Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181689 | Light-distribution adjustment sheet and display unit | Norimasa Furukawa, Mitsuhiko Taki, Ichiro Utsumi | 2024-12-31 |
| 12111686 | Optical unit, illumination apparatus, display, and optical communication apparatus | Norimasa Furukawa | 2024-10-08 |
| 11900891 | Backlight system, display apparatus, and light emission control method | Norimasa Furukawa, Shingo Kimura, Kazuhiro Horiuchi | 2024-02-13 |
| 11768318 | Light-distribution adjustment sheet and display unit | Norimasa Furukawa, Mitsuhiko Taki, Ichiro Utsumi | 2023-09-26 |
| 11276356 | Backlight system, display apparatus, and light emission control method | Norimasa Furukawa, Shingo Kimura, Kazuhiro Horiuchi | 2022-03-15 |
| 11237303 | Light-distribution adjustment sheet and display unit | Norimasa Furukawa, Mitsuhiko Taki, Ichiro Utsumi | 2022-02-01 |
| 10620347 | Light-distribution adjustment sheet and display unit | Norimasa Furukawa, Mitsuhiko Taki, Ichiro Utsumi | 2020-04-14 |
| 10133121 | Light-emitting device, display apparatus, and lighting apparatus | Kenji Kobayashi, Hiroki Asakawa | 2018-11-20 |
| 8104910 | Light emitting device, surface light source device, and image display device | Shingo Ohkawa, Takashi Oku, Tetsuo Shibanuma | 2012-01-31 |
| 8106859 | Light emitting device, area light source apparatus and image display apparatus | Shingo Ohkawa, Takashi Oku, Tetsuo Shibanuma | 2012-01-31 |