Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9819379 | Power bank and protective case thereof | Chung-Kai Yang | 2017-11-14 |
| 9722654 | Smart ultra box and protective case with the same | Chung-Kai Yang | 2017-08-01 |
| 9722655 | Smart ultra box and protective case with the same | Chung-Kai Yang | 2017-08-01 |
| 9647713 | Smart ultra box, protective case and mobile phone protective case with the same | Chung-Kai Yang | 2017-05-09 |