RS

Rolf Steiger

IA Ilford Ag: 1 patents #22 of 48Top 50%
Overall (All Time): #3,870,953 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4996141 Monomethine compounds Geoffrey E. Ficken, Douglas J. Edwards, Clive W. Mowforth, Trevor J. Maternaghan, Victor W. Dolden 1991-02-26