Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877847 | Polyphenylene ether resin composition | Masanobu Masu, Hiroshi Yoshioka, Kenzi Kouno, Kazuo Yamamiya | 1989-10-31 |
| 4822846 | Molding polyamide resin composition | Kenichi Narita, Masashi Kurokawa | 1989-04-18 |