Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793433 | UV light emitting devices and systems and methods for production | Yitao Liao, Doug Collins | 2017-10-17 |
| 9669121 | Ultraviolet light source and methods | Yitao Liao, Doug Collins, Sheung Yin Li | 2017-06-06 |
| 9627579 | Semiconductor device and a method of making a semiconductor device | Douglas A. Collins, Faisal Sudradjat, Yitao Liao | 2017-04-18 |
| 9566357 | Ultraviolet light source and methods | Yitao Liao, Doug Collins | 2017-02-14 |