RL

Richard M. Ludwig

AA Aaon: 1 patents #9 of 17Top 55%
RG R & R Group: 1 patents #3 of 14Top 25%
📍 Tulsa, OK: #825 of 2,344 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,211,022 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6354831 Porous gas burner Richard F. Wilk, Jr., Suhas N. Patil 2002-03-12
5839505 Dimpled heat exchange tube Richard J. Davis 1998-11-24