Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8912998 | Luminance control device, display apparatus using the same, luminance control method and luminance control program | Daisuke Koyama | 2014-12-16 |
| 8466930 | Color adjustment circuit | Koji Otsuka, Daisuke Koyama | 2013-06-18 |
| 8416257 | Video signal processing circuit, display device, mobile terminal, and program | Koji Otsuka, Yasufumi Hagiwara, Daisuke Koyama | 2013-04-09 |