JE

John Michael Engstrom

BI Bechtel International: 1 patents #1 of 4Top 25%
📍 Walnut Creek, CA: #9 of 43 inventorsTop 25%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #95,667 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4861043 Pressure/compression concrete joint seal Joseph R. Anderson, Barney T. Baldi 1989-08-29