KI

Keiichi Ito

SC Sankyo Holdings Co.: 1 patents #423 of 700Top 65%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
WI Wako Pure Chemical Industries: 1 patents #164 of 377Top 45%
Overall (All Time): #2,209,140 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6670360 Optically active pyrrolopyridazine derivatives Masahiko Hagihara, Nobuhiko Shibakawa, Keiji Matsunobu, Hiroshi Fujiwara 2003-12-30
4197410 N-[(N-Nitrosoalkylamino)methyl]carbamic acid esters for generating diazoalkanes Minoru Sekiya, Yoshiyasu Terao 1980-04-08