JG

James R. Graham

OC Oklahoma Safety Equipment Company: 1 patents #2 of 3Top 70%
📍 Tulsa, OK: #17 of 116 inventorsTop 15%
🗺 Oklahoma: #137 of 631 inventorsTop 25%
Overall (1997): #136,206 of 185,788Top 75%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5661277 Differential pressure flow sensor using multiple layers of flexible membranes — 1997-08-26