Inventor
KRIEGER DANIEL J
US26 patents
⚠️ This page may combine multiple inventors who share the name “KRIEGER DANIEL J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARK EQUIPMENT CO
21 patentsUS6305419B1Oct 23, 2001
Variable pilot pressure control for pilot valves
CLARK EQUIPMENT CO37 citations92
US6902024B2Jun 7, 2005
Lateral operator restraint system and position sensor for material handler
CLARK EQUIPMENT CO48 citations86
US7455494B2Nov 25, 2008
Control circuit for an attachment mounting device
CLARK EQUIPMENT CO12 citations84
US7156404B2Jan 2, 2007
Adjustable height suspension
CLARK EQUIPMENT CO17 citations84
US6389922B1May 21, 2002
Control for drive motors for a self-propelled machine
CLARK EQUIPMENT CO14 citations84
US6616199B1Sep 9, 2003
Two stage latch for heavy duty engine cover
CLARK EQUIPMENT CO14 citations82
US7537079B2May 26, 2009
Passively rephasing piston
CLARK EQUIPMENT CO11 citations79
US11142885B2Oct 12, 2021
Mechanical self-leveling lift arm structure for power machine
CLARK EQUIPMENT CO6 citations73
US7712555B2May 11, 2010
Steerable series two speed motor configuration
CLARK EQUIPMENT CO7 citations73
US7316111B2Jan 8, 2008
Multi-purpose hydraulic system
CLARK EQUIPMENT CO5 citations73
US6477914B1Nov 12, 2002
Motion alarm
CLARK EQUIPMENT CO7 citations73
US11305812B2Apr 19, 2022
Traction control for steering articulated power machine
CLARK EQUIPMENT CO3 citations70
US7160076B2Jan 9, 2007
Work machine with boom stop
CLARK EQUIPMENT CO9 citations67
US11255070B2Feb 22, 2022
Hydraulic coupling
CLARK EQUIPMENT CO2 citations63
US11685451B2Jun 27, 2023
Shield for drive motor
CLARK EQUIPMENT CO1 citations62
US11052715B2Jul 6, 2021
Loader suspension
CLARK EQUIPMENT CO0 citations62
US7506506B2Mar 24, 2009
Multi-purpose hydraulic system
CLARK EQUIPMENT CO2 citations62
US12103608B2Oct 1, 2024
Traction control for steering articulated power machine
CLARK EQUIPMENT CO0 citations60
US7506719B2Mar 24, 2009
Self-synchronizing hydraulic system
CLARK EQUIPMENT CO1 citations52
US11105065B2Aug 31, 2021
Lift arm leveling system
CLARK EQUIPMENT CO0 citations50
US11878743B2Jan 23, 2024
Assist mechanism for moving cab on power machine
CLARK EQUIPMENT CO0 citations47
DOOSAN BOBCAT NORTH AMERICA INC
3 patentsUS12312764B2May 27, 2025
Self-leveling lift arm assembly for power machines
DOOSAN BOBCAT NORTH AMERICA INC0 citations50
US12590440B2Mar 31, 2026
Systems and methods for control of excavators and other power machines
DOOSAN BOBCAT NORTH AMERICA INC0 citations43
US12584293B2Mar 24, 2026
Systems and methods for control of excavators and other power machines
DOOSAN BOBCAT NORTH AMERICA INC0 citations43