Inventor
GROSHANS JOSEPH R
US7 patents
Patents
7 patentsUS5083619AJan 28, 1992
Powered impact wrench
CHICAGO PNEUMATIC TOOL CO78 citations95
US4467565AAug 28, 1984
Rotary and orbital sander
CHICAGO PNEUMATIC TOOL CO35 citations92
US4400785AAug 23, 1983
Microprocessor monitoring system for fastener tightening
CHICAGO PNEUMATIC TOOL CO31 citations92
US4497197AFeb 5, 1985
Pneumatic hydraulic hand-held power unit
CHICAGO PNEUMATIC TOOL CO28 citations89
US5544710AAug 13, 1996
Pulse tool
CHICAGO PNEUMATIC TOOL CO52 citations87
US4413396ANov 8, 1983
Microprocessor control yield point tightening system
CHICAGO PNEUMATIC TOOL CO22 citations81
US3973362AAug 10, 1976
Sanding shoe
CHICAGO PNEUMATIC TOOL CO15 citations72