Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803458 | Cellulose acetates and process for producing the cellulose acetates | Toru Ozaki, Hiroki Taniguchi, Michiyo Nakai, Shinsuke Suzuki | 2004-10-12 |
| 6683174 | Cellulose triacetates and methods for producing the cellulose triacetates | Toru Ozaki, Hiroshi Ogawa | 2004-01-27 |