Marshall Johnson
3Patents
2h-index
6Co-inventors
41Inventor score
Filing activity: Jun 4, 1973 → Apr 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4145978A | Security box | Emerging Cross-Sectional Technologies | 29 | Expired |
| US3966247A | Keyless padlock | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9407574B2 | Using SerDes loopbacks for low latency functional modes with full monitoring capability | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.