Inventor
BORSCHERT BERNHARD
DE22 patents
⚠️ This page may combine multiple inventors who share the name “BORSCHERT BERNHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KENNAMETAL INC
11 patentsUS7048480B2May 23, 2006
Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert
KENNAMETAL INC49 citations95
US6988859B2Jan 24, 2006
Drill bit and method for grinding a drill bit
KENNAMETAL INC51 citations95
US7360974B2Apr 22, 2008
Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
KENNAMETAL INC48 citations94
US7306410B2Dec 11, 2007
Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert
KENNAMETAL INC45 citations94
US7832967B2Nov 16, 2010
Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
KENNAMETAL INC23 citations92
US7201543B2Apr 10, 2007
Twist drill and method for producing a twist drill which method includes forming a flute of a twist drill
KENNAMETAL INC48 citations92
US8366358B2Feb 5, 2013
Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
KENNAMETAL INC13 citations91
US7591617B2Sep 22, 2009
Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert
KENNAMETAL INC23 citations90
US7476067B2Jan 13, 2009
Drill bit
KENNAMETAL INC37 citations90
US8807888B2Aug 19, 2014
Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
KENNAMETAL INC11 citations81
US8043030B2Oct 25, 2011
Tool holder, drill holder, reamer holder, and milling cutter holder
KENNAMETAL INC3 citations54
KENNAMETAL HERTEL AG
3 patentsUS6045301AApr 4, 2000
Drill with cooling-lubricant channel
KENNAMETAL HERTEL AG139 citations97
US6116825ASep 12, 2000
Rotating cutting tool with a coolant passage and a method of providing it with coolant
KENNAMETAL HERTEL AG76 citations95
US5915895AJun 29, 1999
Drilling and chamfering tool
KENNAMETAL HERTEL AG34 citations92