SL

Stan Lem

RI Rhone-Poulenc Industries: 1 patents #98 of 201Top 50%
Overall (All Time): #3,640,149 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5863526 Homopolymers prepared from ammonium quaternary salts of aminoalkylacrylamides Dominic Wai-Kwing Yeung, Fred Robinson, Michael Prendergast 1999-01-26