WR

William M. Roberts

BI Baker International: 2 patents #1 of 19Top 6%
📍 Houston, TX: #34 of 558 inventorsTop 7%
🗺 Texas: #147 of 2,272 inventorsTop 7%
Overall (1982): #6,248 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4325409 Pilot valve for subsea test valve system for deep water 1982-04-20
4325434 Tubing shut off valve 1982-04-20