Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7813038 | Light-scattering film, polarizing plate and image display | Katsumi Inoue, Jun Watanabe, Tetsuya Asakura, Daiki Wakizaka, Hideyasu Ishibashi | 2010-10-12 |
| 7357981 | Optical filter | Tsukasa Yamada, Takumi Ando | 2008-04-15 |
| 6849327 | Optical filter | Tsukasa Yamada, Takumi Ando | 2005-02-01 |
| 6515811 | Optical filter having two absorption maximums | Toru Harada, Takumi Ando | 2003-02-04 |
| 6157504 | Optical filter comprising transparent support and filter layer having two absorption maximums | Tsukasa Yamada, Taku Nakamura, Toru Harada, Yoshiharu Yabuki | 2000-12-05 |
| 5631124 | Method of producing a photographic polyester laminate support | Fumio Kawamoto, Yoshiki Sakaino, Shohei Yoshida, Yasutomo Goto | 1997-05-20 |
| 4840981 | Polyethylene terephthalate resin composition | Masayoshi Hasuo, Seiichi Mukai, Ryo Saito | 1989-06-20 |