SK

Steven R. Kramer

IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #2,354,924 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4543319 Polystyrene-tetrathiafulvalene polymers as deep-ultraviolet mask material Vivian W. Chao, Frank B. Kaufman, Burn Jeng Lin 1985-09-24
4360583 High resolution video storage disk Edward M. Engler, Frank B. Kaufman, Bruce A. Scott 1982-11-23