GS

Gene A. Sjerven

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #3,948,774 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4732812 Magnetic recording medium Stephen R. Ebner, Arthur J. Ellsworth, Takashi Amano, Nobuyoshi Kawasaki 1988-03-22