Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618497 | Polymerization apparatus effective in preventing polymer scale deposition | Takuya Ueda, Yoshihiko Hirai, Toshiaki Maruyama, Tadashi Amano | 1997-04-08 |
| 5610245 | Polymerization method producing vinyl chloride polymer | Yasuhiro Takahashi, Tadashi Amano | 1997-03-11 |