Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8476183 | Catalyst for polyester polycondensation and method for producing polyester resin using the same | Michio Higashijima, Yutaka Yatsugi, Naoki Yukita | 2013-07-02 |
| 8143356 | Polyester resin composition, process for producing the same and molding thereof | Takeshi Ogawa, Toshio Kambe | 2012-03-27 |
| 8039416 | Catalyst for polyester polycondensation and method for producing polyester resin using the same | Michio Higashijima, Yutaka Yatsugi, Naoki Yukita | 2011-10-18 |
| 8039417 | Catalyst for polyester polycondensation and method for producing polyester resin using the same | Michio Higashijima, Yutaka Yatsugi, Naoki Yukita | 2011-10-18 |
| 7323537 | Catalyst for production of polyester, process for producing polyester using it and titanium-containing polyethylene terephthalate | Hitoshi Nimura, Toru Mori, Toshio Akai | 2008-01-29 |