Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8946374 | Polyether ester composition, polyurethane resin composition, and optical material using the same | Tomoyuki Imada | 2015-02-03 |
| 7833931 | Solid acid catalyst for production of polyester, process for production of the catalyst, and process for production of polyester using the catalyst | Hironobu Oki | 2010-11-16 |
| 6759019 | Process for desulfurization of exhaust gas with seawater | Takayoshi Harimoto, Toshiaki Matsuoka, Naoki Fujihata, Akihiko Hongyou, Katsuo Oikawa +1 more | 2004-07-06 |
| 5928772 | Panel material and method of manufacturing the same | Hiroshi Tamura, Harunori Kominami | 1999-07-27 |