JD

Jean-Marc Donjon

📍 Ploufragan, FR: #14 of 29 inventorsTop 50%
Overall (All Time): #3,042,662 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8978204 Elastic hinge element for spectacles frame Christophe Hotellier, Pierre Bussod, Francois Mathieu 2015-03-17