Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639725 | Protective, diffusive film and process for producing the same | Tadahiro Masaki | 2003-10-28 |
| 6577358 | Lens film with conductive lens layer or conductive layer | Mitsuru Tsuchiya, Hiroomi Katagiri, Taiji Suga, Tadahiro Masaki | 2003-06-10 |
| 6559911 | Polarization light splitting film, backlight system and liquid crystal display having particular diffusion layer under optical rotation selection layer | Keiji Kashima | 2003-05-06 |
| 6560023 | Optical lamination sheet | Keiji Kashima | 2003-05-06 |
| 6505959 | Directional diffusing film | Tadahiro Masaki | 2003-01-14 |
| 6504589 | Backlight device and liquid crystal display device | Keiji Kashima | 2003-01-07 |