Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420703 | Method for separating and removing foreign matters from polyester fiber waste | Kouji Mukai | 2013-04-16 |
| 8113354 | Method for sorting mixed plastic | Kozo Toida, Kazumasa Mizuno, Hitoshi Nagasawa | 2012-02-14 |
| 7959807 | Method for recovering useful components from dyed polyester fiber | Kouji Mukai | 2011-06-14 |
| 7462649 | Method for recycling pet bottle | Takuo Nakao, Tetsuya Chikatsune, Minoru Suzuki, Hiroki Nagano | 2008-12-09 |
| 7078440 | Dimethyl terephthalate composition and process for producing the same | Kenichi Ishihara, Kazumasa Mizuno, Kazuhiro Sato, Masanori Miyamoto, Taizo Mori | 2006-07-18 |
| 6706843 | Method for separating and recovering dimethyl terephthalate and ethylene glycol from polyester waste | Kenichi Ishihara, Kenji Ishida, Masanori Miyamoto, Kazuhiro Sato, Hideo Hasegawa | 2004-03-16 |