Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001976 | Water-soluble fiber and a method for manufacture therefor | Takeshi Fujita, Chuzo Isoda | 2006-02-21 |
| 6566485 | Water-soluble fiber and a method for manufacture thereof | Takeshi Fujita, Chuzo Isoda | 2003-05-20 |
| 6093783 | Water-soluble fiber and a method for manufacture thereof | Takeshi Fujita, Chuzo Isoda | 2000-07-25 |
| 5059630 | Methods for manufacture of porous resin moldings, ultrafine fibers and ultrafine fiber nonwoven fabrics | Takeshi Fujita, Chuzo Isoda | 1991-10-22 |