DC

Douglas Warren Crandell

IBM: 1 patents #1,061 of 3,557Top 30%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #158,686 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5655475 Method of grinding thin-film magnetic heads using optical grinding markers Edward Hin Pong Lee, David J. Seagle 1997-08-12