Inventor
BJERKE NATHAN R
US18 patents
Patents
18 patentsUS9938695B2Apr 10, 2018
Shroud retention system for a work tool
CATERPILLAR INC21 citations93
US11781293B2Oct 10, 2023
Retention system for motor grader bits
CATERPILLAR INC6 citations85
US11697923B2Jul 11, 2023
Retention system for ripper tips
CATERPILLAR INC8 citations85
US11414842B2Aug 16, 2022
Retention system for motor grader bits
CATERPILLAR INC10 citations85
US10947704B2Mar 16, 2021
Bolt retention assembly for a work tool
CATERPILLAR INC11 citations85
US9909285B2Mar 6, 2018
Shroud retention system for a work tool
CATERPILLAR INC17 citations85
US11970842B2Apr 30, 2024
Retention system for boltless cutting edges
CATERPILLAR INC4 citations74
US12173480B2Dec 24, 2024
Retention system for boltless cutting edges
CATERPILLAR INC2 citations72
USD997209SAug 29, 2023
Bucket shroud
CATERPILLAR INC2 citations72
USD959505SAug 2, 2022
Bucket shroud
CATERPILLAR INC1 citations72
US11098584B2Aug 24, 2021
Carbide cutter bit with ribbed sides and conical tip
CATERPILLAR INC2 citations72
USD978923SFeb 21, 2023
Bucket shroud
CATERPILLAR INC4 citations70
US12529212B2Jan 20, 2026
Retention system for ripper tips
CATERPILLAR INC0 citations62
US12173481B2Dec 24, 2024
Retention system for ripper tips
CATERPILLAR INC0 citations62
US11746507B2Sep 5, 2023
Carbide cutter bit with ribbed sides and conical tip
CATERPILLAR INC0 citations62
US11365529B2Jun 21, 2022
Bolt retention assembly with extended travel for a work tool
CATERPILLAR INC1 citations62
US11970844B2Apr 30, 2024
Corner segment and corner shroud having a curved portion for a work implement
CATERPILLAR INC0 citations51
US12054921B2Aug 6, 2024
Corner guard for a work implement assembly
CATERPILLAR INC0 citations47