Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671013 | Optical waveguide sheet having projections with two reflection faces and a ridge, surface illuminant device and liquid crystal display | — | 2003-12-30 |
| 6616290 | Light guide plate, surface light source device and liquid crystal display | — | 2003-09-09 |
| 6609809 | Guide plate, surface light source device and liquid crystal display | — | 2003-08-26 |
| 6585356 | Light guide plate, surface light source device of side light type and liquid crystal display | — | 2003-07-01 |
| 6568819 | Guide plate, surface light source device of side light type and liquid crystal display | Hiroshi Yamazaki | 2003-05-27 |
| 6568820 | Guide plate, surface light source device of side light type and liquid crystal display | Hiroshi Yamazaki, Junichi Ohkuma | 2003-05-27 |