Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308673 | Active equalizer circuit, battery management system, and power supply system | Chunting Chris Mi, Panpan Hu, Yunlong SHANG, Bing Han, Yuhong Fu +1 more | 2025-05-20 |
| 5734538 | Tape cartridge with increased storage capacity | Rayburn Johnson | 1998-03-31 |
| 5543992 | Tape cartridge with increased storage capacity | Rayburn Johnson | 1996-08-06 |