HM

Harold J. McKinney

📍 Durant, OK: #1 of 5 inventorsTop 20%
🗺 Oklahoma: #76 of 964 inventorsTop 8%
Overall (2017): #77,676 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9790972 Heated fluid regulators James Lyman Griffin, Jr. 2017-10-17
9739381 Mechanically retained valve seat Michel Bouvry, Daniel Coestesquis, Daniel G. Roper 2017-08-22
9664303 Valve sound reducing trim assembly with pressure relief mechanism James Lyman Griffin, Jr., Matthew W. Hanusa, Thomas L. Weyer, Daniel G. Roper 2017-05-30