DH

Derek Humphries

📍 Apache Junction, AZ: #4 of 13 inventorsTop 35%
🗺 Arizona: #1,399 of 3,883 inventorsTop 40%
Overall (2017): #441,980 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9544950 Electric induction heating and coating of the exterior surface of a pipe Stephen William Baskerville, John W. Betteridge, William Fenwick, Michael Lee 2017-01-10