Assignee
LASER ALIGNMENT
US25 patents
Top patents by PatentIndex Score
US6195901B1Mar 6, 2001
Laser beam projector power and communication system
LASER ALIGNMENT44 citations96
US5572809ANov 12, 1996
Control for hydraulically operated construction machine having multiple tandem articulated members
LASER ALIGNMENT60 citations96
US4945221AJul 31, 1990
Apparatus and method for controlling a hydraulic excavator
LASER ALIGNMENT69 citations96
US4866641ASep 12, 1989
Apparatus and method for controlling a hydraulic excavator
LASER ALIGNMENT56 citations96
US4829418AMay 9, 1989
Apparatus and method for controlling a hydraulic excavator
LASER ALIGNMENT96 citations96
US4805086AFeb 14, 1989
Apparatus and method for controlling a hydraulic excavator
LASER ALIGNMENT60 citations96
US5243398ASep 7, 1993
Surveying instrument including low power light plane generator
LASER ALIGNMENT70 citations95
US5327345AJul 5, 1994
Position control system for a construction implement such as a road grader
LASER ALIGNMENT58 citations94
US5689330ANov 18, 1997
Laser plane generator having self-calibrating levelling system
LASER ALIGNMENT74 citations93
US6314650B1Nov 13, 2001
Laser system for generating a reference plane
LASER ALIGNMENT45 citations92
US5953838ASep 21, 1999
Control for hydraulically operated construction machine having multiple tandem articulated members
LASER ALIGNMENT43 citations92
US5711022AJan 20, 1998
Starting position control for demolition apparatus
LASER ALIGNMENT25 citations92
US4884939ADec 5, 1989
Self-contained laser-activated depth sensor for excavator
LASER ALIGNMENT44 citations92
US5742069AApr 21, 1998
Digitally filtered laser receiver
LASER ALIGNMENT36 citations91
US3936197AFeb 3, 1976
Self-leveling laser assembly
LASER ALIGNMENT72 citations91
US5430651AJul 4, 1995
Position control system for a construction implement such as a road grader
LASER ALIGNMENT32 citations90
US5287365AFeb 15, 1994
Compact laser apparatus
LASER ALIGNMENT36 citations90
US6364028B1Apr 2, 2002
Control and method for positioning a tool of a construction apparatus
LASER ALIGNMENT33 citations89
US6152238ANov 28, 2000
Control and method for positioning a tool of a construction apparatus
LASER ALIGNMENT36 citations89
US5953108ASep 14, 1999
Laser beam projector power and communication system
LASER ALIGNMENT18 citations86
US5559725ASep 24, 1996
Automatic depth control for trencher
LASER ALIGNMENT37 citations86
US5621531AApr 15, 1997
Self-aligning sewer pipe laser
LASER ALIGNMENT28 citations83
US6622392B1Sep 23, 2003
Target with diffractive elements for use with laser beam generating devices
LASER ALIGNMENT16 citations81
US4293218AOct 6, 1981
Reference light beam projector
LASER ALIGNMENT21 citations78
USD348227SJun 28, 1994
Laser beacon
LASER ALIGNMENT11 citations71