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

Ronald Kefferstein — 2 Patents in 2021

ARArcelormittal: 2 patents #15 of 110Top 15%
Marignane, FR: #1 of 6 inventorsTop 20%
Overall (2021): #118,607 of 548,734Top 25%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11041226 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2021-06-22
10961602 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2021-03-30