John R. Burchfiel, Jr.

IBM: 1 patents #44,794 of 70,183Top 65%

📍 Rochester, MN: #2,036 of 3,042 inventorsTop 70%

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

Overall (All Time): #4,080,809 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4366540	Cycle control for a microprocessor with multi-speed control stores	Neil Clair Berglund	1982-12-28