DH

David A. Hutchison

AC Afton Chemical: 1 patents #12 of 31Top 40%
📍 Hammond, IN: #2 of 7 inventorsTop 30%
🗺 Indiana: #803 of 2,720 inventorsTop 30%
Overall (2011): #322,918 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7863228 Additives for lubricants and fuels John T. Loper, Paul G. Griffin, Robert T. Dittmeier 2011-01-04