Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386111 | Optical element, and method of producing optical element | Yuichi Kawahira, Akira Sakai | 2025-08-12 |
| 12204197 | Color filter and liquid crystal display device | Yuichi Kawahira, Masahiro Hasegawa, Jianeng Xu, Akira Sakai | 2025-01-21 |
| 12174482 | Display device | Akira Sakai, Yuichi Kawahira, Masahiro Hasegawa | 2024-12-24 |
| 12174483 | Optical element and display device | Yuichi Kawahira, Masahiro Hasegawa, Jianeng Xu, Akira Sakai | 2024-12-24 |
| 11988918 | Optical element and display device | Yuichi Kawahira, Masahiro Hasegawa, Jianeng Xu, Akira Sakai | 2024-05-21 |
| 11934069 | Optical element and liquid crystal display device including the same | Akira Sakai, Yuichi Kawahira, Masahiro Hasegawa | 2024-03-19 |
| 11927850 | Liquid crystal display device | Yuichi Kawahira, Masahiro Hasegawa, Akira Sakai | 2024-03-12 |
| 11874549 | Optical element and liquid crystal display device | Akira Sakai, Yuichi Kawahira, Masahiro Hasegawa | 2024-01-16 |
| 11822181 | Liquid crystal display device comprising a prism sheet and having a light diffusion property curve obtained by plotting a luminance in a white display state | Yuichi Kawahira, Masahiro Hasegawa, Akira Sakai | 2023-11-21 |