Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12211962 | Barrier film, wavelength conversion sheet using barrier film, and display device using wavelength conversion sheet | Takeshi Sakamoto, Syuichi Tamura, Tatsunori Itai, Ryutaro Harada | 2025-01-28 |
| 12078890 | Barrier film, and wavelength conversion sheet, back light, and liquid crystal display device which use same | Ryutaro Harada, Takeshi Sakamoto, Shuichi Tamura, Akihito Haruki, Shota Yamanishi +1 more | 2024-09-03 |
| 11971626 | Barrier film, wavelength conversion sheet, back light, and display device | Shuichi Tamura, Takeshi Sakamoto, Ryutaro Harada | 2024-04-30 |
| 6838197 | Silica layers and antireflection film using same | Koji Ichimura | 2005-01-04 |
| 6793981 | Process for producing laminated film, and reflection reducing film | — | 2004-09-21 |
| 6689479 | Anti-reflection film, and silica layer | Osamu Sakakura | 2004-02-10 |