Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248743 | Butadiene derivatives and process for preparing thereof | Akio Ohtani, Tsuyoshi Ohgiku, Hiroshi Sai, Jun Murakami | 2001-06-19 |
| 5849732 | Phenol compound having antioxidative activity and the process for preparing the same | Toshikazu Suzuki, Yoshimasa Hashimura, Hitoshi Kubota, Keiko Tanaka | 1998-12-15 |
| 5831091 | Process for preparing acetoxyazetidinone derivative and intermediate thereof | Masahiko Seki | 1998-11-03 |
| 5703234 | Heterocyclic alkanamide | Tameo Iwasaki, Kazuhiko Kondo | 1997-12-30 |
| 5629419 | Process for preparing 4-mercaptopyrrolidine intermediate compounds and a process for their use in preparing carbapenem -2-em-3 carboxylic acids | Masahiko Seki, Takeshi Yamanaka | 1997-05-13 |
| 5550229 | Alkylation process for preparing azetidinone compound and starting compound therefor | Tameo Iwasaki, Kazuhiko Kondo | 1996-08-27 |
| 5003087 | Process for preparing a naphthalene derivative and a synthetic intermediate thereof | Tameo Iwasaki, Masami Takahashi | 1991-03-26 |