Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7973749 | Display device, terminal device, and display panel | Shin-ichi Uehara, Ken Sumiyoshi | 2011-07-05 |
| 7929077 | Light source, display device, portable terminal device, and ray direction switching element | Ken Sumiyoshi, Teruaki Suzuki, Shinichi Uehara | 2011-04-19 |