Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7267471 | Light guide body, lighting device, liquid crystal display device, and electronic device | — | 2007-09-11 |
| 6609807 | Backlight and liquid crystal display device | Nobuyuki Takahashi, Kenichi Ukai | 2003-08-26 |
| 6412969 | Backlighting device and a method of manufacturing the same, and a liquid crystal display apparatus | Kenichi Ukai, Nobuyuki Takahashi | 2002-07-02 |
| 6066920 | Illumination device, method for driving the illumination device and display including the illumination device | Takayoshi Tanabe, Kenichi Ukai, Nobuyuki Takahashi | 2000-05-23 |
| 5693958 | Light-writing-type liquid crystal element having a photoconductor between carrier blocking layers | Akitsugu Hatano, Shinpei Higashida | 1997-12-02 |