Robert John Johnsen
11Patents
5h-index
21Co-inventors
66Inventor score
Filing activity: Jan 29, 1990 → Jan 19, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5134448A | MOSFET with substrate source contact | Electricity | 84 | Expired |
| US5155563A | Semiconductor device having low source inductance | Electricity | 50 | Expired |
| US5023196A | Method for forming a MOSFET with substrate source contact | Emerging Cross-Sectional Technologies | 37 | Expired |
| US8917268B2 | Systems and methods for performing image background selection | Physics | 27 | Active |
| US6121619A | Failure predictor for photomultiplier tubes | Physics | 10 | Expired |
| US6489211B1 | Method of manufacturing a semiconductor component | Electricity | 5 | Expired |
| US9324140B2 | Methods and systems for evaluating bone lesions | Physics | 1 | Active |
| US9424644B2 | Methods and systems for evaluating bone lesions | Physics | 1 | Active |
| US10403010B2 | Methods and systems for reconstructing images | Physics | 0 | Active |
| US12051076B2 | System and method for assessing customer service times | Physics | 0 | Active |
| US6900105B2 | Semiconductor device and method of manufacture | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.