Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6924032 | Flame retarding polypropylene fiber and production method thereof and flame retarding polypropylene film | Hiroshi Yamamoto, Hideo Sakakura | 2005-08-02 |
| 6921504 | Process of making flame retarding polypropylene fiber | Hiroshi Yamamoto, Hideo Sakakura | 2005-07-26 |
| 6162539 | High luminance luminous fiber and process for producing the same | Ken OGASAWARA, Hideo Sakakura, Atsushi Ogura, Daiji Goto | 2000-12-19 |
| 4713291 | Fragrant fiber | Makoto Sasaki, Jun Yoshida, Kiyoshi Akazawa, Eiji Kishita, Kaoru Hirata | 1987-12-15 |