Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644483 | Voltage balanced multilevel voltage source converter system | Jih-Sheng Lai | 1997-07-01 |
| 5642275 | Multilevel cascade voltage source inverter with seperate DC sources | Jih-Sheng Lai | 1997-06-24 |