John A. Blackwell, II

3M: 1 patents #7,233 of 11,543Top 65%

📍 Oakdale, MN: #244 of 368 inventorsTop 70%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,733,572 of 4,157,543Top 90%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5481058	Supercritical fluid extraction involving hydrofluoroalkanes	Daniel Chen, Todd D. Alband, Craig A. Perman	1996-01-02