John G. MaCalla

AL Alliedsignal: 1 patents #1,187 of 2,631Top 50%

📍 New Baltimore, MI: #150 of 299 inventorsTop 55%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #3,824,037 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5211352	Dual spring tension reducer	Christopher D. Meyer, David E. Righter, Robert C. Pfeiffer	1993-05-18