Colin J. MacDonald, Jr.

SI Symmons Industries: 1 patents #8 of 16Top 50%

📍 North Easton, MA: #41 of 66 inventorsTop 65%

🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #3,627,689 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6119947	Tempered water mixing system	John R. Couture	2000-09-19