Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5200533 | Intermediates for preparation of 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Kyozo Kawata | 1993-04-06 |
| 5120865 | Preparation of 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Kyozo Kawata | 1992-06-09 |
| 5084214 | Phenolic thioethers, and their production and use | Toru Kita, Shuh Narumiya, Fumihiko Watanabe, Saichi Matsumoto, Masami Doteuchi | 1992-01-28 |
| 5041635 | 5(Z)-7-(endo-3 -benzenesulfonamidobicyclo[2.2.1]hept-exo-2-yl)-5-heptenoic acid, sodium salt | Mitsuaki Ohtani | 1991-08-20 |
| 5008409 | Process for preparing 1,4-bridged cyclohexane carboxylic acid derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Kyozo Kawata | 1991-04-16 |
| 5002972 | Compound and composition of substituted hexenoic acid derivatives useful for treating thromboxane A.sub.2 mediated diseases | Mitsuaki Ohtani, Fumihiko Watanabe, Takaharu Matsuura | 1991-03-26 |
| 4976891 | Bicyclic sulfonamide derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Sanji Hagishita, Kaoru Seno, Susumu Kamata | 1990-12-11 |
| 4960909 | 7-oxabicyclo[2.2.1] heptane sulfonamide derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Sanji Hagishita, Kaoru Seno, Susumu Kamata +4 more | 1990-10-02 |
| 4954514 | (Di-tert-butylhydroxyphenyl)thio derivatives and antiarterioschlerosis compositions thereof | Toru Kita, Shuh Narumiya, Fumrhio Watanabe, Masami Doteuchi, Takuji Mizui | 1990-09-04 |
| 4916231 | Alkenyltetrazole derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Takaharu Matsuura, Sanji Hagishita, Kaoru Seno | 1990-04-10 |
| 4861913 | Bicyclic sulfonamide derivatives | Mitsuaki Ohtani, Fumihiko Watanabe, Sanji Hagishita, Kaoru Seno, Susumu Kamata +4 more | 1989-08-29 |
| 4592865 | Azetidinone intermediates for cephalosporin analogs | Hiroshi Onoue, Teruji Tsuji, Yasuhiro Nishitani, Mitsuru Yoshioka, Yoshio Hamashima +1 more | 1986-06-03 |
| 4569993 | Malonyloxacephemcarboxylic acid derivatives | Fumihiko Watanabe, Yoshio Hamashima | 1986-02-11 |
| 4529722 | Oxacephalosporin derivatives | Hiromu Matsumura, Toshisada Yano | 1985-07-16 |
| 4525355 | 7-.beta.-Ureidoacetamido-oxacephalosporins | Fumihiko Watanabe, Tetsuo Okada, Hiromu Matsumura | 1985-06-25 |
| 4504658 | Epimerization of malonic acid esters | Hiroshi Onoue, Mitsuaki Ohtani, Fumihiko Watanabe | 1985-03-12 |
| 4440683 | Cyclization to form cephem ring and azetidinone intermediates therefor | Teruji Tsuji, Yoshio Hahashima, Mitsuru Yoshioka, Hiroshi Tanida, Taichiro Komeno +1 more | 1984-04-03 |
| 4376770 | Cephalosporin analogs for oral use | Tetso Okada, Tadashi Yoshida, Shinzo Matsuura | 1983-03-15 |
| 4371532 | Malonamidooxadethiacephem compounds | Tetsuo Okada | 1983-02-01 |
| 4346218 | Cyclization process to form cephem ring | Teruji Tsuji, Yoshio Hamashima, Mitsuru Yoshioka, Hiroshi Tanida, Taichiro Komeno +1 more | 1982-08-24 |
| 4332722 | Cyclization to form cephem ring and intermediates therefor | Teruji Tsuji, Yoshio Hamashima, Mitsuru Yoshioka, Hiroshi Tanida, Taichiro Komeno +1 more | 1982-06-01 |
| 4323567 | Arylmalonamido-1-oxadethiacephalosporins | Wataru Nagata | 1982-04-06 |
| 4226864 | 7-Substituted aminoacetamido oxadethiacephalosporins | Teruji Tsuji, Mitsuru Yoshioka, Matsumura Hiromu, Yoshio Hamashima, Sadao Hayashi +1 more | 1980-10-07 |
| 4211779 | 7.alpha.-Methoxy substituted cephalosporins | Teruji Tsuji, Hiromu Matsumura, Wataru Nagata | 1980-07-08 |
| 4203982 | Arylmalonamidomethoxycephalosporins | Hiromu Matsumura, Wataru Nagata | 1980-05-20 |