John A. Millington

RM Robbins & Myers: 1 patents #1 of 2Top 50%

📍 Portland, ME: #2 of 10 inventorsTop 20%

🗺 Maine: #36 of 198 inventorsTop 20%

Overall (1997): #127,377 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5688114	Progressing cavity pumps with split extension tubes	Alan G. Wild	1997-11-18