Hirohiko Yatsuzuka
5Patents
4h-index
12Co-inventors
50Inventor score
Filing activity: Sep 12, 1991 → Jun 8, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6661235B2 | Method and device for detecting a partial discharge in an electrical device | Electricity | 11 | Expired |
| US5757614A | Gas insulated switchgear apparatus | Electricity | 8 | Expired |
| US5298703A | Gas circuit breaker | Electricity | 7 | Expired |
| US5581439A | Gas insulated switchgear | Electricity | 5 | Expired |
| US6252763A | Gas-insulated electrical apparatus | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.