Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281779 | LED decorative lamp and production process thereof | Qingbiao Wu | 2025-04-22 |
| 12092297 | Lamp containing a rotation prevention structure | Qingbiao Wu | 2024-09-17 |
| 12031688 | LED decorative bulb and LED lamp string | Qingbiao Wu | 2024-07-09 |
| 12016463 | Sofa with turnable backrest | Yuanfeng FENG, Renfei Wang, Zhiyu Wang | 2024-06-25 |
| 11988342 | LED circuit board | Qingbiao Wu | 2024-05-21 |
| 11766123 | Unfolding device of sofa | Yuanfeng FENG, Sheng-Feng Wang, Zhiyu Wang | 2023-09-26 |
| 10718471 | LED light bulb | — | 2020-07-21 |
| 10718470 | Retro LED light bulb | — | 2020-07-21 |
| 10426266 | Quick mounting holder structure for sinking mechanical extension device of functional sofa | Xiaohong Li, Jiao Chen, Zhong Pang | 2019-10-01 |
| 10349745 | Electric mechanical stretching device of movable sofa | Xiaowei Huang, Xiaohong Li, Haibo Wang, Guoli Zou | 2019-07-16 |
| 10104977 | Sofa waist proping device | Xiaohong Li, Haibo Wang, Jiao Chen, Zhong Pang | 2018-10-23 |
| 10098471 | Sofa pillow driving device | Xiaohong Li, Haibo Wang, Jiao Chen, Zhong Pang | 2018-10-16 |
| 9074757 | Christmas light | — | 2015-07-07 |