Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374692 | Poly (arylene thioether-ketone-ketone) copolymer and production process thereof | Yoshikatsu Satake, Jiro Masuko | 1994-12-20 |
| 5288815 | Poly(arylene thioether-ketone) copolymer and production process thereof | Yoshikatsu Satake, Yasuhiro Suzuki | 1994-02-22 |