Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9157584 | White phosphors, methods of making white phosphors, white light emitting LEDS, methods of making white light emitting LEDS, and light bulb structures | William M. Yen, Zhiyi He, Xiao Wang, Gennaro J. Gama | 2015-10-13 |
| 9011717 | White phosphors, methods of making white phosphors, white light emitting LEDs, methods of making white light emitting LEDs, and light bulb structures | William M. Yen, Zhiyi He, Xiao Wang, Gennaro J. Gama | 2015-04-21 |
| 8044419 | White phosphors, methods of making white phosphors, white light emitting LEDS, methods of making white light emitting LEDS, and light bulb structures | William M. Yen, Zhiyi He, Xiao Wang, Gennaro J. Gama | 2011-10-25 |