JJ

Juan Jin

DL Dongguan Poweramp Technology Limited: 2 patents #1 of 7Top 15%
📍 Dongguan, CN: #137 of 840 inventorsTop 20%
Overall (2025): #112,335 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12261473 Charging method for electrochemical device, electronic device and readable storage medium Yangsheng Cai, Xiang Li, Feilong Guo 2025-03-25
12206078 Charging method for electrochemical device, electronic device and readable storage medium Yangsheng Cai, Xiang Li, Feilong Guo 2025-01-21