JL

Joseph J. Lum

IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #3,960,891 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4777544 Method and apparatus for in-situ measurement of head/recording medium clearance Byron R. Brown, Hung-Lung Hu, Klaas B. Klaassen, Jacobus C. L. van Peppen, Walter Weresin 1988-10-11