Inventor
NEUKIRCHEN AXEL
DE8 patents
Patents
8 patentsUS5145237ASep 8, 1992
Cutter bit with optimized shank
HILTI AG22 citations92
US5503237AApr 2, 1996
Helical drill
HILTI AG20 citations91
US5553682ASep 10, 1996
Rock drill
HILTI AG33 citations90
US5492187AFeb 20, 1996
Twist drill
HILTI AG47 citations90
US5779403AJul 14, 1998
Percussive blow assisted rotary drill
HILTI AG20 citations89
US5427481AJun 27, 1995
Tool bit and tool bit chuck for hand tools
HILTI AG11 citations70
US5529445AJun 25, 1996
Tool bit and tool chuck for manually operated tools
HILTI AG4 citations62
US5836408ANov 17, 1998
Rotary percussion blow assisted drill
HILTI AG3 citations59