Assignee
UNIROC AB
SE13 patents
Top patents by PatentIndex Score
US5052503AOct 1, 1991
Eccentric drilling tool
UNIROC AB90 citations91
US5688163ANov 18, 1997
Vibration dampening grinding cup and grinding cup holder for handheld grinding machines
UNIROC AB27 citations90
US5259469ANov 9, 1993
Drilling tool for percussive and rotary drilling
UNIROC AB83 citations87
US5040621AAug 20, 1991
Flushing means for drilling tools
UNIROC AB26 citations87
US6810956B1Nov 2, 2004
Thread coupling for a drill string for percussive rock drilling
UNIROC AB23 citations85
US5992545ANov 30, 1999
Down-the-hole drilling machine
UNIROC AB10 citations71
US5318140AJun 7, 1994
Fluid operated drill apparatus
UNIROC AB18 citations69
US5279371AJan 18, 1994
Down-the-hole drilling machine
UNIROC AB12 citations69
US5009274AApr 23, 1991
Laterally adjustable drilling tool
UNIROC AB9 citations68
US5785360AJul 28, 1998
Thread coupling for drill string elements for percussive drilling
UNIROC AB11 citations63
US5244049ASep 14, 1993
Rock drilling device
UNIROC AB5 citations61
US5207280AMay 4, 1993
Device in hammer machines
UNIROC AB3 citations61
US6003622ADec 21, 1999
Drill tube for use in upward rock drilling
UNIROC AB6 citations55