YS

Yasufumi Shirasaki

DC Daiichi Pharmaceutical Co.: 3 patents #70 of 399Top 20%
SC Santen Pharmaceutical Co.: 1 patents #178 of 291Top 65%
Overall (All Time): #1,641,503 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5837706 Drug for neuroprotection Hitoshi Yamaguchi 1998-11-17
5661150 Drug for neuroprotection Hitoshi Yamaguchi 1997-08-26
5182276 Nootropic agent Shinichiro Ashida 1993-01-26