BS

Beatrice K. Stein

MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
Air Products And Chemicals: 1 patents #1,147 of 1,997Top 60%
AC Arco Chemical: 1 patents #16 of 42Top 40%
📍 Fogelsville, PA: #41 of 70 inventorsTop 60%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,313,416 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5026676 Catalyst for the copolymerization of epoxides with CO.sub.2 Stephen Andrew Motika, Timothy L. Pickering, Andrzej Rokicki 1991-06-25
4981948 Zinc-containing solid catalyst, process of preparing same and process for preparing polyalkylene carbonate Hideshi Kawachi, Shuji Minami, John N. Armor, Andrzej Rokicki 1991-01-01