Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968752 | Ionomer composition | Manabu Kawamoto, Eisaku Hirasawa | 1990-11-06 |
| 4677163 | Vinyl chloride resin composition and process for production thereof | Seiichi Tada | 1987-06-30 |