RK

Ronald Kefferstein

AR Arcelormittal: 4 patents #2 of 94Top 3%
📍 Marignane, FR: #1 of 7 inventorsTop 15%
Overall (2020): #45,845 of 565,922Top 9%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10597747 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2020-03-24
10590507 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2020-03-17
10577674 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2020-03-03
10550447 Coated steel strips, coated stamped products and methods Pascal Drillet, Dominique Spehner 2020-02-04