Assignee
KENNAMETAL PC INC
US·41 granted patents·1,752 citations·filing 1995–2002
Top patents by PatentIndex Score
41 records- 0197US6344149B1Polycrystalline diamond member and method of making the sameKENNAMETAL PC INC·Filed 1998·Granted Feb 5, 2002·252 cites·21 claims
- 0296US6599062B1Coated PCBN cutting insertsKENNAMETAL PC INC·Filed 2000·Granted Jul 29, 2003·110 cites·35 claims
- 0395US6425805B1Superhard material article of manufactureKENNAMETAL PC INC·Filed 2000·Granted Jul 30, 2002·52 cites·57 claims
- 0492US6478383B1Rotatable cutting tool-tool holder assemblyKENNAMETAL PC INC·Filed 1999·Granted Nov 12, 2002·180 cites·6 claims
- 0592US6415696B1Toolholder assemblyKENNAMETAL PC INC·Filed 1999·Granted Jul 9, 2002·88 cites·47 claims
- 0691US6238133B1Anti-rotation mounting mechanism for round cutting insertKENNAMETAL PC INC·Filed 1998·Granted May 29, 2001·107 cites·17 claims
- 0788US6331035B1Cutting tool holder assembly with press fitKENNAMETAL PC INC·Filed 1999·Granted Dec 18, 2001·75 cites·40 claims
- 0887US6524363B2Diamond coated cutting tools and method of manufactureKENNAMETAL PC INC·Filed 2002·Granted Feb 25, 2003·27 cites·16 claims
- 0987US6371702B1Spade blade drill and method of makingKENNAMETAL PC INC·Filed 1999·Granted Apr 16, 2002·79 cites·58 claims
- 1086US6287682B1Diamond coated tools and process for makingKENNAMETAL PC INC·Filed 1996·Granted Sep 11, 2001·61 cites·16 claims
- 1184US6244665B1Cutting toolholder with recessed groove for cutting tool removalKENNAMETAL PC INC·Filed 1999·Granted Jun 12, 2001·78 cites·12 claims
- 1283US6521353B1Low thermal conductivity hard metalKENNAMETAL PC INC·Filed 1999·Granted Feb 18, 2003·48 cites·38 claims
- 1382US6368377B1Tungsten carbide nickel-chromium alloy hard member and tools using the sameKENNAMETAL PC INC·Filed 2000·Granted Apr 9, 2002·33 cites·2 claims
- 1482US6309149B1Twist drill for dry drillingKENNAMETAL PC INC·Filed 1999·Granted Oct 30, 2001·49 cites·20 claims
- 1580US6924454B2Method of making an abrasive water jet with superhard materialsKENNAMETAL PC INC·Filed 2002·Granted Aug 2, 2005·15 cites·65 claims
- 1680US6204213B1Whisker reinforced ceramic cutting tool and composition thereofKENNAMETAL PC INC·Filed 1999·Granted Mar 20, 2001·42 cites·33 claims
- 1778US6217992B1Coated cutting insert with a C porosity substrate having non-stratified surface binder enrichmentKENNAMETAL PC INC·Filed 1999·Granted Apr 17, 2001·39 cites·16 claims
- 1873US6610113B1Process for heat treating ceramics and articles of manufacture made therebyKENNAMETAL PC INC·Filed 2000·Granted Aug 26, 2003·17 cites·5 claims
- 1972US6234579B1Cutting tool holder retention assemblyKENNAMETAL PC INC·Filed 1999·Granted May 22, 2001·39 cites·37 claims
- 2071US6374712B1Disk milling cutter and suitable indexable insertKENNAMETAL PC INC·Filed 2000·Granted Apr 23, 2002·16 cites·20 claims
- 2170US6790497B2Superhard material article of manufactureKENNAMETAL PC INC·Filed 2002·Granted Sep 14, 2004·9 cites·9 claims
- 2269US6267541B1Indexable insert with a V-shaped chip breakerKENNAMETAL PC INC·Filed 1999·Granted Jul 31, 2001·33 cites·16 claims
- 2367US6471734B1Ceramic and process for the continuous sintering thereofKENNAMETAL PC INC·Filed 1998·Granted Oct 29, 2002·22 cites·36 claims
- 2465US6293738B1Thread cutting bitKENNAMETAL PC INC·Filed 2000·Granted Sep 25, 2001·15 cites·17 claims
- 2565US6260638B1Rotatable cutting bit assembly with wedge-lock retention assemblyKENNAMETAL PC INC·Filed 1999·Granted Jul 17, 2001·40 cites·8 claims
- 2661US6786119B1Toolholder assemblyKENNAMETAL PC INC·Filed 2000·Granted Sep 7, 2004·10 cites·18 claims
- 2757US6270293B2Toolholder assemblyKENNAMETAL PC INC·Filed 1998·Granted Aug 7, 2001·20 cites·45 claims
- 2857US6196094B1Tool unit clamping apparatus having a locking mechanism with increased gripping forceKENNAMETAL PC INC·Filed 1995·Granted Mar 6, 2001·18 cites·3 claims
- 2954US6142485AChuck for rotary toolsKENNAMETAL PC INC·Filed 1999·Granted Nov 7, 2000·19 cites·13 claims
- 3052US6436204B1Diamond coated cutting tools and method of manufactureKENNAMETAL PC INC·Filed 1998·Granted Aug 20, 2002·12 cites·34 claims
- 3151US6593015B1Tool with a hard coating containing an aluminum-nitrogen compound and a boron-nitrogen compound and method of making the sameKENNAMETAL PC INC·Filed 1999·Granted Jul 15, 2003·14 cites·24 claims
- 3251US6315064B1Rotatable cutting bit assembly with cutting insertsKENNAMETAL PC INC·Filed 2000·Granted Nov 13, 2001·11 cites·3 claims
- 3349US6431799B1Slotting cutterKENNAMETAL PC INC·Filed 1999·Granted Aug 13, 2002·17 cites·19 claims
- 3448US6497537B1Slotting cutter with cartridge assemblyKENNAMETAL PC INC·Filed 1999·Granted Dec 24, 2002·15 cites·18 claims
- 3548US6220671B1Cutting tool holder retention systemKENNAMETAL PC INC·Filed 1999·Granted Apr 24, 2001·16 cites·36 claims
- 3646US6737010B2Process for heat treating ceramicsKENNAMETAL PC INC·Filed 2001·Granted May 18, 2004·1 cites·24 claims
- 3745US6247878B1Device and method for adjusting the position of cutting inserts mounted in a cutting toolKENNAMETAL PC INC·Filed 1999·Granted Jun 19, 2001·17 cites·15 claims
- 3845US6247759B1Cutting tool assembly with replaceable spray nozzleKENNAMETAL PC INC·Filed 1999·Granted Jun 19, 2001·18 cites·23 claims
- 3940US6464433B1Elongate support member and method of making the sameKENNAMETAL PC INC·Filed 1998·Granted Oct 15, 2002·8 cites·19 claims
- 4036US6367567B1Lockable drill steel and chuck assemblyKENNAMETAL PC INC·Filed 1999·Granted Apr 9, 2002·13 cites·33 claims
- 4135US6386641B2Weld joint design for cornersKENNAMETAL PC INC·Filed 1999·Granted May 14, 2002·17 cites·22 claims
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