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Martin H. D. Butt

EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
📍 Ponca City, OK: #111 of 444 inventorsTop 25%
🗺 Oklahoma: #2,630 of 12,736 inventorsTop 25%
Overall (All Time): #1,292,822 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5430212 Olefin oligomerization Francis J. Waller 1995-07-04
5315033 Ester hydrolysis Francis J. Waller 1994-05-24
5233102 Olefin hydration Francis J. Waller 1993-08-03
5094995 Supported perfluorinated ion-exchange polymers Francis J. Waller 1992-03-10