Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D797938 | Hearing aid | Boyang Li | 2017-09-19 |
| 9695359 | Yellow light afterglow material and preparation method thereof as well as LED illuminating device using same | Hongjie Zhang, Ming Zhang, Kun Zhao, Hao Zhang | 2017-07-04 |
| 9695360 | Yellow light afterglow material and preparation method thereof as well as LED illuminating device using same | Kun Zhao, Hao Zhang, Hongjie Zhang, Ming Zhang | 2017-07-04 |
| 9611427 | Yellow light afterglow material and preparation method thereof as well as LED illuminating device using same | Hongjie Zhang, Ming Zhang, Kun Zhao, Hao Zhang | 2017-04-04 |