Dai Tanaka
18Patents
4h-index
21Co-inventors
60Inventor score
Filing activity: Feb 18, 2000 → Oct 16, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6438943B1 | In-cylinder injection type internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7987295B2 | Information processing device, information processing method and information management system | Electricity | 6 | Active |
| US8077169B2 | Information processing device and control method | Physics | 5 | Active |
| US8250245B2 | Information processing system, with information processing terminal capable of operating in multiple operation modes when connected to a host device | Physics | 4 | Active |
| US6386173B1 | In-cylinder injection type internal combustion engine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7496704B2 | Information processing device with display having attachable/detachable data storage device having a plurality of recording media | Physics | 3 | Active |
| US7812509B2 | Spark plug | Electricity | 3 | Active |
| US6637192B2 | Cylinder injection type internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7690348B2 | Direct-injection spark-ignition internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8074621B2 | In-cylinder injection type internal combustion engine | Emerging Cross-Sectional Technologies | 1 | Active |
| US8448624B2 | Direct injection internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US11226780B2 | Information processing apparatus and control method of information processing apparatus | Electricity | 0 | Active |
| US8421744B2 | Information display having separate and detachable units | Physics | 0 | Active |
| US10628226B2 | Device control device, communication system, and control method of a device control device | Physics | 0 | Active |
| US10877712B2 | Printer, control method of printer, and printing system | Physics | 0 | Active |
| US7331325B2 | Direct-injection spark-ignition internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11708786B2 | Auxiliary chamber type internal combustion engine | Emerging Cross-Sectional Technologies | 0 | Active |
| US11808474B2 | Thermostat for conveying expected thermal responses to users | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.