Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602386 | Fibrillated rayon-containing, water-decomposable fibrous sheet | Naohito Takeuchi, Kazuya Okada, Toshiyuki Tanio, Takayoshi Konishi | 2003-08-05 |
| 6547927 | Water-decomposable fibrous sheet containing water-insoluble carboxymethyl cellulose | Naohito Takeuchi, Takayoshi Konishi | 2003-04-15 |
| 6544912 | Water-decomposable fibrous sheet containing fibrillated rayon of different fiber length profiles | Toshiyuki Tanio, Kazuya Okada, Naohito Takeuchi | 2003-04-08 |