EK

Eiji Kobayashi

KC Kyowa Hakko Kogyo Co.: 17 patents #42 of 943Top 5%
Overall (All Time): #242,530 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
6136854 Cyclopentenone derivative Nobuto Koyama, Katsushige Ikai, Ikunoshin Kato 2000-10-24
6111145 Cyclopentenone derivative Nobuto Koyama, Ikunoshin Kato, Kaoru Inami, Tetsuo Shiba 2000-08-29
5670492 DC-89 derivatives Nobuyoshi Amishiro, Satoru Nagamura, Hiromitsu Saito, Akihiko Okamoto, Katsushige Gomi 1997-09-23
5641780 Pyrrolo-indole derivatives Nobuyoshi Amishiro, Satoru Nagamura, Hiromitsu Saito, Akihiko Okamoto, Katsushige Gomi 1997-06-24
5536850 Substance DC114-A1 Hirofumi Nakano, Noboru Fujii, Tamio Mizukami, Youichi Uosaki, Katsunori Kita 1996-07-16
5332740 DC-89 derivatives Hiromitsu Saito, Satoru Nagamura, Akira Asai, Katsushige Gomi 1994-07-26
5258383 DC-89 derivatives Satoru Nagamura, Hiromitsu Saito, Katsushige Gomi 1993-11-02
5248692 DC-89 derivatives as anti-tumor agents Hiromitsu Saito, Akira Asai, Satoru Nagamura, Katsushige Gomi 1993-09-28
5214065 DC-89 derivatives Hiromitsu Saito, Akira Asai, Satoru Nagamura, Katsushige Gomi 1993-05-25
5187186 Pyrroloindole derivatives Yutaka Kanda, Youichi Uosaki, Hiromitsu Saito, Hiroshi Sano, Makoto Morimoto +1 more 1993-02-16
5117006 DC-88A derivatives useful as antitumor agents Hiromitsu Saito, Masaji Kasai, Makoto Morimoto, Yoichi Uosaki, Yutaka Kanda +1 more 1992-05-26
5101038 Novel substance DC 113 and production thereof Hirofumi Nakano, Isami Takahashi, Isao Kawamoto, Toru Yasuzawa, Keiichi Takahashi 1992-03-31
5084468 DC-88A derivatives Hiromitsu Saito, Masaji Kasai, Makoto Morimoto, Yoichi Uosaki, Yutaka Kanda +1 more 1992-01-28
5070092 Pyrroloindole derivatives related to DC-88A compound Yutaka Kanda, Youichi Uosaki, Hiromitsu Saito, Hiroshi Sano, Makoto Morimoto +1 more 1991-12-03
5066817 DC115A compounds produced by streptomyces sp. Hirofumi Nakano, Mitsunobu Hara, Tsuyoshi Mokudai, Isao Kawamoto, Mayumi Yoshida 1991-11-19
5008271 DC-88A derivatives Yutaka Kanda, Tohru Yasuzawa, Hiromitsu Saito, Hiroshi Sano, Makoto Morimoto 1991-04-16
4992570 UCN-1028A and UCN-1028C and process for the production thereof Hirofumi Nakano, Isami Takahashi, Katsuhiko Ando, Mayumi Yoshida, Shiro Akinaga +1 more 1991-02-12
4923986 Derivatives of physiologically active substance K-252 Chikara Murakata, Akira Sato, Mitsuru Takahashi, Makoto Morimoto, Shiro Akinaga +5 more 1990-05-08
4877776 K-252 compounds Chikara Murakata, Akira Sato, Masaji Kasai, Makoto Morimoto, Shiro Akinaga 1989-10-31