Ji Wan Cha
9Patents
2h-index
18Co-inventors
40Inventor score
Filing activity: Dec 4, 2013 → May 10, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9413279B2 | Apparatus and method for controlling motor | Electricity | 3 | Active |
| US9310456B2 | Offset compensation method of current sensor and motor driving system | Emerging Cross-Sectional Technologies | 2 | Active |
| US11411524B2 | Power conversion system and control method for vehicle motor | Electricity | 1 | Active |
| US11545875B2 | Motor provided with cooling system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11133765B2 | Method and apparatus for driving motor for eco-friendly vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
| US10131346B2 | Method for diagnosing demagnetization of motor of eco-friendly vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
| US9428174B2 | Forced charging method for PHEV vehicles using motor and HSG | Emerging Cross-Sectional Technologies | 0 | Active |
| US11742720B2 | Motor provided with cooling system | Electricity | 0 | Active |
| US11745721B2 | Method of controlling electric oil pump for vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.