Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9642168 | Mobile phone related indirect communication system and method | Pak Kay Yuen | 2017-05-02 |
| 9544925 | Mobile phone related indirect communication system and method | Pak Kay Yuen | 2017-01-10 |