JH

James M. Henry

📍 Houghton, MI: #2 of 6 inventorsTop 35%
🗺 Michigan: #358 of 4,492 inventorsTop 8%
Overall (1997): #37,022 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D387879 Interlocking block 1997-12-16
D378423 Interlocking brick 1997-03-11