Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8809900 | Light emitting diode device and producing method thereof | Satoshi Sato, Hisataka Ito, Yasunari Ooyabu | 2014-08-19 |
| 8796712 | Phosphor layer and light-emitting device | Yasunari Ooyabu, Satoshi Sato, Shinya Ota, Hisataka Ito | 2014-08-05 |
| 8723167 | Reflecting material and light emitting diode device | Satoshi Sato, Hisataka Ito, Yasunari Ooyabu | 2014-05-13 |
| 8680557 | Producing method of light emitting diode device and light emitting diode element | Yasunari Ooyabu, Satoshi Sato, Hisataka Ito | 2014-03-25 |