Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8058667 | Leadframe package for light emitting diode device | Yongzhi He, Frank Shi | 2011-11-15 |
| 8039862 | White light emitting diode package having enhanced white lighting efficiency and method of making the same | Yungzhi He, Frank Shi | 2011-10-18 |
| 7972023 | Lamp-cover structure containing luminescent material | Yongzhi He, Frank Shi | 2011-07-05 |