Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8663716 | Composition for treatment of aesthenopia | Tatsuya Wada, Takashi Mano | 2014-03-04 |
| 6346276 | Composition containing useful substances originating in fishes and shellfishes and process for the preparation of the substances | Satoshi TSUCHIYA, Haruo Fukuhara, Hitoshi Nagasaki | 2002-02-12 |
| 4478723 | Adsorptive separation method | Hirshumi Akiyama | 1984-10-23 |
| 4450082 | Method for obtaining uniform stream in adsorption column | Yoshiyuki Asahina | 1984-05-22 |
| 4238294 | Process for recovering heavy metal ions or heavy metal ions and halogen values from solutions comprising a lower aliphatic monocarboxylic acid | Hiroshi Takeuchi, Tetsuya Miyake, Tatsushi Saeki, Kazuki Ban | 1980-12-09 |
| 4230882 | Process for the production of a high purity terephthalic acid | Maomi Seko, Tetsuya Miyake, Hiroshi Takeuchi | 1980-10-28 |
| 4201871 | Process for recovering terephthalic acid | Hiroshi Takeuchi, Kazuki Ban, Yoshiyuki Asahina | 1980-05-06 |