TO

Toshikazu Oki

BR Bristol-Meyers: 18 patents #13 of 350Top 4%
BS Bristol-Myers Squibb: 15 patents #345 of 3,969Top 9%
SC Sanraku-Ocean Co.: 7 patents #6 of 40Top 15%
ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 6 patents #25 of 194Top 15%
SL Shin Nippon Biomedical Laboratories: 2 patents #5 of 19Top 30%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
Overall (All Time): #51,168 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
5001058 BU-3839T antibiotic Masataka Konishi, Keiko Shimizu, Masaru Ohbayashi, Koji Tomita, Takeo Miyaki 1991-03-19
4999349 BU-4164E - A and B, prolyl endopeptidase inhibitors Soichiro Toda, Yasutaro Hamagishi, Koji Tomita 1991-03-12
4992425 Antibiotics BU-3608D and BU-3608E Maki Nishio, Yosuke Sawada, Takeo Miyaki 1991-02-12
4992376 Biological pure culture of Streptomyces violaceus ATCC 53807 Masataka Konishi, Keiko Shimizu, Masaru Ohbayashi, Koji Tomita, Takeo Miyaki 1991-02-12
4990497 Antifungal antibiotics Kyoichiro Saitoh, Kozo Tomatsu, Koji Tomita, Masataka Konishi, Takeo Miyaki +2 more 1991-02-05
4973673 Serine analogs of BU-3608 antibiotics Yosuke Sawada, Masatoshi Kakushima, Maki Nishio, Takeo Miyaki 1990-11-27
4960755 BU-3608 derivatives Maki Nishio, Masatoshi Kakushima, Masataka Konishi 1990-10-02
4956374 Polysubstituted thiazolylpyridine carboxyamide antifungal antibiotic Maki Nishio, Shigeyuki Ando, Takeo Miyaki, Masataka Konishi 1990-09-11
4952572 BU-3420T antifungal antibiotic Hiroaki Ohkuma, Masataka Konishi, Kiyoshi Matsumoto, Yutaka Hoshino 1990-08-28
4927848 BU-3839T antibiotic Masataka Konishi, Keiko Shimizu, Masaru Ohbayashi, Koji Tomita, Takeo Miyaki 1990-05-22
4916065 BU-3420T Antitumor antibiotic Hiroaki Ohkuma, Masataka Konishi, Kiyoshi Matsumoto, Yutaka Hoshino 1990-04-10
4912133 BU-3862T antitumor antibiotic Koko Sugawara, Masami Hatori, Hideo Kamei, Masataka Konishi, Koji Tomita 1990-03-27
4870165 Antifungal antibiotics Kyoichiro Saitoh, Kozo Tomatsu, Koji Tomita, Masataka Konishi, Takeo Miyaki +2 more 1989-09-26
4424342 Anthracycline antibiotic compounds Akihiro Yoshimoto, Yasue Matsuzawa, Tomoyuki Ishikura, Hamao Umezawa, Tomio Takeuchi 1984-01-03
4418192 Anthracyclinone trisaccharide compounds Hiroshi Tanaka, Takeo Yoshioka, Yasutaka Shimauchi, Tomoyuki Ishikura, Tomio Takeuchi +1 more 1983-11-29
4386198 2-Hydroxyaclacinomycin A and 2-hydroxyaklavinone and process for preparing same Akihiro Yoshimoto, Kageaki Kouno, Taiji Inui, Tomio Takeuchi, Hamao Umezawa 1983-05-31
4373094 Anthracycline derivatives Yasue Matsuzawa, Tomoyuki Ishikura, Tomio Takeuchi, Hamao Umezawa 1983-02-08
4337312 Process for producing anthracycline glycosides Akihiro Yoshimoto, Kageaki Kouno, Taiji Inui, Tomio Takeuchi, Hamao Umezawa 1982-06-29
4316011 Rhodomycin antibiotics Akihiro Yoshimoto, Yasue Matsuzawa, Taiji Inui, Tomio Takeuchi, Hamao Umezawa 1982-02-16
4267312 Anthracycline derivatives and process for preparing the same Akihiro Yoshimoto, Taiji Inui, Tomio Takeuchi, Hamao Umezawa 1981-05-12
4245045 Method of producing anthracycline antibiotics Hamao Umezawa, Tomio Takeuchi, Taiji Inui 1981-01-13
4219622 Process for producing antibiotics MA 144-M.sub.1 and MA 144-M.sub.2 Hamao Umezawa, Tomio Takeuchi, Hiroshi Naganawa, Masaaki Ishizuka, Norio Shibamoto +1 more 1980-08-26
4209588 Process for producing new antitumor anthracycline antibiotics Hamao Umezawa, Tomio Takeuchi, Taiji Inui 1980-06-24
4207313 Anthracycline antibiotics Hamao Umezawa, Tomio Takeuchi, Taiji Inui 1980-06-10
4204038 Process for preparing antibiotics MA 144-M.sub.1 and MA 144-M.sub.2 Hamao Umezawa, Tomio Takeuchi, Hiroshi Naganawa, Masaaki Ishizuka, Norio Shibamoto +1 more 1980-05-20