Assignee
KEY KNIFE INC
US·30 granted patents·546 citations·filing 1993–2007
Top patents by PatentIndex Score
30 records- 0191US7140408B1Knife assembly and chipping knife thereforKEY KNIFE INC·Filed 2006·Granted Nov 28, 2006·28 cites·37 claims
- 0284US6591878B2Method and apparatus for clamping a knifeKEY KNIFE INC·Filed 2001·Granted Jul 15, 2003·31 cites·20 claims
- 0380US7677282B2Knife assembly and chipping knife thereforKEY KNIFE INC·Filed 2006·Granted Mar 16, 2010·9 cites·36 claims
- 0479US8033308B2Double-sided wear insert for a chipperKEY KNIFE INC·Filed 2007·Granted Oct 11, 2011·9 cites·44 claims
- 0579US5333659AKnife holderKEY KNIFE INC·Filed 1993·Granted Aug 2, 1994·33 cites·12 claims
- 0677USRE38930EKnife holder for a chipper discKEY KNIFE INC·Filed 2000·Granted Jan 10, 2006·13 cites·25 claims
- 0777US5819826AChip cutting knife with spaced deflector ridgesKEY KNIFE INC·Filed 1997·Granted Oct 13, 1998·65 cites·8 claims
- 0875US7069969B2Wood cutting knife assembly providing improved knife stabilityKEY KNIFE INC·Filed 2003·Granted Jul 4, 2006·23 cites·14 claims
- 0975US5979522AKnife holder for a chipper discKEY KNIFE INC·Filed 1998·Granted Nov 9, 1999·33 cites·17 claims
- 1075US5709255AChipper with detachable facing knivesKEY KNIFE INC·Filed 1996·Granted Jan 20, 1998·37 cites·12 claims
- 1174US6757952B1Ring slicer with easily removable knife and knife assemblyKEY KNIFE INC·Filed 2002·Granted Jul 6, 2004·17 cites·16 claims
- 1273US6968879B2Knife and apparatus for clamping a knifeKEY KNIFE INC·Filed 2001·Granted Nov 29, 2005·23 cites·24 claims
- 1373US6688351B2Adjustable profiling head for a wood cutting apparatusKEY KNIFE INC·Filed 2002·Granted Feb 10, 2004·16 cites·11 claims
- 1472US7891388B2Knife and knife assembly for a planer side headKEY KNIFE INC·Filed 2007·Granted Feb 22, 2011·6 cites·20 claims
- 1571US6167929B1Method and apparatus for profiling a logKEY KNIFE INC·Filed 2000·Granted Jan 2, 2001·13 cites·16 claims
- 1669US6712105B1Method and apparatus for planing an article of woodKEY KNIFE INC·Filed 2002·Granted Mar 30, 2004·18 cites·10 claims
- 1768US5511597ASlabbing chipper with replaceable knives and wear plateKEY KNIFE INC·Filed 1995·Granted Apr 30, 1996·37 cites·11 claims
- 1865USRE36659EChipper with detachable facing knivesKEY KNIFE INC·Filed 1998·Granted Apr 18, 2000·24 cites·14 claims
- 1963US7441571B2Conical chipper/canter headKEY KNIFE INC·Filed 2005·Granted Oct 28, 2008·2 cites·43 claims
- 2061US6637483B2Method and apparatus for profiling a logKEY KNIFE INC·Filed 2001·Granted Oct 28, 2003·8 cites·15 claims
- 2161US5617908AChipping cutter head including end cutting knivesKEY KNIFE INC·Filed 1995·Granted Apr 8, 1997·25 cites·4 claims
- 2260US7836923B2Ring slicer with easily removable knife and knife assemblyKEY KNIFE INC·Filed 2004·Granted Nov 23, 2010·8 cites·18 claims
- 2360US7219706B2Apparatus having adjustable saws for wood cuttingKEY KNIFE INC·Filed 2002·Granted May 22, 2007·7 cites·15 claims
- 2459US7708040B2High speed planer headKEY KNIFE INC·Filed 2006·Granted May 4, 2010·4 cites·15 claims
- 2558US7343946B2High speed planer headKEY KNIFE INC·Filed 2004·Granted Mar 18, 2008·6 cites·19 claims
- 2656US7798186B2High speed planer headKEY KNIFE INC·Filed 2006·Granted Sep 21, 2010·1 cites·21 claims
- 2756US5816301AKnife supporting structureKEY KNIFE INC·Filed 1998·Granted Oct 6, 1998·26 cites·10 claims
- 2848US6330895B1Log flaking and loading method and apparatusKEY KNIFE INC·Filed 2000·Granted Dec 18, 2001·1 cites·14 claims
- 2948US6267164B1Chip and method for the production of wood pulpKEY KNIFE INC·Filed 1998·Granted Jul 31, 2001·13 cites·10 claims
- 3047US6058992AMethod and apparatus for profiling a logKEY KNIFE INC·Filed 1999·Granted May 9, 2000·10 cites·6 claims
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