Kenichiro Ueda
46Patents
4h-index
38Co-inventors
59Inventor score
Filing activity: Mar 22, 2001 → Dec 4, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7682717B2 | Fuel cell system with cooling and method of controlling the same | Emerging Cross-Sectional Technologies | 12 | Active |
| US6864003B2 | Control device for fuel cell | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7282286B2 | Start-up method for fuel cell | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6815108B2 | Function maintaining method for a fuel cell system | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6815104B2 | Method for controlling flow rate of oxidizer in fuel cell system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7311984B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 4 | Active |
| US6602628B2 | Control system for fuel cell | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7223489B2 | Hydrogen purge control apparatus | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7851099B2 | Fuel cell system and control method for fuel cell | Emerging Cross-Sectional Technologies | 3 | Active |
| US7264900B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6607855B2 | Control system for fuel cell | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7473479B2 | Current limiting system and current limiting method for fuel cells | Emerging Cross-Sectional Technologies | 2 | Active |
| US7666535B2 | Fuel cell system and method of operating a fuel cell system | Emerging Cross-Sectional Technologies | 1 | Active |
| US8241805B2 | Fuel cell system with cooling and method of controlling the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7897286B2 | Fuel cell system and method of discharging gas from the fuel cell system | Emerging Cross-Sectional Technologies | 1 | Active |
| US9331347B2 | Fuel cell system and control method thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US7666532B2 | Fuel cell system and method of starting fuel cell system | Emerging Cross-Sectional Technologies | 1 | Active |
| US7968241B2 | Fuel cell system and method of controlling gas pressure in fuel cell system | Emerging Cross-Sectional Technologies | 1 | Active |
| US8288044B2 | Start-up method for fuel cell | Emerging Cross-Sectional Technologies | 1 | Active |
| US9786935B2 | Fuel cell system and fuel cell system control method | Emerging Cross-Sectional Technologies | 1 | Active |
| US7776480B2 | Fuel cell system and method for permitting idle stop in fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US8415062B2 | Fuel cell system and method of starting fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US7482079B2 | Fuel cell system and method of controlling a fuel discharging process based on the fuel cell output voltage | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8288047B2 | Fuel cell system with idle stop unit and current discharger | Emerging Cross-Sectional Technologies | 0 | Active |
| US7531258B2 | Fuel cell system and method for discharging reaction gas from fuel cell | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.