Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017035 | Silicate-based yellow-green phosphors | Yi Dong, Shifan Cheng, Yi-Qun Li | 2011-09-13 |
| 7922937 | Two-phase silicate-based yellow phosphor | Yi-Qun Li, Yi Dong, Shifan Cheng, Dejie Tao | 2011-04-12 |
| 7906041 | Silicate-based green phosphors in red-green-blue (RGB) backlighting and white illumination systems | Yi-Qun Li, Yi Dong, Dejie Tao, Shifan Cheng | 2011-03-15 |
| 7887719 | Phosphor systems for a white light emitting diode (LED) | Yi Dong, Shifan Cheng, Yi-Qun Li | 2011-02-15 |