Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4427814 | Polyphenylene ether resin composition having improved heat stability | Akitoshi Sugio, Masanobu Masu, Masao Okabe, Yukio Sasaki | 1984-01-24 |
| 4383066 | Polyphenylene ether resin composition | Akitoshi Sugio, Masanobu Masu, Masao Okabe | 1983-05-10 |
| 4341879 | Polyphenylene ether resin composition having improved heat stability and impact strength | Akitoshi Sugio, Masanobu Masu, Masao Okabe, Masatugu Matunaga | 1982-07-27 |