Inventor
FEHRLE SIEGFRIED
DE14 patents
⚠️ This page may combine multiple inventors who share the name “FEHRLE SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOSCH GMBH ROBERT
13 patentsUS5199833AApr 6, 1993
Hand held power tool with removable tool holder
BOSCH GMBH ROBERT153 citations98
US5984596ANov 16, 1999
Insertable tool and tool holder for drilling and/or impacting electric machines
BOSCH GMBH ROBERT92 citations96
US4567951AFeb 4, 1986
Hammer drill
BOSCH GMBH ROBERT81 citations96
US5954347ASep 21, 1999
Tool holder and tool for drilling and striking machine tool
BOSCH GMBH ROBERT69 citations94
US5888031AMar 30, 1999
Drilling device
BOSCH GMBH ROBERT83 citations93
US7397153B2Jul 8, 2008
Power tool
BOSCH GMBH ROBERT22 citations92
US6093130AJul 25, 2000
Multi-speed transmission for electrical power tools
BOSCH GMBH ROBERT28 citations92
US4693407ASep 15, 1987
Power impact device, particularly for fasteners
BOSCH GMBH ROBERT30 citations91
US7036607B2May 2, 2006
Electric hand tool
BOSCH GMBH ROBERT11 citations84
US6930431B2Aug 16, 2005
Electric machine and manual machine tool comprising the same
BOSCH GMBH ROBERT16 citations84
US5337945AAug 16, 1994
Device for driving-in stitches
BOSCH GMBH ROBERT17 citations70
US7987918B2Aug 2, 2011
Electric hand-held power tool
BOSCH GMBH ROBERT1 citations52
US7518281B2Apr 14, 2009
Electric motor with a housing for at least two carbon brushes
BOSCH GMBH ROBERT0 citations39