Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36718 | Optically active aminoalcohol derivatives and method of producing same | Masaru Mitsuda, Shigeo Hayashi, Junzo Hasegawa, Noboru Ueyama, Masakatsu Shibasaki | 2000-05-30 |
| 5962279 | Process for producing D-amino acids with composite immobilized enzyme preparation | Hirokazu Nanba, Yukio Yamada, Kazuyoshi Yajima, Masayuki Takano, Yasuhiro Ikenaka +1 more | 1999-10-05 |
| 5616726 | Optically active aminoalcohol derivatives and method of producing same | Masaru Mitsuda, Shigeo Hayashi, Junzo Hasegawa, Noboru Ueyama, Masakatsu Shibasaki | 1997-04-01 |
| 5071966 | Process for preparing an enol silyl ether compound | Kazunori Kan, Hiroshi Murakami, Nobuo Nagashima, Noboru Ueyama | 1991-12-10 |
| 5003083 | Process for preparing optically active cyano compound | Kenji Inoue, Mitsunori Matsumoto, Satomi Takahashi, Kiyoshi Watanabe | 1991-03-26 |
| 4925969 | Process for preparing ethyl-alpha-amino-gamma-oxo-gamma-phenybutyrate derivatives | Satomi Takahashi, Yasuyoshi Ueda, Kazuhiko Yamada, Yukio Yamada, Takehiko Yamane +5 more | 1990-05-15 |
| 4914199 | Process for preparing 4-acetoxy-3-hydroxyethylazetidin-2-one derivatives | Isao Sada, Kazunori Kan, Noboru Ueyama, Shingo Matsumoto, Kiyoshi Watanabe | 1990-04-03 |
| 4914200 | Process for preparing 4-acetoxy-3-hydroxyethylazetidin-2-one derivatives | Kazunori Kan, Noboru Ueyama, Isao Sada, Kiyoshi Watanabe | 1990-04-03 |
| 4898822 | Process for preparing optically active indoline-2-carboxylic acid | Masanori Asada, Shigeki Hamaguchi, Hidetoshi Katsuki, Yoshio Nakamura, Hideyuki Takahashi +3 more | 1990-02-06 |
| 4863859 | Process for preparing optically active glycerol derivatives | Shigeki Hamaguchi, Kiyoshi Watanabe | 1989-09-05 |
| 4861877 | Process for preparing 4-acetoxy-3-hydroxyethylazetidin-2-one derivatives | Kazunori Kan, Noboru Ueyama, Isao Sada, Akimasa Miyama, Kiyoshi Watanabe | 1989-08-29 |
| 4814506 | Process for preparing 3 halogeno-2-hydroxypropyltrimethylammonium halide | Kazuhiko Katayama, Shigeki Hamaguchi, Yoshikazu Kogame, Kiyoshi Watanabe | 1989-03-21 |
| 4791198 | Beta-lactam compound and preparation thereof | Kazunori Kan, Noboru Ueyama, Isao Sada, Akimasa Miyama, Kiyoshi Watanabe | 1988-12-13 |
| 4760162 | Inorganic acid salt of N-(1(S)-ethoxycarbonyl-3-phenylpropyl)-L-alanylchloride and process for preparing the same | Kazuhiko Yamada, Yoshifumi Yanagida, Satomi Takahashi, Kiyoshi Watanabe | 1988-07-26 |
| 4745066 | Method for producing optically active glycol derivatives | Shigeki Hamaguchi, Kiyoshi Watanabe | 1988-05-17 |
| 4716235 | Process for preparing N-[1(S)-ethoxycarbonyl-3-phenylpropyl]-L-alanyl-L-proline | Satomi Takahashi, Kenji Inoue, Yoshifumi Yanagida, Kiyoshi Watanabe | 1987-12-29 |
| 4649197 | Sulfate of 5,6,7,8-tetrahydro-L-erythro-biopterin and process for preparing the same | Hayashi Uchino, Masaaki Azuma, Kiyoshi Watanabe | 1987-03-10 |
| 4595752 | Process for preparing 5,6,7,8-tetrahydro-6-(L-erythro-1',2'-dihydroxypropyl)pterin | Masaaki Azuma, Kiyoshi Watanabe | 1986-06-17 |
| 4460780 | Process for preparation of optically active thiol compounds | Masami Shimazaki, Kenji Nomura, Yasushi Nose, Kiyoshi Watanabe | 1984-07-17 |
| 4384139 | Process for preparation of an optically active .beta.-mercaptoalkanoic acid | Masami Shimazaki, Kenji Nomura, Kazunori Kan, Kiyoshi Watanabe | 1983-05-17 |
| 4371699 | Process for preparation of optically active N-mercaptoalkanoylamino acids | Masami Shimazaki, Kazunori Kan, Hideo Kondo, Kiyoshi Watanabe | 1983-02-01 |
| 4272517 | Permanent waving compositions | Koji Yoneda, Masami Onishi, Hirotaka Fukumitsu | 1981-06-09 |
| 4230869 | Process for preparing 5-(4-hydroxyphenyl)hydantoin | Koji Yoneda, Tomoaki Nagamachi, Hirotaka Fukumitsu, Satomi Takahashi | 1980-10-28 |
| 4185153 | Process for preparing 5-(2-thienyl)hydantoin | Satomi Takahashi, Koji Yoneda | 1980-01-22 |