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

Ulrich Schroeer — 2 Patents

SCSchering: 2 patents #1,083 of 2,442Top 45%
Kamen, DE: #24 of 76 inventorsTop 35%
Overall (All Time): #2,344,984 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4698437 Alkali metal dialkylaluminum dihydrides and solutions thereof in aromatic hydrocarbons Rolf Schrader 1987-10-06
4374778 Monoalkylfluorotin compounds Hans Plum 1983-02-22