Roderick Michael Johnson
7Patents
3h-index
10Co-inventors
54Inventor score
Filing activity: Jun 18, 1987 → Oct 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6946972B2 | Systems and methods for wirelessly transmitting data from a utility meter | Electricity | 75 | Expired |
| US4814651A | Explosion-proof electrical generator system | Electricity | 49 | Expired |
| US7250874B2 | System and methods for wirelessly transmitting data from a utility meter | Electricity | 46 | Expired |
| US8594637B2 | System and method for modifying calling behavior | Electricity | 2 | Active |
| US8396484B2 | Methods and apparatus for providing location data with variable validity and quality | Electricity | 2 | Active |
| US8909253B2 | Methods and apparatus for providing location data with variable validity and quality | Electricity | 1 | Active |
| US8862094B2 | System and method for modifying calling behavior | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.