Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SK

Stéphan Ker — 1 Patent

IFIfp: 1 patents #36 of 143Top 30%
Chatou, FR: #129 of 275 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Stéphan Ker has been granted 1 US patent while listed as an inventor at Ifp. All of these patents were granted in 2008. Stéphan Ker ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Stéphan Ker in Chatou, FR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7467040 Method of real time-estimation of indicators of the combustion state of an internal-combustion engine Laurent Duval 2008-12-16