RH

Robert W. Hisey

OA Oy Tampella Ab: 1 patents #52 of 124Top 45%
CT Cooper Technologies: 1 patents #306 of 757Top 45%
📍 Richardson, TX: #982 of 2,156 inventorsTop 50%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,327,185 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4974686 Apparatus for handling a drilling equipment James R. Mayer 1990-12-04
4455116 Drill pipe handling and storage apparatus Ernst L. Lindstedt 1984-06-19