Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40571 | Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester | Takeshi Ohmatsuzawa, Fujito Ehara, Hideshi Hori, Kazuo Toyota, Kenzaburou Fukutani +8 more | 2008-11-11 |
| 6613259 | Process of making polyester pellets | Koji Takahashi, Hiroji Niimi, Shoji Hiraoka, Masayuki Sakai, Hitoshi Tsuboi | 2003-09-02 |
| 6485804 | Polyester compositions and laminates and processes for producing biaxially stretched polyester bottles | Masahiro Kouya, Shoji Hiraoka | 2002-11-26 |
| 6451959 | Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester | Takeshi Ohmatsuzawa, Fujito Ehara, Hideshi Hori, Kazuo Toyota, Kenzaburou Fukutani +8 more | 2002-09-17 |
| 6355738 | Polyester and process for preparing polyester | — | 2002-03-12 |
| 6355319 | Polyester resin composition and hollow molded container made therefrom | Hiroji Niimi, Mitsuaki Masumoto | 2002-03-12 |
| 6346070 | Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester | Takeshi Ohmatsuzawa, Fujito Ehara, Hideshi Hori, Kazuo Toyota, Kenzaburou Fukutani +8 more | 2002-02-12 |
| 6320014 | Polyester pellets | Koji Takahashi, Hiroji Niimi, Shoji Hiraoka, Masayuki Sakai, Hitoshi Tsuboi | 2001-11-20 |
| 6004638 | Bottle from polyester composition and process for producing the same | Hidenori Kaya, Isao Hata, Michio Tugawa, Susumu Hatabu | 1999-12-21 |