Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663953 | Fresnel lens base sheet | Shunji Kamiya, Keiji Hanamoto | 2003-12-16 |
| 6623811 | Optical film and liquid crystal display using the same | Toshiaki Shibue, Nobuo Kubo, Noriyasu Kuzuhara, Hiroki Umeda, Sota Kawakami +1 more | 2003-09-23 |
| 6597502 | Rear projection screen with uniformity of luminance | Yoshiki Takahashi, Masahiro Goto, Hitomu Watanabe, Kumpei Oda, Katsunori Takahashi | 2003-07-22 |
| 6503581 | Optical film and liquid crystal display using the same | Toshiaki Shibue, Nobuo Kubo, Noriyasu Kuzuhara, Hiroki Umeda, Sota Kawakami +1 more | 2003-01-07 |