Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286784 | Poly(phenylene sulfide) resin composition | Hiroshi Inoue, Toshikazu Kato, Masanori Fujioka | 1994-02-15 |
| 5093467 | Production of poly(arylene sulfide sulfone) with excess water to alkali metal sulfide | Toshikazu Kato, Kensuke Ogawara | 1992-03-03 |