JN

Jean-Louis Negroni

📍 Choisy-le-Roi, FR: #23 of 69 inventorsTop 35%
Overall (All Time): #2,146,828 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7377729 Method of drilling holes in lenses by means of a numerically-controlled drill and apparatus for implementing said method — 2008-05-27
4309826 Apparatus for determining the diameter of corrective lenses — 1982-01-12