Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5102947 | Block copolymer and compositions | Juheiji Kawabata, Fumihiro Kobata, Hitoshi Izutsu, Manabu Chiba | 1992-04-07 |
| 4960841 | Polyphenylene sulfide/polyphenylene sulfide sulfone block copolymer | Juheiji Kawabata, Manabu Chiba, Fumihiro Kobata, Hitoshi Izutsu, Toshio Inoue +1 more | 1990-10-02 |
| 4960861 | Multi layer process for producing arylene sulfide polymers | Kohichi Kotera, Fumihiro Kobata, Juheiji Kawabata, Sugio Hasegawa | 1990-10-02 |
| 4946912 | Block copolymer and compositions | Juheiji Kawabata, Fumihiro Kobata, Hitoshi Izutsu, Manabu Chiba | 1990-08-07 |
| 4734470 | Block copolymer and compositions | Juheiji Kawabata, Fumihiro Kobata, Hitoshi Izutsu, Manabu Chiba | 1988-03-29 |
| 4678831 | Block copolymers and resin compositions | Juheiji Kawabata, Fumihiro Kobata, Akira Hirayama | 1987-07-07 |
| 4629778 | Poly(p-phenylene sulfide) film and process for production thereof | Fumihiro Kobata, Takashi Kawamura | 1986-12-16 |
| 4528346 | Resin composition | Ryoichi Ishikawa, Fumihiro Kobata | 1985-07-09 |
| 4507468 | Method for purifying polyphenylene sulfide | Juheiji Kawabata, Toshio Inoue, Fumihiro Kobata | 1985-03-26 |
| 4490522 | Process for producing polyphenylene sulfide | Juheiji Kawabata, Toshio Inoue, Fumihiro Kobata | 1984-12-25 |