QL

Qingning Liang

HC Haihong Electric Co.: 3 patents #1 of 18Top 6%
Overall (2025): #49,819 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12400787 Waterproof transformer coil structure and manufacturing method thereof Kaixuan Xu, Yixiong Liang, Huilin Guan, Fei Li, Danju Song +5 more 2025-08-26
12266471 Method and device for winding foil coil of stereoscopic wound iron core transformer Kaixuan Xu, Shuwei Situ, Yuxiang Qi, Danju Song, Wenjie Fang +5 more 2025-04-01
12249456 Winding cylinder of stereoscopic wound iron core transformer Kaixuan Xu, Shuwei Situ, Yuxiang Qi, Danju Song, Wenjie Fang +8 more 2025-03-11