Inventor · Jinan, CN

Changwei Qin

3Patents
1h-index
15Co-inventors
37Inventor score

Filing activity: Jun 18, 2019 → Apr 25, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US12184160B2 Common-mode voltage suppression method and system for quasi-z-source simplified three-level inverter Emerging Cross-Sectional Technologies 1 Active
US11296593B2 Neutral-point voltage balance control method and system for three-level converter in full power factor range Emerging Cross-Sectional Technologies 1 Active
US12418245B1 Method and system for cooperatively suppressing common-mode voltage and current harmonics of coupled three-level inverter Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.