Inventor · disambiguated record
Arvo Jonkka
Also filed as: JONKKA ARVO
24 granted patents·5 pending applications·260 citations·filing 1990–2009
96Inventor score
Files withMETSO PAPER INC11SUNDS DEFIBRATOR WOODHANDLING8METSO WOODHANDLING OY3RAUMA REPOLA OY2SAARI ILKKA1
Top patents by PatentIndex Score
29 records- 0174US5660218ABlade system to be used in wood chipping, a blade; a guide member and a filler member as well as a method for changing bladesSUNDS DEFIBRATOR WOODHANDLING·Filed 1994·Granted Aug 26, 1997·33 cites·9 claims
- 0272US7234909B2Apparatus for storage and unloading of granular materialMETSO PAPER INC·Filed 2006·Granted Jun 26, 2007·7 cites·7 claims
- 0371US7063282B2Comminuting apparatusMETSO PAPER INC·Filed 2005·Granted Jun 20, 2006·5 cites·6 claims
- 0471US5765452AMethod for improving the endurance of a blade base of a disc chipper, a blade base of a disc chipper and a disc chipperSUNDS DEFIBRATOR WOODHANDLING·Filed 1996·Granted Jun 16, 1998·18 cites·20 claims
- 0569US6546979B2Method for controlling a drum debarkerMETSO PAPER INC·Filed 2002·Granted Apr 15, 2003·12 cites·20 claims
- 0669US6056030ABlade disk arrangement for a disk chipper and a hinge strip of a wear plateSUNDS DEFIBRATOR WOODHANDLING·Filed 1997·Granted May 2, 2000·28 cites·3 claims
- 0765US7101140B2Apparatus for storage and unloading of granular materialMETSO PAPER INC·Filed 2003·Granted Sep 5, 2006·10 cites·6 claims
- 0863US5063981AMethod and means of conveyance of solid matter in pieces or particlesRAUMA REPOLA OY·Filed 1990·Granted Nov 12, 1991·22 cites·17 claims
- 0962US5857508AMethod of fastening a wear plate and a knife base to a disc chipper, and a disc chipperSUNDS DEFIBRATOR WOODHANDLING·Filed 1996·Granted Jan 12, 1999·23 cites·16 claims
- 1061US7735762B2Knife system for a disc chipperMETSO PAPER INC·Filed 2009·Granted Jun 15, 2010·1 cites·8 claims
- 1160US7584772B2Method for clamping a knife in a disc chipper and a knife clamp for a knife assemblyMETSO PAPER INC·Filed 2003·Granted Sep 8, 2009·7 cites·4 claims
- 1254US6484770B1Method of chipping of wood and a disc chipperMETSO WOODHANDLING OY·Filed 1999·Granted Nov 26, 2002·17 cites·6 claims
- 1353US7293730B2Knife fixing methodMETSO PAPER INC·Filed 2003·Granted Nov 13, 2007·3 cites·21 claims
- 1451US6769532B1Method and apparatus for conveying a solid materialMETSO WOODHANDLING OY·Filed 2000·Granted Aug 3, 2004·3 cites·10 claims
- 1551US5992204AMethod of increasing the strength of a blade, and a bladeSUNDS DEFIBRATOR WOODHANDLING·Filed 1995·Granted Nov 30, 1999·15 cites·12 claims
- 1649US7600545B2Processing apparatus of wood to be chippedMETSO PAPER INC·Filed 2008·Granted Oct 13, 2009·1 cites·8 claims
- 1749US5988358AScrew conveyorSUNDS DEFIBRATOR WOODHANDLING·Filed 1998·Granted Nov 23, 1999·12 cites·4 claims
- 1848US6516843B2Method for defrosting logs and a defrosting apparatusMETSO WOODHANDLING OY·Filed 2001·Granted Feb 11, 2003·3 cites·10 claims
- 1946US8167115B2Method of supporting an unloading conveyor bridgeSAARI ILKKA·Filed 2009·Granted May 1, 2012·3 cites·12 claims
- 2045US5372062AMethod and a press for compressing material having two opposed transfer elements exacting a greater pressing force on the material during a forward motion than the pressing force exerted during a return motionSUNDS DEFIBRATOR WOODHANDLING·Filed 1992·Granted Dec 13, 1994·9 cites·15 claims
- 2144US2009188586A1Method and apparatus for drum debarking of woodMETSO PAPER INC·Filed 2005·Application pending·0 cites
- 2244US2005095164A1Method for manufacturing a wear plate of a disc chipper and wear plate of a disc chipperMETSO PAPER INC·Filed 2004·Application pending·0 cites
- 2343US5660076ADrive system of a rotating drumSUNDS DEFIBRATOR WOODHANDLING·Filed 1995·Granted Aug 26, 1997·11 cites·20 claims
- 2441US2006272786A1Method and apparatus for removing gas from particulated materialMETSO PAPER INC·Filed 2005·Application pending·0 cites
- 2538US2004060616A1Method for setting the feed position in a disc chipper based on the size of logs being chipped and disc chipper suited for implementing the methodFiled 2002·Application pending·0 cites
- 2636US2004250910A1Method and apparatus for separating loosened bark and logsFiled 2002·Application pending·0 cites
- 2734US5134929AMethod and equipment for compressing material consisting of particlesRAUMA REPOLA OY·Filed 1990·Granted Aug 4, 1992·5 cites·9 claims
- 2832US5975169AFeeding method and feeding chute of disc chipperSUNDS DEFIBRATOR WOODHANDING O·Filed 1998·Granted Nov 2, 1999·7 cites·10 claims
- 2924US6213178B1Method and apparatus for handling logs to be debarkedVALMET WOODHANDLING OY·Filed 1998·Granted Apr 10, 2001·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →