Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649731 | Catalysts for polyester production, process for producing polyester, and polyester | Hideshi Hori, Fujito Ehara, Akiyoshi Shimizu, Nobumasa Mukai | 2003-11-18 |
| 6613259 | Process of making polyester pellets | Koji Takahashi, Koji Nakamachi, Hiroji Niimi, Masayuki Sakai, Hitoshi Tsuboi | 2003-09-02 |
| 6528617 | Process for producing aliphatic polyester excellent in stability | Yuji Terado, Hiroshi Suizu, Masatoshi Takagi, Masanobu Ajioka, Masayuki Sakai +4 more | 2003-03-04 |