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

Gabriele Friedrich

Basf Se: 3 patents #4,656 of 13,826Top 35%
Ludwigshafen, DE: #775 of 1,722 inventorsTop 50%
Overall (All Time): #1,620,329 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6309620 Carbonyl iron silicide powder Reinhold Schlegel 2001-10-30
6180235 Phosphorus-containing iron powders Bernd Leutner, Reinhold Schlegel 2001-01-30
6036742 Finely divided phosphorus-containing iron Bernd Leutner, Reinhold Schlegel 2000-03-14