DP

Dennis G. Petrille

S( Standard Oil Company (Indiana): 3 patents #95 of 576Top 20%
AM Amoco: 1 patents #610 of 1,251Top 50%
📍 Naperville, IL: #866 of 3,051 inventorsTop 30%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,298,097 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5114602 Lube oil dispersant borating agent Herbert S. Golinkin 1992-05-19
4519926 Polyborate esters and their use in lubricants Robert J. Basalay, C. Thomas West 1985-05-28
4385191 Recovery of BF.sub.3 -free alkylphenol product Chester G. Gunter, Frederick S. Jerome 1983-05-24
4201682 Method of preparing overbased magnesium sulfonates Albert R. Sabol, Edward W. Heffern 1980-05-06