Toshiharu Hanajima
9Patents
8h-index
6Co-inventors
58Inventor score
Filing activity: Oct 26, 1989 → Mar 24, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5193635A | Vehicle with fuel cell system | Emerging Cross-Sectional Technologies | 100 | Expired |
| US5139894A | Fuel cell system | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5019463A | Fuel cell system | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6202626A | Engine having combustion control system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4965143A | Shutdown method for fuel cell system | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5651800A | Reformer for fuel cell system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5618322A | Reformer for fuel cell system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6131554A | Engine having combustion control system | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7302934B2 | Saddle-straddling type motor vehicle | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.