Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922937 | Two-phase silicate-based yellow phosphor | Yi-Qun Li, Yi Dong, Shifan Cheng, Ning Wang | 2011-04-12 |
| 7906041 | Silicate-based green phosphors in red-green-blue (RGB) backlighting and white illumination systems | Yi-Qun Li, Yi Dong, Shifan Cheng, Ning Wang | 2011-03-15 |
| 7655156 | Silicate-based orange phosphors | Shifan Cheng, Yi Dong, Yi-Qun Li | 2010-02-02 |
| 7601276 | Two-phase silicate-based yellow phosphor | Yi-Qun Li, Yi Dong, Shifan Cheng, Ning Wang | 2009-10-13 |
| 7575697 | Silicate-based green phosphors | Yi-Qun Li, Yi Dong, Shifan Cheng, Ning Wang | 2009-08-18 |