Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7719016 | Light-emitting diode device and backlight apparatus and liquid-crystal display apparatus using light-emitting diode device | Naoji Nada, Yoshihiro Oshima, Toshitaka Kawashima, Satoshi Tomioka | 2010-05-18 |
| 7690805 | Lighting device, and liquid crystal display device using same | Shigeo Kubota, Toshitaka Kawashima, Hiroyuki Okita | 2010-04-06 |