KS

Kunikatsu Shirahata

KC Kyowa Hakko Kogyo Co.: 29 patents #16 of 943Top 2%
Abbott: 3 patents #1,951 of 5,431Top 40%
KK Kitasato Kenkyushio: 2 patents #6 of 21Top 30%
📍 Machida, OH: #2 of 3 inventorsTop 70%
Overall (All Time): #114,542 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
4962125 Novel substance KS-619-1, preparation process and pharmaceutical composition Hiroshi Kase, Yuzuru Matauda, Toru Yasuzawa, Koji Yamada 1990-10-09
4894362 Eel growth hormone Kazuo Yamaguchi, Akiko Saito, Susumu Sekine, Moriyuki Sato, Seiga Itoh +2 more 1990-01-16
4853385 7-N,8-N-Ethylenemitomycin 8-imines Yutaka Saito, Masaji Kasai, Motomichi Kono, Makoto Morimoto, Tadashi Ashizawa 1989-08-01
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 Motomichi Kono, Masaji Kasai, Makoto Morimoto, Tadashi Ashizawa 1988-05-31
4733000 Optially active 1-amino-2-(4-hydroxyphenyl)ethylphosphonic acid and derivatives thereof Masaji Kasai 1988-03-22
4692310 Substance K-259-2 and a process for producing the same Hiroshi Kase, Yuzuru Matsuda, Isao Kawamoto, Kozo Asano, Tohru Yasuzawa +1 more 1987-09-08
4691024 New mitomycin derivatives, preparation thereof and pharmaceutical compositions containing them Motomichi Kono, Yutaka Saito, Masaji Kasai, Makoto Morimoto, Tadashi Ashizawa 1987-09-01
4683220 Novel physiologically active substances K-26, a process for preparation thereof and a pharmaceutical composition containing the same Masayuki Yamato, Hiroshi Kase, Isao Kawamoto, Masaji Kasai, Takashi Deguchi +4 more 1987-07-28
4645755 Fish growth hormone Hiroshi Kawauchi, Kazuo Yamaguchi 1987-02-24
4623722 Fortimicin factor KG.sub.3 Seigo Takasawa, Seiji Sato, Keiichi Takahashi 1986-11-18
4618613 Preventive and healing composition for diseases due to lipoxygenase metabolic products Kazuko Hashizume, Hiroshi Kase, Shigeto Kitamura, Takao Iida, Kenji Omori +1 more 1986-10-21
4563462 Substance AX-2, a process for producing the same and an antitumor composition containing the same Shinzo Ishii, Shigeo Katsumata, Yuko Arai, Tadashi Ashizawa, Makoto Morimoto +2 more 1986-01-07
4555402 Physiologically active substance K-252, process for producing same and pharmaceutical composition containing same Yuzuru Matsuda, Kazuyuki Iwahashi, Takao Iida, Noriaki Hirayama, Kozo Asano +3 more 1985-11-26
4522812 Novel physiologically active substance K-4, a process for preparation thereof and a pharmaceutical composition containing the same Toshiro Koguchi, Hiroshi Kase, Isao Kawamoto, Masaji Kasai, Ryo Okachi +1 more 1985-06-11
4511560 Antibiotic substances DC-45, and their use as medicaments Fusao Tomita, Tatsuya Tamaoki, Takao Iida, Makoto Morimoto, Kazuhisa Fujimoto 1985-04-16
4459291 Compounds having antibiotic activity, processes for their preparation, pharmaceutical compositions containing them and their use as medicaments Takao Iida 1984-07-10
4438197 Compound DC-38-V and process for production thereof Fusao Tomita, Yuzuru Matsuda, Keiichi Takahashi, Hirofumi Nakano, Tomoyasu Sato +2 more 1984-03-20
4395558 9-Epi-mitomycin B and D compounds Masaji Kasai, Motomichi Kono 1983-07-26
4393056 Antibiotics tetronolide compounds and process for production thereof Fusao Tomita, Tatsuya Tamaoki, Masaji Kasai, Noriaki Hirayama, Makoto Morimoto +1 more 1983-07-12
4374774 Mitomycins Masaji Kasai, Motomichi Kono 1983-02-22
4353986 Process for producing antibiotic nanaomycin E Satoshi Omura, Haruo Tanaka, Itaru Takahashi, Shinzo Ishii, Kazuyuki Mineura +1 more 1982-10-12
4346075 Antibiotic DC-11 and process for production thereof Fusao Tomita, Tatsuya Tamaoki, Nobuo Nakamura, Shuji Okubo, Masaji Kasai +1 more 1982-08-24
4340725 Novel compound DC-38-V and process for production thereof Fusao Tomita, Yuzura Matsuda, Keiichi Takahashi, Hirofumi Nakano, Tomoyasu Sato +2 more 1982-07-20
4310661 Antibiotics XK-62-3 and XK-62-4 and process for production thereof Takao Iida, Shinzo Ishii, Ryo Okachi, Takashi Nara 1982-01-12