JM

John W. Mackay

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #3,982,073 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4693930 Smooth, low-friction magnetic recording medium Richard J. Kuo, Rick L. Van Buren 1987-09-15