Assignee
GRADALL COMPANY
US10 patents
Top patents by PatentIndex Score
US5722190AMar 3, 1998
Priority biased load sense hydraulic system for hydraulic excavators
GRADALL COMPANY23 citations92
US4705295ANov 10, 1987
Material handling vehicle stabilizer
GRADALL COMPANY42 citations91
US4705450ANov 10, 1987
Single engine excavator with remote control
GRADALL COMPANY36 citations89
US6308441B1Oct 30, 2001
Excavator
GRADALL COMPANY22 citations85
US4828452AMay 9, 1989
Single engine excavator capable of railroad use
GRADALL COMPANY43 citations85
US4822237AApr 18, 1989
Extended reach materials handling apparatus
GRADALL COMPANY43 citations85
US4700802AOct 20, 1987
Material handling vehicle having remote transmission controller
GRADALL COMPANY18 citations72
US4728249AMar 1, 1988
Telescoping boom assembly with longitudinally displaceable base boom section
GRADALL COMPANY14 citations70
US4651846AMar 24, 1987
Rear drive inching control for a four wheel drive vehicle
GRADALL COMPANY20 citations69
US4516655AMay 14, 1985
Remote drive with powershift transmission
GRADALL COMPANY19 citations64