TA

Toshifumi Asaka

TC Taisho Pharmaceutical Co.: 21 patents #10 of 557Top 2%
Overall (All Time): #210,682 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
8124744 Macrolide derivatives Masato Kashimura, Madoka Kawamura, Kiyoshi Takayama, Haruhisa Ogita 2012-02-28
6191118 Erythromycin A derivatives Masato Kashimura, Akiko Matsuura, Tomohiro Sugimoto, Tetsuya Tanikawa, Takaaki Ishii 2001-02-20
6169168 Erythromycin A derivatives Masato Kashimura, Tomohiro Sugimoto, Tetsuya Tanikawa, Takaaki Ishii, Akiko Matsuura 2001-01-02
6165986 Erythromycin a derivatives Masato Kashimura, Akiko Matsuura, Tomohiro Sugimoto, Tetsuya Tanikawa, Takaaki Ishii 2000-12-26
6140479 Erythromycin a derivatives Takaaki Ishii, Tetsuya Tanikawa, Masato Kashimura 2000-10-31
5804565 Erythromycin A derivatives Tetsuya Tanikawa, Takaaki Ishii, Masato Kashimura 1998-09-08
5631354 5-O-desosaminylerythronolide derivatives Yoko Misawa, Masato Kashimura, Shigeo Morimoto, Katsuo Hatayama 1997-05-20
5631355 5-O-desosaminylerythronolide a derivatives Masato Kashimura, Yoko Misawa, Shigeo Morimoto, Katsuo Hatayama 1997-05-20
5602239 5-O-desosaminylerythronolide derivatives Yoko Misawa, Masato Kashimura, Shigeo Morimoto, Katsuo Hatayama 1997-02-11
5591837 5-O-desosaminylerythronolide a derivative Masato Kashimura, Yoko Misawa, Shigeo Morimoto, Katsuo Hatayama 1997-01-07
5523399 5-O-desosaminylerythronolide derivatives Yoko Misawa, Masato Kashimura, Shigeo Morimoto, Katsuo Hatayama 1996-06-04
5403923 6-0-methylerythromycin A derivatives Masato Kashimura, Shigeo Morimoto, Katsuo Hatayama 1995-04-04
5350839 2'-position modified compound of erythromycin or its derivative Yoko Misawa, Masato Kashimura, Shigeo Morimoto, Yoshiaki Watanabe, Katsuo Hatayama 1994-09-27
5302705 6-O-methylerythromycin A oxime derivatives Yoko Misawa, Masato Kashimura, Shigeo Morimoto, Yoshiaki Watanabe, Katsuo Hatayama 1994-04-12
4990602 Erythromycin A derivatives Shigeo Morimoto, Takashi Adachi, Tohru Matsunaga, Masato Kashimura, Yoshiaki Watanabe +2 more 1991-02-05
4833236 Erythromycin derivatives Shigeo Morimoto, Yoko Takahashi, Yoshiaki Watanabe, Takashi Adachi, Kaoru Sota 1989-05-23
4680386 6-O-methylerythromycin a derivative Shigeo Morimoto, Takashi Adachi, Yoshiaki Watanabe, Kaoru Sota 1987-07-14
4672109 Method for selective methylation of erythromycin A derivatives Yoshiaki Watanabe, Shigeo Morimoto, Masami Goi, Morihiro Mitsukuchi, Takashi Adachi +3 more 1987-06-09
4670549 Method for selective methylation of erythromycin a derivatives Shigeo Morimoto, Takashi Adachi, Masato Kashimura, Yoshiaki Watanabe, Kaoru Sota 1987-06-02
4357470 Cephalosporin compounds Yoshiaki Watanabe, Chihiro Yokoo, Akira Onodera, Kaoru Sota, Jiro Sawada 1982-11-02
4190581 Novel penicillin derivatives Yoshiaki Watanabe, Chihiro Yokoo, Jiro Sawada 1980-02-26