JJ

James D. Calvert, Jr.

CA Commonwealth Associates: 1 patents #4 of 6Top 70%
📍 Jackson, MI: #220 of 406 inventorsTop 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #4,042,325 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4476396 Low-head hydroelectric generation system — 1984-10-09