Nobumoto Ohashi
22Patents
6h-index
43Co-inventors
65Inventor score
Filing activity: May 22, 1998 → Dec 15, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6058700A | Device for purifying exhaust gas of engine | Mechanical Engineering; Lighting; Heating | 123 | Expired |
| US6233927A | Exhaust gas purification device | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6192675A | Exhaust gas purification device for an internal combustion engine | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6381952B1 | Exhaust temperature raising apparatus and method for internal combustion engine | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6101999A | Compression ignition type engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6426316B2 | Exhaust emission control catalyst for diesel engines | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8250856B2 | Exhaust purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 6 | Active |
| US9822683B2 | Exhaust gas purification system for internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Active |
| US10125647B2 | Exhaust gas purification apparatus for an internal combustion engine | Emerging Cross-Sectional Technologies | 3 | Active |
| US9551261B2 | Urea water supply system | Emerging Cross-Sectional Technologies | 2 | Active |
| US8375706B2 | Exhaust gas purification system of an internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Active |
| US8522534B2 | Exhaust purification device of internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Active |
| US9464554B2 | Exhaust gas purification system for internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Active |
| US9611811B2 | Control device for cooling system | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9512769B2 | Urea water supply system | Emerging Cross-Sectional Technologies | 1 | Active |
| US8402753B2 | Exhaust gas purification system for an internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Active |
| US9482133B2 | Exhaust emission control system of internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US9662612B2 | Exhaust gas purification apparatus for internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US10337376B2 | Exhaust gas purification system for an internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US8266899B2 | Exhaust purification apparatus for internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US7845163B2 | Device for purifying exhaust gas of an internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US8307638B2 | Exhaust gas purification system for internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.