JD

John Duval

📍 Amesbury, MA: #60 of 166 inventorsTop 40%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,542,487 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8517532 Eyewear with reversible folding temples Robert L. Hicks 2013-08-27
8446670 Convergence adjustment mechanism Gary Woker, Keith Tholin, Jack Greelis 2013-05-21
4981289 Clamp for milling machines or the like 1991-01-01