TO

Takanori Okahashi

SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
DC Dainippon Sumitomo Pharma Co.: 1 patents #107 of 256Top 45%
📍 Kasai, JP: #2,743 of 5,842 inventorsTop 50%
Overall (All Time): #2,171,963 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7091188 Stabilization of amrubicin hydrochloride Kazuhiko Takahashi, Koji Fujimoto, Yasuko Yamauchi 2006-08-15
6423821 Method for producing poly(p-t-butoxystyrene) Hiroharu Takeshima, Seigo Ito 2002-07-23