HA

Hitoshi Arai

KC Kyowa Hakko Kogyo Co.: 10 patents #98 of 943Top 15%
KC Kyowa Hakko Kirin Co.: 3 patents #110 of 446Top 25%
Overall (All Time): #385,371 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
8507484 Preventive and/or therapeutic agent for neutrophilic inflammatory diseases Kyoichiro Iida, Nobumasa Otsubo, Takeshi Kuboyama, Akihiko Watanabe, Mayumi Saki +4 more 2013-08-13
7998954 Pyrimidodiazepinone derivative Nobumasa Otsubo, Yukihito Tsukumo, Kenji Uchida, Kyoichiro Iida, Shuko Okazaki +1 more 2011-08-16
7956060 Pyrimidine derivative compound Tsutomu Matsumura, Syoichi Isami, Hiroshi Ishida, Koji Hagihara, Hiroshi Umehara +5 more 2011-06-07
7524852 Bicyclic pyrimidine derivatives Tsutomu Matsumura, Hiroshi Ishida, Yosuke Yamaura, Seiji Aratake, Etsuo Ohshima +11 more 2009-04-28
6080771 DC107 derivatives Yutaka Kanda, Hiroyuki Yamaguchi, Tadashi Ashizawa, Shun-ichi Ikeda, Chikara Murakata +1 more 2000-06-27
5981558 DC107 derivatives Yutaka Kanda, Hiroyuki Yamaguchi, Tadashi Ashizawa, Chikara Murakata, Shun-ichi Ikeda +1 more 1999-11-09
5344938 Indole 3-carboxylic acid derivatives Masaji Kasai, Hiroshi Nishikawa, Takehiro Ogasa, Masahiko Kinugawa, Shinji Tomioka 1994-09-06
5334611 6-ethyl mitomycin derivatives Yutaka Kanda, Motomichi Kono, Masaji Kasai, Tadashi Ashizawa, Katsushige Gomi 1994-08-02
5256685 Mitomycin derivatives Yutaka Kanda, Motomichi Kono, Masaji Kasai, Tadashi Ashizawa, Katsushige Gomi 1993-10-26
5218126 Halogen substituted mitomycin derivatives Masaji Kasai, Katsushige Gomi, Tadashi Ashizawa 1993-06-08
5180825 Mitomycin derivatives Motomichi Kono, Masaji Kasai, Katsushige Gomi 1993-01-19
5068349 Mitomycin derivatives Yutaka Kanda, Masaji Kasai, Makoto Morimoto, Tadashi Ashizawa 1991-11-26
5021423 Mitomycin derivatives and intermediates therefor Yutaka Kanda, Masaji Kasai, Makoto Morimoto 1991-06-04