Assignee
ROCKLAND INC
US36 patents
Top patents by PatentIndex Score
US6709224B2Mar 23, 2004
Implement coupling assembly
ROCKLAND INC23 citations92
US6659708B2Dec 9, 2003
Implement coupling assembly
ROCKLAND INC24 citations92
US6490815B1Dec 10, 2002
Excavator bucket with ripping implement
ROCKLAND INC23 citations92
US6120237ASep 19, 2000
Attachment for groundworking and material handling machines and a strut assembly therefor
ROCKLAND INC34 citations92
US5518359AMay 21, 1996
Material handling attachment for front-end loaders and the like
ROCKLAND INC26 citations92
US6209237B1Apr 3, 2001
Material handling assembly for excavating machines and the like having improved component storage means
ROCKLAND INC35 citations91
US5621987AApr 22, 1997
Implement coupling assembly for excavator machines and the like
ROCKLAND INC23 citations91
US4013182AMar 22, 1977
Detachable coupling system
ROCKLAND INC37 citations90
US6718663B1Apr 13, 2004
Assembly for coupling implements to excavating machines
ROCKLAND INC35 citations89
US6203267B1Mar 20, 2001
Material handling assembly for machines and thumb assembly thereof
ROCKLAND INC47 citations89
US6163988ADec 26, 2000
Assembly connectable to an operating arm of a machine for performing work functions
ROCKLAND INC22 citations87
US7568421B2Aug 4, 2009
Cartridge feeding attachment for firearms
ROCKLAND INC20 citations83
US6857842B2Feb 22, 2005
Adapter assembly for an implement coupling system
ROCKLAND INC16 citations83
US6658770B2Dec 9, 2003
Implement coupling assembly for excavating machines and the like
ROCKLAND INC13 citations83
US6354790B1Mar 12, 2002
Attachment for earth-moving machines
ROCKLAND INC14 citations83
US6311417B1Nov 6, 2001
Excavator bucket assembly
ROCKLAND INC18 citations83
US6269560B1Aug 7, 2001
Sweeping assembly for excavating machines and the like
ROCKLAND INC18 citations83
US7322177B2Jan 29, 2008
Machine for gathering ground strewn articles
ROCKLAND INC10 citations81
US7156236B2Jan 2, 2007
Machine for removing articles deposited on the ground
ROCKLAND INC10 citations81
US4848483AJul 18, 1989
Tool attachment means for tractors
ROCKLAND INC20 citations81
US6843005B2Jan 18, 2005
Grappling attachment for excavating machines and the like
ROCKLAND INC23 citations80
US6655053B1Dec 2, 2003
Tool attachment for excavating machines and the like
ROCKLAND INC30 citations80
US7111419B1Sep 26, 2006
Thumb for a backhoe
ROCKLAND INC8 citations74
US5542478AAug 6, 1996
Combination sloper and tailgrader attachment for vehicles
ROCKLAND INC7 citations73
US5618157AApr 8, 1997
Detachable coupler assembly
ROCKLAND INC15 citations72
US7086216B2Aug 8, 2006
Machine for gathering ground strewn articles
ROCKLAND INC7 citations71
US5611158AMar 18, 1997
Assembly for coupling an implement to an operating arm of a machine in various angular positions
ROCKLAND INC14 citations71
US5575093ANov 19, 1996
Coupler assembly
ROCKLAND INC17 citations71
US5779430AJul 14, 1998
Material handling system
ROCKLAND INC17 citations70
US7037064B2May 2, 2006
Grapple assembly for excavating machines and the like
ROCKLAND INC5 citations62
US6857843B2Feb 22, 2005
Grappling assembly for excavating machines
ROCKLAND INC5 citations62
US6269561B1Aug 7, 2001
Tiltable implement for excavator machines and the like
ROCKLAND INC4 citations61
US4553778ANov 19, 1985
Implement snubbing device
ROCKLAND INC6 citations61
US6979167B2Dec 27, 2005
Excavator coupler assembly
ROCKLAND INC6 citations60
US8360707B2Jan 29, 2013
Detachable implement handling apparatus for tractors
ROCKLAND INC1 citations51
US12252862B2Mar 18, 2025
Compaction wheel assembly
ROCKLAND INC0 citations50