IT

Isami Takahashi

KC Kyowa Hakko Kogyo Co.: 12 patents #72 of 943Top 8%
Overall (All Time): #427,079 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6815449 LK6-A derivatives Tsutomu Akama, Hiroyuki Nagata, Atsuhiro Hasegawa, Harumi Ue, Yutaka Saitoh +3 more 2004-11-09
6613774 Pyrrolo [4,3,2-de] quinoline derivatives Tsutomu Akama, Hiroyuki Nagata, Atsuhiro Hasegawa, Harumi Ue, Yutaka Saitoh +3 more 2003-09-02
5977165 Radicicol derivatives Tsutomu Agatsuma, Yutaka Saitoh, Yoshinori Yamashita, Tamio Mizukami, Shiro Akinaga +2 more 1999-11-02
5843955 Compound LK6-A Tatsuya Tamaoki, Hiroyuki Nagata, Mayumi Yoshida, Yumiko Aotani, Katsuhiko Ando +1 more 1998-12-01
5236929 Compound UCA1064-B Tatsuya Tamaoki, Katsuhiko Ando, Mayumi Yoshida, Toshiaki Iwazaki 1993-08-17
5140044 UCN-1028D derivatives Teruo Kishi, Hiromitsu Saito, Hiroshi Sano, Tatsuya Tamaoki 1992-08-18
5101038 Novel substance DC 113 and production thereof Hirofumi Nakano, Isao Kawamoto, Toru Yasuzawa, Keiichi Takahashi, Eiji Kobayashi 1992-03-31
4999196 Compound DC-107 produced by Streptomyces sp. Hirofumi Nakano, Mitsunobu Hara, Kozo Asano, Takao Iida, Makoto Morimoto 1991-03-12
4992570 UCN-1028A and UCN-1028C and process for the production thereof Hirofumi Nakano, Eiji Kobayashi, Katsuhiko Ando, Mayumi Yoshida, Shiro Akinaga +1 more 1991-02-12
4935415 UCN-01 and process for production thereof Hirofumi Nakano, Tatsuya Tamaoki, Fusao Tomita, Isao Kawamoto, Kozo Asano +2 more 1990-06-19
4923990 Pyrindamycins A and B and duocarmycin A antibiotics derived from certain streptomyces culture Hirofumi Nakano, Michio Ichimura, Isao Kawamoto, Kozo Asasno, Fusao Tomita +4 more 1990-05-08
4847387 Antibiotic compounds DC-92B and DC-92D Hirofumi Nakano, Fusao Tomita, Kozo Asano, Toru Yasuzawa, Tadashi Ashizawa +1 more 1989-07-11