Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663322 | Diadenosine tetraphosphate tetrasodium salt dodecahydrate crystals and process for preparation | Tatsuo Katayama, Yoshihiro Nishikawa, Mayumi Hayashi, Masahiro Ozaki, Daiichi Watanabe | 1997-09-02 |
| 5646283 | Tetracyclic compound | Fumio Suzuki, Yoshisuke Nakasato, Hiroshi Tsumuki, Soichiro Sato, Tadafumi Tamura | 1997-07-08 |
| 5610045 | Producing a high content of acetate kinase using bacillus stearothermophilus | Masao Kageyama, Toyohiko Suga, Kenzo Motosugi | 1997-03-11 |