DB

David Bartholomew

PH Phoenix: 1 patents #1 of 5Top 20%
📍 West Valley City, UT: #3 of 20 inventorsTop 15%
🗺 Utah: #147 of 691 inventorsTop 25%
Overall (1994): #146,933 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5319634 Multiple access telephone extension systems and methods A. Ray Ivie, Alma K. Schurig 1994-06-07