Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9389357 | Backlight device | Naoto Hirohata, Yasuhiro Ueki, Nobuyoshi Yamagishi, Takuya Kakinuma | 2016-07-12 |
| 8807818 | Backlight device | Naoto Hirohata, Yasuhiro Ueki, Nobuyoshi Yamagishi, Takuya Kakinuma | 2014-08-19 |
| 8659720 | Backlight device and liquid crystal display | Tsuyoshi Sasaki, Koichi Kamiyama, Makoto Ashihara | 2014-02-25 |
| 8596850 | Backlight device | Naoto Hirohata, Yasuhiro Ueki, Nobuyoshi Yamagishi, Takuya Kakinuma | 2013-12-03 |
| RE42343 | Optical storage medium | Kouji Tsujita | 2011-05-10 |
| 7050387 | Optical storage medium | Kouji Tsujita | 2006-05-23 |