Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6214909 | Polystyrenic resin composition | — | 2001-04-10 |
| 6013709 | Polystyrenic resin composition and molded article thereof | Hiroki Fukui, Akihiko Okada | 2000-01-11 |
| 6005050 | Impact resistant polystyrene composition | Akihiko Okada, Nobuyuki Sato | 1999-12-21 |
| 5929154 | Flame retarded polystyrenic resin composition and molded article of a polystyrenic resin | Tohru Iwashita, Shinobu Yamao, Masami Mihara | 1999-07-27 |
| 5914370 | Modified syndiotactic styrenic polymer compositions and blends | Akihiko Okada | 1999-06-22 |
| 5907129 | Syndiotactic styrenic resin composition | Keisuke Funaki, Takaaki Uchida | 1999-05-25 |
| 5698652 | Styrenic polymer and molded article | Takuma Aoyama, Takaaki Uchida, Komei Yamasaki | 1997-12-16 |
| 5444126 | Process for producing a modified polyphenylene ether | Akihiko Okada | 1995-08-22 |
| 5326813 | Thermoplastic resin composition containing a modified polyphenylene ether | Akihiko Okada | 1994-07-05 |