Inventor
SERRURIER DOUGLAS C
US37 patents
⚠️ This page may combine multiple inventors who share the name “SERRURIER DOUGLAS C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CATERPILLAR INC
36 patentsUS11761177B2Sep 19, 2023
Anti-tipping features for a retaining mechanism
CATERPILLAR INC9 citations85
US11702820B2Jul 18, 2023
Retainer sleeve design with anti-rotation features
CATERPILLAR INC8 citations85
US11427989B2Aug 30, 2022
Retainer sleeve design with external ribs
CATERPILLAR INC8 citations85
US11149415B2Oct 19, 2021
Work implement assembly using a center adapter mating with a notched base edge
CATERPILLAR INC4 citations84
US11105073B2Aug 31, 2021
Work implement assembly using a center adapter cover
CATERPILLAR INC6 citations84
US11142894B2Oct 12, 2021
Tip and adapter assembly using a spring steel sleeve design
CATERPILLAR INC7 citations83
US11697922B2Jul 11, 2023
Work implement assembly using a center adapter mating with a notched base edge
CATERPILLAR INC2 citations73
US11479950B2Oct 25, 2022
Work implement assembly using a load sharing block with an arcuate profile
CATERPILLAR INC2 citations73
US11236495B2Feb 1, 2022
Work implement assembly using a corner adapter mating with a notched base edge
CATERPILLAR INC2 citations73
US11236494B2Feb 1, 2022
Work implement assembly using an adapter mating with a notched base edge
CATERPILLAR INC2 citations73
US11230827B2Jan 25, 2022
Electronically operated locking system for earth moving equipment and method
CATERPILLAR INC4 citations73
US11149414B2Oct 19, 2021
Work implement assembly using a corner adapter cover
CATERPILLAR INC2 citations73
US11098463B2Aug 24, 2021
Electrically activated polymer based locking system for earth moving equipment and method
CATERPILLAR INC4 citations73
US10724212B2Jul 28, 2020
Heavy duty shroud
CATERPILLAR INC4 citations73
US10323391B2Jun 18, 2019
Heavy duty shroud
CATERPILLAR INC2 citations73
US11879235B2Jan 23, 2024
Tip with thru-hole and pin retaining geometry
CATERPILLAR INC2 citations72
US11866914B2Jan 9, 2024
Retainer sleeve design with external ribs
CATERPILLAR INC2 citations72
US11124951B2Sep 21, 2021
Spring steel sleeve design
CATERPILLAR INC5 citations72
US10294638B2May 21, 2019
Heavy duty tip
CATERPILLAR INC4 citations72
US12312776B2May 27, 2025
Anti-tipping features for a retaining mechanism
CATERPILLAR INC0 citations62
US12209395B2Jan 28, 2025
Retainer sleeve design with anti-rotation features
CATERPILLAR INC0 citations62
US12209396B2Jan 28, 2025
Retainer sleeve design with anti-rotation features
CATERPILLAR INC0 citations62
US12209394B2Jan 28, 2025
Adapter retention plug
CATERPILLAR INC0 citations62
US11970841B2Apr 30, 2024
Electronically operated locking system for earth moving equipment and method
CATERPILLAR INC0 citations62
US11939740B2Mar 26, 2024
Work implement assembly using adapters, adapter covers, and a notched base edge
CATERPILLAR INC1 citations62
US11873625B2Jan 16, 2024
Spring steel sleeve design
CATERPILLAR INC0 citations62
US11808017B2Nov 7, 2023
Work implement assembly using adapters, adapter covers, and a notched base edge
CATERPILLAR INC0 citations62
US11686073B2Jun 27, 2023
Electrically activated polymer based locking system for earth moving equipment and method
CATERPILLAR INC0 citations62
US11686072B2Jun 27, 2023
Work implement assembly using adapters, adapter covers, and a notched base edge
CATERPILLAR INC1 citations62
US12460394B2Nov 4, 2025
Wing shroud
CATERPILLAR INC0 citations59
US11898588B2Feb 13, 2024
Compactor tip with heated retention bolt
CATERPILLAR INC0 citations52
US12385232B2Aug 12, 2025
Adapter with thru-hole and rail
CATERPILLAR INC0 citations51
US12031304B2Jul 9, 2024
Cast top cover for base edge wear protection
CATERPILLAR INC0 citations51
US11976439B2May 7, 2024
Overlapping cutting edge tip system
CATERPILLAR INC0 citations51
US10323390B2Jun 18, 2019
Heavy duty adapter
CATERPILLAR INC0 citations40
US11905686B2Feb 20, 2024
Replaceable wear plate
CATERPILLAR INC0 citations38