JD

Jean-Louis Defuans

📍 Meylan, FR: #338 of 946 inventorsTop 40%
Overall (All Time): #2,353,800 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4525039 Objective lens 1985-06-25
4265523 Underwater still camera 1981-05-05