CS

Chrisopher A. Spence

IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #3,794,520 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5300786 Optical focus phase shift test pattern, monitoring system and process Timothy A. Brunner, Michael S. Hibbs, Barbara Bates Peck 1994-04-05