Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497610 | Light guiding plate including a plurality of prisms, surface emitting device using light guiding plate, and liquid crystal display device using light guiding plate | Koichi Yamamoto, Hideaki Nagakubo | 2009-03-03 |
| 7360939 | Surface emitting device, backside illumination device, and liquid crystal display device | — | 2008-04-22 |
| 7356211 | Lighting system | Hideaki Nagakubo | 2008-04-08 |
| 7223006 | Surface-emitting device and liquid crystal display apparatus | — | 2007-05-29 |
| 7199932 | Prism sheet, illuminating device, surface emitting device, and liquid crystal display device | — | 2007-04-03 |
| 7178964 | Single-light source illumination device and liquid crystal display device using the same | Mitsuo Ohizumi | 2007-02-20 |
| 7077556 | Lighting device and liquid crystal display device | — | 2006-07-18 |
| 7040796 | Illumination device and liquid crystal display device | Tatsumaro Yamashita | 2006-05-09 |
| 6979115 | Surface emitting device and liquid crystal display | Mitsuo Ohizumi | 2005-12-27 |
| 6954237 | Surface-emitting device and liquid crystal display device | Mituso Ohizumi | 2005-10-11 |
| 6906348 | Illumination device and liquid crystal display device | — | 2005-06-14 |
| 6802619 | Surface-emitting device and liquid crystal display device with enhanced utilization efficiency of light from light source | Mitsuo Ohizumi | 2004-10-12 |
| 6734929 | Illumination device having a single light source and liquid crystal display device | Ohizumi Mitsuo, Tatsumaro Yamashita | 2004-05-11 |