John L. Bernard

BH Baker Hughes Holdings: 1 patents #1,949 of 3,522Top 60%

📍 Salina, OK: #1 of 2 inventorsTop 50%

🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%

Overall (All Time): #2,961,885 of 4,157,543Top 75%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9745822	Flapper valve	Michael L. Hair	2017-08-29