Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527987 | Process for producing regenerated cellulosic fibers | Yoshikazu Tanaka, Hisato Kobayashi | 2003-03-04 |
| 6183865 | Regenerated cellulosic fibers and process for producing the same | Yoshikazu Tanaka, Hisato Kobayashi | 2001-02-06 |
| 5948186 | Light weight tire including polybenzazole fibers | — | 1999-09-07 |
| 5922259 | Cord of twisted polybenzazole fibers | Yukinari Okuyama, Hiroshi Hirahata | 1999-07-13 |
| 5851466 | Process of making polybenzazole staple fibers | Takaharu Ichiryu, Tadao Kuroki, Mitsuhiro Sakuda | 1998-12-22 |
| 5756040 | Process of making polybenzazole nonwoven fabric | — | 1998-05-26 |
| 5534205 | Method for preparing polybenzoxazole or polybenzothiazole fibers | Timothy L. Faley, Michael E. Mills, Yoshihiko Teramoto, Douglas E. Turek | 1996-07-09 |
| 5527609 | Crimped polybenzazole staple fiber and manufacture thereof | Takaharu Ichiryu, Tadao Kuroki, Mitsuhiro Sakuda | 1996-06-18 |
| 5288452 | Steam heat-treatment method for polybenzazole fiber | — | 1994-02-22 |
| 5252407 | Rubber composite | Kiyosuke Kamiyama, Shuzo Sawada, Yasuo Sano | 1993-10-12 |
| 5171506 | Process for producing polyester fibers | Mitsuhiro Sakuda, Hideaki Ishihara, Yoshimitsu Sakaguchi, Tooru Kitagawa | 1992-12-15 |
| 4827999 | Polyester fiber having excellent thermal dimensional _ stability, chemical stability and high _ tenacity and process for the production thereof | Yohji Kohmura, Mitsuo Iwasaki, Hiroshi Yasuda | 1989-05-09 |