Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7928745 | Endurance testing system and method | Qiang Qin, Lian-Zhong Gong | 2011-04-19 |
| 7816920 | Metal detector | Qiang Qin, Lian-Zhong Gong | 2010-10-19 |
| 7763839 | Luminous intensity level indicating device | Qiang Qin, Lian-Zhong Gong | 2010-07-27 |