KO

Katuyuki Ohtuka

KC Kaken Pharmaceutical Co.: 2 patents #94 of 335Top 30%
Overall (All Time): #2,307,711 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5095016 Benzopyran compounds, processes for their production and pharmaceutical compositions Nobuo Ishiyama, Yasuhito Iida, Kenji Seri, Takeshi Murai, Kazuko Sanai +1 more 1992-03-10
4608438 Imidazole derivatives Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Kouji Amemiya 1986-08-26