RK

Rei Koyama

KC Kotobuki Seiyaku Co.: 1 patents #13 of 23Top 60%
📍 Koumi, JP: #7 of 20 inventorsTop 35%
Overall (All Time): #3,841,863 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5081152 Azulene derivatives as thromboxane A.sub.2 and prostaglandin endoperoxide receptor antagonist Tsuyoshi Tomiyama, Akira Tomiyama, Masayuki Yokota, Shuuichi Wakabayashi, Hiromi Hayashi +1 more 1992-01-14