Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642264 | Thiazolobenzoimidazole derivatives | Satoshi Hayashibe, Hirotsune Itahana, Masamichi Okada, Atsuyuki Kohara, Kyoichi Maeno +5 more | 2003-11-04 |
| 6245796 | Tricyclic pyrrole or pyrazole derivative | Kyoichi Maeno, Ken-ichi Kazuta, Hideki Kubota, Itsuro Shimada, Tetsuya Kimizuka +1 more | 2001-06-12 |
| 6133258 | Inhibitor of kainic acid neurotoxicity and pyridothiazine derivative | Jun-ichi Shishikura, Hiroshi Inami, Tomoyuki Yasunaga, Masaaki Hirano, Kazushige Ohno +2 more | 2000-10-17 |
| 6121264 | Imidazole-substituted quinoxalinedione derivatives | Junya Ohmori, Jun-ichi Shishikura, Masamichi Okada, Masao Sasamata | 2000-09-19 |
| 6096743 | 1,2,3,4-tetrahydroquinoxalinedione derivative | Jun-ichi Shishikura, Hiroshi Inami, Shin-ichi Tsukamoto, Masao Sasamata, Masamichi Okada +1 more | 2000-08-01 |
| 5834460 | Serine derivative | Ichio Noda, Masahiro Iwata, Kazuo Koshiya, Takuma Morita, Atsuyuki Kohara | 1998-11-10 |
| 5686482 | N-(3-pyrrolidinyl) benzamide derivative | Junya Ohmori, Kyoichi Maeno, Kazuyuki Hidaka, Kazuhiro Nakato, Shin-ichi Tsukamoto | 1997-11-11 |
| 5283244 | Fused pyrazine derivatives | Junya Ohmori, Hirokazu Kubota, Masao Sasamata, Masamichi Okada, Kazuyuki Hidaka | 1994-02-01 |
| 5101022 | Mycaminosyl tylonolide derivatives | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka | 1992-03-31 |
| 5096888 | 3-deoxy mycaminosyl tylonolide derivatives | Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Shunji Kageyama | 1992-03-17 |
| 5041428 | (Cycloalkylamino)methylenebis(phosphonic acid) and medicines contaiing the same as an active ingredient | Yasuo Isomura, Makoto Takeuchi, Tetsushi Abe | 1991-08-20 |
| 5013725 | Pharmaceutical compositions substituted aminomethylenebis(phosphonic acid) derivatives | Yasuo Isomura, Makoto Takeuchi, Tetsushi Abe | 1991-05-07 |
| 4973576 | Bisphophonic acid derivatives and pharmaceutical compositions containing the same | Makoto Takeuchi, Yasuo Isomura, Kunihiro Niigata, Tetsushi Abe, Kousei Kawamuki +1 more | 1990-11-27 |
| 4970335 | (Cycloalkylamino)methylenebis(phosphonic acid) | Yasuo Isomura, Makoto Takeuchi, Tetsushi Abe | 1990-11-13 |
| 4945081 | Mycaminosyl tylonolide derivatives | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka | 1990-07-31 |
| 4933472 | Substituted aminomethylenebis(phosphonic acid) derivatives | Yasuo Isomura, Makoto Takeuchi, Tetsushi Abe | 1990-06-12 |
| 4914192 | Mycaminosyl tylonolide derivatives | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka | 1990-04-03 |
| 4794173 | Mycaminosyl tylonolide derivatives | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka | 1988-12-27 |
| 4636516 | 3,5-di-tert-butyl-4-hydroxyphenyl-substituted heterocyclic compounds | Kazuo Kubo, Yasuo Isomura, Hiroshige Homma | 1987-01-13 |
| 4576931 | 23-C-Substituted mycaminosyl tylonolide, pharmaceutical compositions and method of use | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka | 1986-03-18 |
| 4477443 | Tylosin derivatives, their preparation and pharmaceutical compositions containing them | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tomio Takeuchi, Akihiro Tanaka +1 more | 1984-10-16 |
| 4469683 | "3""-Epistreptomycin and its dihydro derivative, pharmaceutical compositions and production of the same" | Hamao Umezawa, Sumio Umezawa, Tsutomu Tsuchiya, Tetsuo Shitara | 1984-09-04 |