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

Koenraad A. Dekker

Pfizer: 1 patents #3,022 of 5,153Top 60%
Frechen, DE: #50 of 150 inventorsTop 35%
Overall (All Time): #2,245,592 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5942619 Quinolone compounds for the treatment of disorders caused by helicobacter pylori Liang H. Huang, Taisuke Inagaki, Nakao Kojima, Yasuhiro Kojima, Yuji Yamauchi 1999-08-24
5861518 Phthalide compounds and their production process Yuji Yamauchi, Taisuke Inagaki, Shinichi Sakemi, Nakao Kojima 1999-01-19