Sadao Funahashi
9Patents
3h-index
14Co-inventors
50Inventor score
Filing activity: Aug 7, 1997 → Jul 23, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5867376A | DC magnetization suppression in power converter transformers | Electricity | 12 | Expired |
| US9712084B2 | Electric power conversion device | Emerging Cross-Sectional Technologies | 7 | Active |
| US9564827B2 | Power conversion device | Electricity | 3 | Active |
| US9780685B2 | Electrical power converter with a converter cell series unit | Electricity | 3 | Active |
| US9806630B2 | Power conversion device | Electricity | 1 | Active |
| US9755542B2 | Direct-current power transmission power conversion device and direct-current power transmission power conversion method | Electricity | 1 | Active |
| US10186952B2 | Power conversion device | Electricity | 1 | Active |
| US9812992B2 | Power conversion system | Electricity | 1 | Active |
| US9564808B2 | Electric power conversion device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.