AP

Andrew G. Papay

EA Ethyl Petroleum Additives: 12 patents #1 of 68Top 2%
EC Edwin Cooper: 11 patents #1 of 12Top 9%
ET Ethyl: 3 patents #165 of 494Top 35%
📍 Manchester, MO: #13 of 278 inventorsTop 5%
🗺 Missouri: #531 of 23,789 inventorsTop 3%
Overall (All Time): #156,654 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4204969 Lubricant composition containing sulfurized olefin extreme pressure additive Joseph P. O'Brien 1980-05-27