Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MS

Marc Schiffmann

CACascade: 1 patents #31 of 65Top 50%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Orvault, FR: #8 of 100 inventorsTop 8%
Overall (All Time): #1,208,088 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9520521 Optically active coating for improving the yield of photosolar conversion François Le Poull, Philippe Gravisse 2016-12-13
6570083 Photovoltaic generators with light cascade and varying electromagnetic flux Philippe Gravisse, Gilles Destremau 2003-05-27
6256427 Process for creating several data circuits on an optical fiber and device for embodiment of the process Philippe Gravisse, Frank Rosset 2001-07-03
5134296 Countermeasure process in the field of target evaluation and laser range finding materials and devices for the implementation of said countermeasure process Philippe Gravisse 1992-07-28