Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10473291 | Filament bulb with uniform luminance | Liangliang Cao, Xiaojuan Huang, Maojin Zeng, Lianwei Zhang, Wanzhen Li +2 more | 2019-11-12 |
| 10344920 | Lighting device | Liangliang Cao, Lilei Su, Wanzhen Li, Maojin Zeng, Xiaojuan Huang +1 more | 2019-07-09 |
| 10330302 | Gas-free light bulb device | Liangliang Cao, Yongjun Bao | 2019-06-25 |
| 10309586 | Light bulb apparatus with graphite cap | Longwei Zhang, Liangliang Cao, Xianghua Lin, Lilei Su | 2019-06-04 |
| 10295123 | Bulb apparatus and manufacturing method thereof | Lilei Su, Hongkui Jiang, Hongbin Lin, Yanzeng Gao, Guangai Chen | 2019-05-21 |
| 10170294 | Conductive structure, lighting fixture, and lighting fixture assembling method | Liangliang Cao, Lilei Su, Dignwei Liang | 2019-01-01 |