Issued Patents All Time
| 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, Noriki Tachibana | 2004-12-07 |
| 6652926 | 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, Noriki Tachibana | 2003-11-25 |