QL

Qianfeng Li

DC Delta Electronics (Shanghai) Co.: 2 patents #202 of 555Top 40%
Overall (All Time): #1,329,580 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1073773 Sunglasses 2025-05-06
11728639 Transformer short-circuit protection method and transformer short-circuit protection device Zehua Zhou, Shengzou Yue, Hongyang Wu, Liping Sun 2023-08-15
11588337 Centralized charging cabinet provided with isolation area and charging area Hongyang Wu, Jian Zhu, Liping Sun, Chao Yan 2023-02-21