HU

Hamao Umezawa

ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 11 patents #1 of 22Top 5%
SC Sanraku-Ocean Co.: 2 patents #4 of 20Top 20%
BC Banyu Pharmaceutical Co.: 1 patents #1 of 14Top 8%
Overall (1982): #51 of 81,411Top 1%
14
Patents 1982

Issued Patents 1982

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
4360664 Anthracycline glycoside 14-halo,4'-ether Tomio Takeuchi, Hiroshi Naganawa, Kuniaki Tatsuta 1982-11-23
4359572 Process for the production of 3'-deoxykanamycin A and intermediate product Sumio Umezawa, Shunzo Fukatsu, Toshio Yoneta 1982-11-16
4358602 Ebelactones and production thereof Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Shinichi Kondo, Masaaki Ishizuka 1982-11-09
4357466 Processes for the production of 3'-deoxykanamycin A and intermediates Sumio Umezawa, Tsutomu Tsuchiya, Tomo Jikihara 1982-11-02
4357465 3',4'-Diedeoxykanamycin B derivatives Sumio Umezawa, Shigeo Seki, Shunzo Fukatsu, Shuntaro Yasuda 1982-11-02
4355026 4-Demethoxy,11-deoxy anthracycline derivatives Tomio Takeuchi, Hiroshi Naganawa, Kuniaki Tatsuta 1982-10-19
4349666 Process for the production of kanomycin B derivatives and products obtained therefrom Sumio Umezawa, Tsutomu Tsuchiya, Toshiaki Miyake 1982-09-14
4337312 Process for producing anthracycline glycosides Toshikazu Oki, Akihiro Yoshimoto, Kageaki Kouno, Taiji Inui, Tomio Takeuchi 1982-06-29
4337336 Derivative of kanamycin A and a process for the preparation thereof Sumio Umezawa, Shunzo Fukatsu, Toshio Yoneta, Tadashi Wakazawa 1982-06-29
4335250 Compound with immunopotentiating activity and production and uses thereof Tomio Takeuchi, Takaaki Aoyagi, Masaaki Ishizuka, Hajime Morishima, Takuzo Yamamoto +3 more 1982-06-15
4332794 "6""-Deoxydibekacin, 4"",6""-dideoxydibekacin and 1-N-aminoacyl derivatives thereof, and the production of these new compounds" Shinichi Kondo 1982-06-01
4326054 Cleomycins and process for producing same Tomohisa Takita, Akio Fujii, Yasuhiko Muraoka, Mamoru Kunishima 1982-04-20
4318847 Physiologically active tetrapeptides Takaaki Aoyagi, Tomio Takeuchi, Taiji Inui 1982-03-09
4316011 Rhodomycin antibiotics Toshikazu Oki, Akihiro Yoshimoto, Yasue Matsuzawa, Taiji Inui, Tomio Takeuchi 1982-02-16