Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12196405 | Lighting device for freezer | Qing Ma, Kegang Yue | 2025-01-14 |
| 8388171 | Waterproof LED lamp tube and casing of same | Chienchen Tung, Qing Ma, Kegang Yue, Xianhua Zhao | 2013-03-05 |
| D662629 | Waterproof LED lamp tube | Chienchen Tung, Qing Ma, Kegang Yue, Xianhua Zhao | 2012-06-26 |