JM

John D. Michaelsen

IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #2,368,971 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4245008 Corrosion resistant magnetic recording media Daniel A. Nepela, Peter B. P. Phipps 1981-01-13
4183797 Two-sided bias sputter deposition method and apparatus Thomas N. Kennedy, William C. Lester, George W. McDonough 1980-01-15