Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388361 | Battery charging circuit and methods for trickle charging and precharging a dead multi-cell-in-series battery | Cheong Kun, Chunping Song | 2025-08-12 |
| 12199458 | Multi-output switched-mode power supply for multi-cell-in-series battery charging | Cheong Kun | 2025-01-14 |