Inventor
KRISTEN FERDINAND
DE21 patents
⚠️ This page may combine multiple inventors who share the name “KRISTEN FERDINAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HILTI AG
19 patentsUS6127751AOct 3, 2000
Electric tool
HILTI AG111 citations98
US6520270B2Feb 18, 2003
Depth stop assembly for a hand-held power tool
HILTI AG125 citations97
US6866105B2Mar 15, 2005
Electrical, fan-cooled tool
HILTI AG96 citations96
US5954457ASep 21, 1999
Hand-held device
HILTI AG89 citations94
US5879111AMar 9, 1999
Hand-held device
HILTI AG84 citations94
US7500527B2Mar 10, 2009
Hand-held power tool with a decoupling device
HILTI AG51 citations92
US7011165B2Mar 14, 2006
Rotating electric hand tool implement with safety routine
HILTI AG36 citations92
US6948570B2Sep 27, 2005
Electrical hand tool machine with vibration damped striking mechanism
HILTI AG33 citations92
US6902012B2Jun 7, 2005
Percussion electrical hand-held tool
HILTI AG36 citations92
US6776245B2Aug 17, 2004
Electrical hand-held power tool with an electropneumatic percussion mechanism
HILTI AG78 citations92
US5907208AMay 25, 1999
Rotor for an electric motor
HILTI AG32 citations92
US5821661AOct 13, 1998
Electromotor
HILTI AG25 citations92
US7174972B2Feb 13, 2007
Electrical hand-held power tool with non-contacting electrical manual control switch
HILTI AG41 citations91
US6220046B1Apr 24, 2001
Equipment for working a hard material
HILTI AG21 citations91
US7048076B2May 23, 2006
Percussion electrical hand held tool
HILTI AG23 citations90
US6644450B2Nov 11, 2003
Safety clutch for electrical hand-held tool
HILTI AG13 citations83
US7802632B2Sep 28, 2010
Stranded wire retaining channel for an electrical tool
HILTI AG4 citations63
US11117250B2Sep 14, 2021
Hand-held machine tool
HILTI AG0 citations57
US12064856B2Aug 20, 2024
Eccentric drive for a portable power tool
HILTI AG0 citations52