Inventor · disambiguated record
Erkki Ahola
Also filed as: AHOLA ERKKI
18 granted patents·121 citations·filing 2004–2020
93Inventor score
Files withSANDVIK MINING & CONSTR OY8HIAB AB2KESKINIVA MARKKU2SANDVIK MINING & CONSTRUCTION OY2SANDVIK TAMROCK OY2
Top patents by PatentIndex Score
18 records- 0183US7290622B2Impact device with a rotable control valveSANDVIK MINING & CONSTR OY·Filed 2005·Granted Nov 6, 2007·14 cites·17 claims
- 0278US11307588B2Vehicle accessory arrangementHIAB AB·Filed 2020·Granted Apr 19, 2022·2 cites·15 claims
- 0375US7717190B2Method for controlling percussion device, software production, and percussion deviceSANDVIK MINING & CONSTR OY·Filed 2005·Granted May 18, 2010·16 cites·12 claims
- 0469US8342261B2Method and equipment for small-charge blastingSANDVIK MINING & CONSTRUCTION OY·Filed 2008·Granted Jan 1, 2013·8 cites·6 claims
- 0569US7878263B2Pressure-fluid-operated percussion deviceSANDVIK MINING & CONSTR OY·Filed 2005·Granted Feb 1, 2011·9 cites·5 claims
- 0658US7836969B2Method for controlling pressure fluid operated percussion device, and percussion deviceSANDVIK MINING & CONSTR OY·Filed 2006·Granted Nov 23, 2010·4 cites·21 claims
- 0758US7013996B2Impact deviceSANDVIK TAMROCK OY·Filed 2004·Granted Mar 21, 2006·21 cites·9 claims
- 0856US7441608B2Percussion device with a transmission element compressing an elastic energy storing materialSANDVIK MINING & CONSTR OY·Filed 2007·Granted Oct 28, 2008·2 cites·9 claims
- 0955US8061434B2Percussion deviceKESKINIVA MARKKU·Filed 2006·Granted Nov 22, 2011·5 cites·26 claims
- 1055US7322425B2Method of generating stress pulse in tool by means of pressure fluid operated impact device, and impact deviceSANDVIK MINING & CONSTR OY·Filed 2004·Granted Jan 29, 2008·10 cites·32 claims
- 1150US8151901B2Impact device and method for generating stress pulse thereinKESKINIVA MARKKU·Filed 2004·Granted Apr 10, 2012·8 cites·33 claims
- 1249US7891437B2Method for breaking rockSANDVIK MINING & CONSTRUCTION OY·Filed 2005·Granted Feb 22, 2011·2 cites·12 claims
- 1348US8418618B2Method and apparatus for small-charge blastingAHOLA ERKKI·Filed 2008·Granted Apr 16, 2013·5 cites·5 claims
- 1447US7178447B2Control valve and a method for a percussion device with a working cycle involving several coupling momentsSANDVIK TAMROCK OY·Filed 2004·Granted Feb 20, 2007·4 cites·25 claims
- 1547US7174824B2Control valve in a percussion device and a method comprising a closed pressure space at the end position of the pistonSAHDVIK TAMROCK OY·Filed 2004·Granted Feb 13, 2007·7 cites·18 claims
- 1646US7252154B2Percussion device with a transmission element compressing an elastic energy storing materialSANDVIK MINING & CONSTR OY·Filed 2004·Granted Aug 7, 2007·4 cites·6 claims
- 1739US11472434B2Vehicle comprising a vehicle accessory arrangementHIAB AB·Filed 2020·Granted Oct 18, 2022·0 cites·16 claims
- 1838US7743851B2Method and rock drilling rig for hole drillingSANDVIK MINING & CONSTR OY·Filed 2006·Granted Jun 29, 2010·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →