Inventor
SIDDLE DAVID R
US21 patents
⚠️ This page may combine multiple inventors who share the name “SIDDLE DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KENNAMETAL INC
15 patentsUS6044920AApr 4, 2000
Rotatable cutting bit assembly with cutting inserts
KENNAMETAL INC158 citations99
US7325471B2Feb 5, 2008
Toolholder and cutting insert for a toolholder assembly
KENNAMETAL INC77 citations98
US6109377AAug 29, 2000
Rotatable cutting bit assembly with cutting inserts
KENNAMETAL INC74 citations96
US5607206AMar 4, 1997
Cutting tool holder retention system
KENNAMETAL INC64 citations96
US5074723ADec 24, 1991
Method and apparatus for balancing a rotary tool assembly
KENNAMETAL INC68 citations96
US5996714ADec 7, 1999
Rotatable cutting bit assembly with wedge-lock retention assembly
KENNAMETAL INC51 citations95
US7357697B2Apr 15, 2008
Superhard material article of manufacture
KENNAMETAL INC12 citations92
US6176332B1Jan 23, 2001
Rotatable cutting bit assembly with cutting inserts
KENNAMETAL INC41 citations92
US5769505AJun 23, 1998
Cutting tool holder retention system
KENNAMETAL INC28 citations92
US5716167AFeb 10, 1998
High-speed, cartridge-type milling cutter
KENNAMETAL INC44 citations89
US7144210B2Dec 5, 2006
Tool holder
KENNAMETAL INC9 citations74
US6129422AOct 10, 2000
Cutting tool holder retention system
KENNAMETAL INC14 citations72
US5292213AMar 8, 1994
Coupling device for high-speed rotation
KENNAMETAL INC13 citations72
US4928373AMay 29, 1990
Collet tool
KENNAMETAL INC4 citations63
US5001823AMar 26, 1991
Method of removing a collet from a retainer
KENNAMETAL INC0 citations42
KENNAMETAL PC INC
5 patentsUS6425805B1Jul 30, 2002
Superhard material article of manufacture
KENNAMETAL PC INC52 citations96
US6924454B2Aug 2, 2005
Method of making an abrasive water jet with superhard materials
KENNAMETAL PC INC15 citations92
US6260638B1Jul 17, 2001
Rotatable cutting bit assembly with wedge-lock retention assembly
KENNAMETAL PC INC40 citations91
US6790497B2Sep 14, 2004
Superhard material article of manufacture
KENNAMETAL PC INC9 citations74
US6315064B1Nov 13, 2001
Rotatable cutting bit assembly with cutting inserts
KENNAMETAL PC INC11 citations74