TI

Tomoyuki Ishikura

SC Sanraku-Ocean Co.: 18 patents #1 of 40Top 3%
SI Sanraku Incorporated: 13 patents #1 of 48Top 3%
Overall (All Time): #120,161 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
4996314 6-(disubstituted amino)carbapenem compounds Takeo Yoshioka, Noritaka Chida, Azuma Watanabe, Yasuo Fukagawa 1991-02-26
4939248 Optically active azetidinones Takeo Yoshioka, Machiko Watanabe, Yasuo Fukagawa 1990-07-03
4918172 Anthracycline antibiotics Akihiro Yoshimoto, Osamu Jodo, Yoshio Watanabe, Rokuro Okamoto, Hiroshi Naganawa +2 more 1990-04-17
4897470 Anthracycline antibiotics DCP-1 and 2 Akihiro Yoshimoto, Osamu Jodo, Yoshio Watanabe, Tsutomu Sawa, Tomio Takeuchi +1 more 1990-01-30
4853407 Aminoethylcysteine derivatives Norio Shibamoto, Takeo Yoshioka, Yasuo Fukagawa 1989-08-01
4812563 6-(disubstituted amino)carbapenam compounds Takeo Yoshioka, Noritaka Chida, Azuma Watanabe, Yasuo Fukagawa 1989-03-14
4781977 Cyclodextrin adsorbing-material Yoshiaki Yagi, Kenichi Yamamoto, Yukio Tsuchiyama, Michikatsu Sato, Kouki Fujii 1988-11-01
4778883 3-(CHFCH.sub.3)-azetidinone intermediates Takeo Yoshioka, Noritaka Chida, Azuma Watanabe, Yasuo Fukagawa 1988-10-18
4746734 Partially methylated cyclodextrins and process for producing the same Yukio Tsuchiyama, Michikatsu Sato, Yoshiaki Yagi 1988-05-24
4734493 Novel anthracycline antibiotics Akihiro Yoshimoto, Osamu Jodo, Yoshio Watanabe, Tsutomu Sawa, Tomio Takeuchi +1 more 1988-03-29
4612371 Anthracycline antibiotics Akihiro Yoshimoto, Shizuka Fujii, Katsuro Kubo, Tsutomu Sawa, Tomio Takeuchi +1 more 1986-09-16
4612372 Tylosin derivatives Takeo Yoshioka, Miharu Maeda, Rokuro Okamoto, Yasutaka Shimauchi, Tsutomu Sawa +2 more 1986-09-16
4592999 Process for producing daunomycin Hamao Umezawa, Tomio Takeuchi, Kageaki Kouno, Akihiro Yoshimoto, Yukio Takatsuki +1 more 1986-06-03
4536397 Antibiotics, neoviridogriseins, and their method of production Yasushi Okumura, Kazuhiko Okamura, Yasuo Fugakawa, Kageaki Kouno, Joseph Lein 1985-08-20
4528397 Aminocarboxylic acid derivatives Norio Shibamoto, Takeo Yoshioka, Yasuo Fukagawa 1985-07-09
4517127 .beta.-Lactam derivatives and process for production thereof Takeo Yoshioka, Kenichi Yamamoto, Yasuo Fukagawa, Yasutaka Shimauchi 1985-05-14
4508648 Phosphoric ester of antibiotic OA-6129 Katsuro Kubo, Takeo Yoshioka, Mitsuyasu Okabe, Yasuo Fukagawa 1985-04-02
4474945 Anthracycline antibiotics Akihiro Yoshimoto, Hiroyasu Tobe, Hamao Umezawa, Tomio Takeuchi 1984-10-02
4463171 Derivatives of macrolide antibiotics Hamao Umezawa, Tomio Takeuchi, Kuniaki Tatsuta, Rokuro Okamoto, Masao Yamamoto +1 more 1984-07-31
4456592 Antibiotics, neoviridogriseins, and their method of production Yasushi Okumura, Kazuhiko Okamura, Yasuo Fugakawa, Kageaki Kouno, Joseph Lein 1984-06-26
4451401 Antibiotics and process for production thereof Mitsuyasu Okabe, Takeo Yoshioka, Yasuo Fukagawa, Rokuro Okamoto, Kageaki Kouno 1984-05-29
4439603 Anthracycline derivatives of .beta.-rhodomycinone glycosides Hamao Umezawa, Tomio Takeuchi, Akihiro Yoshimoto, Yasue Matsuzawa, Yukio Takatsuki 1984-03-27
4438201 Amidohydrolase having ability to depantothenylate an antibiotic Katsuro Kubo, Yasuo Fukagawa 1984-03-20
4426390 Novel .beta.-lactam compounds, process for producing thereof, and use thereof as medicines Mitsuyasu Okabe, Takeo Yoshioka, Yasuo Fukagawa, Rokuro Okamoto, Kageaki Kouno 1984-01-17
4424342 Anthracycline antibiotic compounds Toshikazu Oki, Akihiro Yoshimoto, Yasue Matsuzawa, Hamao Umezawa, Tomio Takeuchi 1984-01-03