Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512845 | Lighting apparatus with heat dissipation unit | Liangliang Cao | 2022-11-29 |
| 11346506 | LED light bulb | Liangliang Cao | 2022-05-31 |
| 11231147 | Light bulb apparatus having a twisted LED filament for improved luminous efficiency and light distribution | Liangliang Cao, Yongshu Zheng | 2022-01-25 |
| 11234316 | Lighting apparatus | Liangliang Cao, Hongkui Jiang, Dejuan Liang, Yuankai You, Fujie Chen | 2022-01-25 |