Inventor · disambiguated record
Leo Hakkinen
Also filed as: HAEKKINEN LEO · HAKKINEN LEO
12 granted patents·184 citations·filing 1975–2002
92Inventor score
Files withTAMROCK OY5TAMPELLA OY AB4SANDVIK TAMROCK1SANDVIK TAMROCK OY1TAMPELLA AB MECHANICAL WORKSHO1
Top patents by PatentIndex Score
12 records- 0180US4735539AApparatus for handling sheets or the likeTAMPELLA OY AB·Filed 1987·Granted Apr 5, 1988·39 cites·7 claims
- 0279US6616244B2Method and arrangement for determining position of unmanned mining vehiclesSANDVIK TAMROCK·Filed 2002·Granted Sep 9, 2003·35 cites·10 claims
- 0352US3966019ALubricating system of pressure fluid operated rock drill machinesTAMPELLA AB MECHANICAL WORKSHO·Filed 1975·Granted Jun 29, 1976·18 cites·7 claims
- 0446US5297642AApparatus for storing drill rodsTAMROCK OY·Filed 1991·Granted Mar 29, 1994·26 cites·7 claims
- 0545US5884712AArrangement for a telescope feeder of a rock-drilling machineTAMROCK OY·Filed 1996·Granted Mar 23, 1999·22 cites·2 claims
- 0644US6615932B2Arrangement in rock drilling apparatusSANDVIK TAMROCK OY·Filed 2001·Granted Sep 9, 2003·10 cites·9 claims
- 0733US6009957AArrangement in a feed beam of a rock drillTAMROCK OY·Filed 1996·Granted Jan 4, 2000·10 cites·5 claims
- 0832US4729279ADevice for transport of cannon or such likeTAMPELLA OY AB·Filed 1986·Granted Mar 8, 1988·8 cites·12 claims
- 0930US6015112AArrangement for leading flexible elements to a rock drill, and a hose reel structureTAMROCK OY·Filed 1997·Granted Jan 18, 2000·4 cites·9 claims
- 1029US5896936AArrangement for controlling boom for rock drilling unitTAMROCK OY·Filed 1995·Granted Apr 27, 1999·5 cites·7 claims
- 1128US4065845ADevice for changing bore crownsTAMPELLA OY AB·Filed 1975·Granted Jan 3, 1978·4 cites·2 claims
- 1222US4591005ADrill rod opening device for sectional-rod drilling equipmentTAMPELLA OY AB·Filed 1983·Granted May 27, 1986·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →