YM

Yoshimasa Machida

EI Eisai: 4 patents #1 of 44Top 3%
Overall (1982): #1,394 of 81,411Top 2%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4352801 Cephem derivatives and antibacterial agents comprising said compounds Seiichiro Nomoto, Hironori Ikuta, Shigeto Negi, Isao Sugiyama, Hiroshi Yamauchi +2 more 1982-10-05
4344944 7-.alpha.-methoxycephalosporin derivatives, and antibacterial drugs onctaining the same Isao Saito, Seiichiro Nomoto, Shigeto Negi, Hironori Ikuta, Kyosuke Kitoh 1982-08-17
4331606 N-(Substituted chromone-3-carbonyl)-phenylglycine derivatives Seiichiro Nomoto, Hironori Ikuta, Shigeto Negi, Isao Sugiyama, Hiroshi Yamauchi +2 more 1982-05-25
4309354 Chromone derivatives Seiichiro Nomoto, Hironori Ikuta, Shigeto Negi, Isao Sugiyama, Hiroshi Yamauchi +2 more 1982-01-05