Assignee
SANDVIK ROCK TOOLS AB
US·28 granted patents·1,209 citations·filing 1986–2002
Top patents by PatentIndex Score
28 records- 0195US6546977B1Stump grinding apparatusSANDVIK ROCK TOOLS AB·Filed 2002·Granted Apr 15, 2003·65 cites·22 claims
- 0294US6435434B1Striker bar for disintegrating breakable materialsSANDVIK ROCK TOOLS AB·Filed 2000·Granted Aug 20, 2002·53 cites·16 claims
- 0394US6382277B1Stump grinding wheel and cutting assemblies thereforSANDVIK ROCK TOOLS AB·Filed 2001·Granted May 7, 2002·56 cites·20 claims
- 0494US6270165B1Cutting tool for breaking hard material, and a cutting cap thereforSANDVIK ROCK TOOLS AB·Filed 1999·Granted Aug 7, 2001·141 cites·11 claims
- 0591US6702393B2Rotatable cutting bit and retainer sleeve thereforSANDVIK ROCK TOOLS AB·Filed 2001·Granted Mar 9, 2004·89 cites·4 claims
- 0686US5060740AScrew thread couplingSANDVIK ROCK TOOLS AB·Filed 1990·Granted Oct 29, 1991·77 cites·20 claims
- 0785US4765416AMethod for prudent penetration of a casing through sensible overburden or sensible structuresSANDVIK ROCK TOOLS AB·Filed 1986·Granted Aug 23, 1988·103 cites·1 claims
- 0880US6601620B1Stump grinding bit and tip thereforSANDVIK ROCK TOOLS AB·Filed 2002·Granted Aug 5, 2003·25 cites·17 claims
- 0973US5236499ASprayable wall sealantSANDVIK ROCK TOOLS AB·Filed 1991·Granted Aug 17, 1993·37 cites·28 claims
- 1072US5220967ADrill and self-centering cutter insert thereforSANDVIK ROCK TOOLS AB·Filed 1991·Granted Jun 22, 1993·54 cites·18 claims
- 1171US4862976ASpline drive for percussion drilling toolSANDVIK ROCK TOOLS AB·Filed 1988·Granted Sep 5, 1989·54 cites·14 claims
- 1270US5436396AStabilizing compositions and methods for stabilizing subterranean formationsSANDVIK ROCK TOOLS AB·Filed 1992·Granted Jul 25, 1995·28 cites·23 claims
- 1367US4878550APilot-valve-controlled percussion drilling toolSANDVIK ROCK TOOLS AB·Filed 1988·Granted Nov 7, 1989·41 cites·24 claims
- 1466US5407021ADown-the-hole hammer drill having reverse circulationSANDVIK ROCK TOOLS AB·Filed 1993·Granted Apr 18, 1995·48 cites·22 claims
- 1566US5375672AMine roof drill bit and cutting insert thereforSANDVIK ROCK TOOLS AB·Filed 1992·Granted Dec 27, 1994·45 cites·12 claims
- 1665US5163523AScrew thread structure for percussion drill driver sub and caseSANDVIK ROCK TOOLS AB·Filed 1991·Granted Nov 17, 1992·45 cites·5 claims
- 1763US5829540AMine roof drill bit and cutting insert thereforSANDVIK ROCK TOOLS AB·Filed 1993·Granted Nov 3, 1998·36 cites·6 claims
- 1862US5043019ASealant for concrete or cinder block wallsSANDVIK ROCK TOOLS AB·Filed 1989·Granted Aug 27, 1991·17 cites·26 claims
- 1959US5996715AMine roof drill bit and cutting insert thereforSANDVIK ROCK TOOLS AB·Filed 1998·Granted Dec 7, 1999·37 cites·4 claims
- 2058US4924948AShock absorbing bit retaining ringSANDVIK ROCK TOOLS AB·Filed 1988·Granted May 15, 1990·34 cites·12 claims
- 2157US5993116AFiller-containing rock bolt anchoring system and method of preparation thereofSANDVIK ROCK TOOLS AB·Filed 1997·Granted Nov 30, 1999·19 cites·17 claims
- 2257US4867015ARock drilling bit and a method of producing the sameSANDVIK ROCK TOOLS AB·Filed 1988·Granted Sep 19, 1989·32 cites·4 claims
- 2355US4923018APercussion drillSANDVIK ROCK TOOLS AB·Filed 1989·Granted May 8, 1990·31 cites·20 claims
- 2448US6454360B1Ground-working tools for use in power rakesSANDVIK ROCK TOOLS AB·Filed 2000·Granted Sep 24, 2002·2 cites·11 claims
- 2546US5090500AReplaceable wear sleeve for percussion drillSANDVIK ROCK TOOLS AB·Filed 1990·Granted Feb 25, 1992·20 cites·16 claims
- 2636US5301763AApparatus for drilling holes in mine roofs and a roof drill bit for use thereinSANDVIK ROCK TOOLS AB·Filed 1993·Granted Apr 12, 1994·15 cites·14 claims
- 2733US6634444B2Drill bit for trenchless drillingSANDVIK ROCK TOOLS AB·Filed 2002·Granted Oct 21, 2003·3 cites·7 claims
- 2822US4745983ABit seat protector device for drilling systems or the likeSANDVIK ROCK TOOLS AB·Filed 1986·Granted May 24, 1988·2 cites·4 claims
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