WR

William J. Reagan

EN Engelhard: 2 patents #2 of 25Top 8%
📍 Yardley, PA: #5 of 40 inventorsTop 15%
🗺 Pennsylvania: #313 of 3,759 inventorsTop 9%
Overall (1989): #12,988 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4818373 Process for upgrading tar and bitumen David B. Bartholic 1989-04-04
4804459 Process for upgrading tar sand bitumen David B. Bartholic 1989-02-14