TA

Tadashi Ashizawa

KC Kyowa Hakko Kogyo Co.: 30 patents #12 of 943Top 2%
YH Yakult Honsha: 2 patents #102 of 410Top 25%
PH Pharmadesign: 2 patents #6 of 23Top 30%
SP Shizuoka Prefecture: 2 patents #4 of 58Top 7%
EL Eli Lilly: 1 patents #1,742 of 2,858Top 65%
📍 Numazu, JP: #41 of 856 inventorsTop 5%
Overall (All Time): #108,621 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4820824 Mitomaycin compounds Motomichi Kono, Masaji Kasai, Yutaka Saito, Makoto Morimoto 1989-04-11
4791113 Mitomycin derivatives as antileukemia agents Tokuyuki Kuroda, Koji Hisamura, Tohru Sugaya, Yutaka Ohsawa, Hideo Ueno +1 more 1988-12-13
4791130 Mitomycin derivatives as antileukemia agents Tokuyuki Kuroda, Koji Hisamura, Tohru Sugaya, Yutaka Ohsawa, Hideo Ueno +1 more 1988-12-13
4771068 Mitomycin derivatives having anti-tumor and antibacterial utility Masaji Kasai, Yutaka Saito, Motomichi Kono, Akira Sato, Hiroshi Sano +2 more 1988-09-13
4748251 7-n-aminomethylenemitomycin derivative Kunikatsu Shirahata, Motomichi Kono, Masaji Kasai, Makoto Morimoto 1988-05-31
4691024 New mitomycin derivatives, preparation thereof and pharmaceutical compositions containing them Kunikatsu Shirahata, Motomichi Kono, Yutaka Saito, Masaji Kasai, Makoto Morimoto 1987-09-01
4593097 Phenazine carboxylic acid derivatives and a process for production thereof Fusao Tomita, Keiichi Takahashi, Isao Kawamoto, Kozo Asano, Makoto Morimoto +1 more 1986-06-03
4563462 Substance AX-2, a process for producing the same and an antitumor composition containing the same Shinzo Ishii, Shigeo Katsumata, Yuko Arai, Makoto Morimoto, Kunikatsu Shirahata +2 more 1986-01-07