MU

Masaru Ubasawa

MC Mitsubishi Chemical: 6 patents #261 of 3,022Top 9%
MK Mitsubishi Kasei: 4 patents #77 of 911Top 9%
MP Mitsubishi Pharma: 1 patents #59 of 202Top 30%
Overall (All Time): #471,431 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6767900 Phosphonate nucleotide compound Kouichi Sekiya 2004-07-27
RE37979 Pyrimidine derivatives and anti-viral agent containing the same as active ingredient thereof Tadashi Miyasaka, Hiromichi Tanaka, Erik Desire Alice DeClercq, Masanori Baba, Richard T. Walker 2003-02-04
6197775 Phosphonate nucleotide derivatives Hideaki Takashima, Kouichi Sekiya, Naoko Inoue, Satoshi Yuasa, Naohiro Kamiya 2001-03-06
6194398 Phosphonate nucleotide compound Kouichi Sekiya, Hideaki Takashima, Naoko Ueda, Satoshi Yuasa, Naohiro Kamiya 2001-02-27
6037335 Phosphonate-nucleotide ester derivatives Hideaki Takashima, Naoko Inoue, Kouichi Sekiya, Shingo Yabuuchi 2000-03-14
5840716 Phosphonate nucleotide compounds Kouichi Sekiya, Hideaki Takashima, Naoko Ueda, Satoshi Yuasa, Naohiro Kamiya 1998-11-24
5604209 Synergistic antiviral compositions Satoshi Yuasa 1997-02-18
5461060 Pyrimidine derivatives and anti-viral agent containing the same as active ingredient thereof Tadashi Miyasaka, Hiromichi Tanaka, Erik De Clercq, Masanori Baba, Richard T. Walker 1995-10-24
5318972 Pyrimidine nucleoside derivative and antiviral agent containing the derivative as active ingredient Tadashi Miyasaka, Hiromichi Tanaka, Erik De Clercq, Masanori Baba, Richard T. Walker 1994-06-07
5206255 Heterocyclic compound Shuitiro Kadowaki, Yoshio Hayashi 1993-04-27
5112835 6-substituted acyclopyrimidine nucleoside derivatives and antiviral agents containing the same as active ingredient thereof Tadashi Miyasaka, Hiromichi Tanaka, Erik De Clercq, Masanori Baba, Richard T. Walker 1992-05-12