RH

Roy P. Hess

FI Fox Valley Instrument: 4 patents #2 of 6Top 35%
UI Upneumat International: 3 patents #1 of 3Top 35%
BT Burle Technologies: 1 patents #14 of 54Top 30%
W& W. R. Grace &: 1 patents #186 of 433Top 45%
📍 Ashland, OH: #19 of 159 inventorsTop 15%
🗺 Ohio: #8,998 of 73,341 inventorsTop 15%
Overall (All Time): #592,626 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D308931 Portable pneumatic tool housing Hugh T. Greenlee 1990-07-03
D307103 Portable pneumatic tool Hugh T. Greenlee 1990-04-10
D301696 Infrared radiation detector Hugh T. Greenlee 1989-06-20
D294001 Portable pneumatic tool housing Hugh T. Greenlee 1988-02-02
D271674 Kinetic sculpture Hugh T. Greenlee 1983-12-06
D264192 Electronic test meter housing Hugh T. Greenlee, Donald C. McKinnon, James R. Glasser 1982-05-04
D264193 Electronic test meter housing Hugh T. Greenlee, Donald C. McKinnon, James R. Glasser, Robert L. Umbarger 1982-05-04
D261115 Timing light Hugh T. Greenlee, Donald C. McKinnon 1981-10-06
D258274 Timing light Hugh T. Greenlee, Donald C. McKinnon 1981-02-17