Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410279 | Process for producing optically active azetidine-2-carboxylic acid derivative | Junko Kudo, Norihiko Hirata | 2002-06-25 |
| 6348617 | Method for purifying pyruvic acid compounds | Hideki Ushio, Toshikazu Yagi, Akihiko Nakamura, Masahiko Mizuno | 2002-02-19 |
| 6162621 | Process for producing optically active azetidine-2-carboxylic acid derivative | Junko Kudo, Norihiko Hirata | 2000-12-19 |
| 6143554 | Process for producing optically active n-substituted azetidine-2 carboxylic acid compound | Yoshiki Takashima, Junko Kudo, Ayumi Inoue | 2000-11-07 |
| 6114543 | Process for producing optically active azetidine-2-carboxylic acid | Hideki Ushio, Naoyuki Takano, Yukihiro Honda, Shinzo Seko | 2000-09-05 |
| 5880291 | Process for producing optically active azetidine-2-carboxylic acid | Hideki Ushio, Naoyuki Takano, Yukihiro Honda, Shinzo Seko | 1999-03-09 |
| 5756769 | Method for producing propargylamine compounds | Shinzo Seko, Akihiko Nakamura | 1998-05-26 |
| 5639922 | Process for treatment of hydroperoxide mixture | Yoichi Ikeda, Nobuhiro Kawara, Maki Okumura, Takanori Ito | 1997-06-17 |
| 5600026 | Process for production of cresols | Kiyoshi Ikimi, Yoichi Ikeda, Akira Murakami, Kazushige Okamoto, Tooru Tokumaru | 1997-02-04 |
| 5442114 | Process for producing aromatic amide compounds | Kan Takamine, Michio Yamato, Akira Murakami, Tooru Tokumaru, Yoshinori Nakayama | 1995-08-15 |
| 5399791 | Process for production of cresols | Kiyoshi Ikimi, Yoichi Ikeda, Akira Murakami, Kazushige Okamoto, Tooru Tokumaru | 1995-03-21 |
| 5138109 | Process for preparing halogenated alkyl | Michio Yamamoto, Masaru Ishino, Shigefumi Tokumasu | 1992-08-11 |
| 5034566 | Process for the production of 2,3-dimethylbutenes | Masaru Ishino, Michio Yamamoto | 1991-07-23 |
| 4403096 | Optically active imidazolidin-2-one derivatives | Tadatoshi Aratani, Gohu Suzukamo, Takeo Takahashi | 1983-09-06 |
| 4194050 | Process for producing an enamide | — | 1980-03-18 |