Hirohiko Ota
5Patents
2h-index
3Co-inventors
40Inventor score
Filing activity: Mar 17, 1999 → Aug 2, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6270833A | Separator for an alkaline cell and a method of producing the separator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US9500110B2 | Exhaust purifying apparatus for internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Active |
| US10024259B2 | Exhaust gas control apparatus and exhaust gas control method for internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Active |
| US9856771B2 | Exhaust gas control apparatus for internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Active |
| US9683473B2 | Exhaust gas control apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.