, and seal
CATERPILLAR INC0 citations60
US11541334B2Jan 3, 2023
Integral filter endcap, mold, and seal
CATERPILLAR INC1 citations60
US12521660B2Jan 13, 2026
Integrated manifold for pre-cleaner dust removal
CATERPILLAR INC0 citations59
US12350608B2Jul 8, 2025
Fuel filter passage for downward fuel flow direction
CATERPILLAR INC0 citations59
US11745125B2Sep 5, 2023
Fuel filter passage for downward fuel flow direction
CATERPILLAR INC0 citations59
US12018606B1Jun 25, 2024
Integrated grommet filter
CATERPILLAR INC1 citations52
US11946439B2Apr 2, 2024
Fuel module for engine having service valve assembly for common drain from primary and secondary filters
CATERPILLAR INC0 citations44