Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392953 | Illumination device including a sheet having light blocking portions and light transmitting portions and display device including the same | Junichi Masuda, Yuuichi Kanbayashi, Satoshi Tsubooka | 2025-08-19 |
| 12392954 | Illumination device including third prism sheet and display device including the same | Junichi Masuda, Satoshi Tsubooka, Yuuichi Kanbayashi | 2025-08-19 |
| 12311766 | Liquid crystal display device | Ryuzo Yuki, Naru Usukura, Junichi Masuda | 2025-05-27 |
| 12111490 | Illumination device and display device | Yuuichi Kanbayashi, Junichi Masuda, Satoshi Tsubooka | 2024-10-08 |
| 12099229 | Illumination device and display device | Junichi Masuda, Yuuichi Kanbayashi, Satoshi Tsubooka | 2024-09-24 |
| 11988910 | Viewing angle-controlling liquid crystal panel and display device | Koji Murata, Junichi Masuda, Akira Hirai, Hiroshi Tsuchiya, Takashi Satoh +2 more | 2024-05-21 |
| 11966071 | Illumination device including first to third sheets and display device including the same | Junichi Masuda, Yuuichi Kanbayashi, Satoshi Tsubooka | 2024-04-23 |
| 11942023 | Display device | Junichi Masuda, Yuuichi Kanbayashi, Satoshi Tsubooka | 2024-03-26 |
| 11899305 | Liquid crystal panel and display device | Koji Murata, Junichi Masuda, Hiroshi Tsuchiya, Takashi Satoh, Shinji Shimada | 2024-02-13 |
| 11703625 | Lighting device and display device | Takeshi Masuda, Yuuichi Kanbayashi | 2023-07-18 |
| 11635563 | Illumination device and display device | Yuuichi Kanbayashi, Satoshi Tsubooka | 2023-04-25 |
| 11366262 | Lighting device and display device | Yuuichi Kanbayashi, Satoshi Tsubooka | 2022-06-21 |
| 11143915 | Lighting device including light guide plate and display device including the lighting device | Takeshi Masuda, Satoshi Tsubooka, Yuuichi Kanbayashi | 2021-10-12 |
| 10928578 | Lighting device and display device | Takeshi Ishida, Yuuichi Kanbayashi, Satoshi Tsubooka | 2021-02-23 |
| 10353237 | Enhancing luminance in display devices using lighting guide plates | Yoshinobu Hirayama, Takao Imaoku | 2019-07-16 |
| 10317610 | Illumination device and display device | Yoshinobu Hirayama, Toru Inata | 2019-06-11 |
| 10310164 | Display backlight having lightguide with variable density light extraction elements | Yoshinobu Hirayama, Takao Imaoku | 2019-06-04 |
| 10180527 | Lighting device and display device | Ryuzo Yuki, Takeshi Ishida, Takao Imaoku, Yoshinobu Hirayama | 2019-01-15 |
| 9971081 | Lighting device and display device | Yoshinobu Hirayama, Takao Imaoku, Takeshi Ishida, Ryuzo Yuki | 2018-05-15 |
| 9921360 | Illumination device and display device | Yoshinobu Hirayama, Toru Inata | 2018-03-20 |
| 9915770 | Lighting device and display device | Yoshinobu Hirayama, Takao Imaoku, Takeshi Ishida, Ryuzo Yuki | 2018-03-13 |
| 9690034 | Illumination device and display device | Ichiro Umekawa, Hirofumi Oosawa, Takeshi Ishida, Ryuzo Yuki, Masaki Kageyama | 2017-06-27 |
| 9671547 | Illumination device and display device | Ichiro Umekawa, Hirofumi Oosawa, Takeshi Ishida, Ryuzo Yuki, Masaki Kageyama | 2017-06-06 |