Inventor
ORTHAUS CHAD
US5 patents
Patents
5 patentsUS6726434B2Apr 27, 2004
Traffic cone setting devices for depositing traffic cones onto roadway surfaces
ILLINOIS TOOL WORKS31 citations89
US6712548B1Mar 30, 2004
Temporary raised pavement marker (TRPM) applicator machine for automatically applying pavement markers to road surfaces
ILLINOIS TOOL WORKS13 citations82
US6685389B1Feb 3, 2004
Machine for automatically removing the protective coverings from temporary raised pavement markers (TRPMs)
ILLINOIS TOOL WORKS14 citations80
US7101143B2Sep 5, 2006
Traffic cone retrieving device for removing traffic cones from roadway surfaces
ILLINOIS TOOL WORKS18 citations78
US7011328B2Mar 14, 2006
Transversely extending pivotal hitch mechanism
ILLINOIS TOOL WORKS3 citations61