SZ

Stanislaw Bogdan Ziemecki

EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Wilmington, DE: #1,229 of 3,182 inventorsTop 40%
🗺 Delaware: #2,574 of 7,163 inventorsTop 40%
Overall (All Time): #1,623,564 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6258745 Aminonitrile production Alex Sergey Ionkin, Theodore A. Koch, Mark Jay Harper 2001-07-10
6080884 Aminonitrile production Alex Sergey Ionkin 2000-06-27
5986127 Aminonitrile production Alex Sergey Ionkin, Mark Jay Harper, Theodore A. Koch 1999-11-16