Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828006 | Cellulose ester film, protective film for a polarizing plate of liquid crystal display and production method of cellulose ester film | Masahito Takada, Isamu Michihata, Kouichi Saito, Hiroko Yokouchi | 2004-12-07 |
| 6731357 | Cellulose ester film, production method of the same, film employed in liquid crystal display member, and polarizing plate | Kunio Shimizu, Masahito Takada, Isamu Michihata, Koichi Nagayasu | 2004-05-04 |