RS

Russell I. Steiner

CK Crompton & Knowles: 2 patents #8 of 45Top 20%
Overall (All Time): #2,373,361 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4234481 Yellow pyrazolone ester dyes for heat transfer printing — 1980-11-18
4200570 5-Halo-2-trifluoromethylphenylazo-pyrazolones — 1980-04-29