Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7449048 | Method of reusing exhaust gas in polymer production plant | Hiroto Nishida, Kenta Tsubohara, Yoshiaki Deguchi | 2008-11-11 |
| 5463113 | Process and apparatus for producing terephthalic acid | Ryoichi Yamamoto, Fujimasa Nakao, Yasuhiko Yagi | 1995-10-31 |