Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8058261 | 3′-ethynylcytidine derivative | Masakazu Fukushima | 2011-11-15 |
| 5880294 | D-pentofuranose derivatives and process for preparing the same | Makoto Nomura, Hideki Kazuno, Tsutomu Sato, Masato Washinosu, Akira Matsuda +1 more | 1999-03-09 |
| 5728841 | Process for preparing 1-amino-1,2,3-triazole | Kazuhiko Shigeno, Tomoyasu Ono, Shozo Yamada, Tetsuji Asao | 1998-03-17 |
| 5310926 | Process for producing isoxazole derivatives | Yu-ichi Hagiwara, Makoto Kajitani, Mitsugi Yasumoto | 1994-05-10 |
| 5142091 | .alpha., .beta.-unsaturated ketones and ketoxime derivatives | Yu-ichi Hagiwara, Makoto Kajitani, Mitsugi Yasumoto | 1992-08-25 |
| 4990600 | Azoamidine compounds having a c-alkylated imidazoline ring and salts thereof | Tsutomu Miyagawa, Kazuo Shiraki | 1991-02-05 |
| 4950742 | Process for producing azoimino ethers by oxidation of hydiazonitriles | Kazuo Ichiriki, Toru Okugawa, Hiroyoshi Nawa | 1990-08-21 |
| RE33284 | Method for the polymerization of vinyl chloride monomer in an aqeous medium | Kenichi Itoh, Genji Noguki, Hitoshi Ohba, Masahiko Watase | 1990-07-31 |
| 4933444 | Process for preparing 2.beta.-substituted-methylpenicillin derivatives | Sigeru Torii, Hideo Tanaka, Shozo Yamada, Akira Nakai, Hisashi Ohbayashi | 1990-06-12 |
| 4916216 | Process for granulating azobisamidine salts using an aqueous binder | Takanori Toyama, Hiroki SUGIOKA | 1990-04-10 |
| 4912213 | Process for preparing penicillanic acid derivatives | Masatoshi Taniguchi, Michio Sasaoka, Kiyotoshi Matsumura, Ichiro Kawahara, Kenji Kase +4 more | 1990-03-27 |
| 4898939 | Process for preparing 2.beta.-substituted-methylpenicillin derivatives | Sigeru Torii, Hideo Tanaka, Shozo Yamada, Akira Nakai | 1990-02-06 |
| 4895941 | Process for preparing 2.alpha.-methyl-2.beta.-(1,2,3-triazol-1-yl)methylpenam-3.alpha.-carboxy lic acid derivatives | Sigeru Torii, Hideo Tanaka, Shozo Yamada, Akira Nakai | 1990-01-23 |
| 4891369 | 2.beta.-Substituted-methylpenicillanic acid derivatives, and salts and esters thereof | Sigeru Torii, Hideo Tanaka, Shozo Yamada, Akira Nakai, Hisashi Ohbayashi +1 more | 1990-01-02 |
| 4861768 | 2 .beta.-substituted thiomethylpenicillin derivatives and their preparation and use | Sigeru Torii, Hideo Tanaka, Shozo Yamada, Akira Nakai, Hisashi Ohbayashi | 1989-08-29 |
| 4840881 | Process for the production of light-sensitive silver halide photographic material | Yoshikazu Watanabe | 1989-06-20 |
| 4826959 | 2,2'-Azobis(2,4-dimethylvaleronitrile) isomer mixture predominant in low melting isomer and having high solubility | Tsutomu Miyagawa, Hideo Takeuchi | 1989-05-02 |
| 4777251 | Process for preparing oxytitanium phthalocyanine | Tutomu Miyagawa, Iwao Takagishi | 1988-10-11 |
| 4694053 | Method for the polymerization of vinyl chloride monomer in an aqueous medium | Kenichi Itoh, Genji Noguki, Hitoshi Ohba | 1987-09-15 |
| 4683288 | Polymer and its production | Yasuaki Ogawa, Tsutomu Miyagawa, Toshio Watanabe | 1987-07-28 |
| 4677191 | Copolymer and method for producing the same | Yasuaki Ogawa, Tsutomu Miyagawa, Toshio Watanabe | 1987-06-30 |
| 4668514 | Penicillin derivatives | Ronald G. Micetich, Shigeru Yamabe, Tomio Yamazaki, Naobumi Ishida, Makoto Kajitani | 1987-05-26 |
| 4626384 | Penam derivatives | Makoto Kajitani, Tomio Yamazaki | 1986-12-02 |
| 4578499 | Oxalic acid ester derivatives | Kazuhiro Imai, Hiroshi Ogata, Hiroyoshi Nawa, Masami Ishihara | 1986-03-25 |
| 4574156 | Polymethoxybenzyl piperazine derivatives effective for improving blood circulation system | Masao Morita, Jiro Sugimoto, Komei Mizuno, Fumiyoshi Urano | 1986-03-04 |