Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896797 | Sample supply apparatus for simulated moving bed chromatographic device | — | 2005-05-24 |
| 6849155 | Concentrator | Toshiharu Minoda | 2005-02-01 |
| 5756836 | Process for producing highly purified acetic acid | Masahiko Shimizu, Yasuteru Kajikawa, Takashi Ueno, Yasuo Tsuji, Yoshiaki Morimoto | 1998-05-26 |
| 5648531 | Process for producing acetic anhydride alone or acetic anhydride and acetic acid | Yoshiaki Morimoto, Hiroto Tanigawa | 1997-07-15 |
| 5362365 | Purification of acetic anhydride or acetic anhydride and acetic acid using ozone | Hiroyuki Niijima | 1994-11-08 |