John Lightfoot
12Patents
4h-index
9Co-inventors
49Inventor score
Filing activity: Nov 10, 1993 → Mar 21, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6806475B1 | Methods and apparatus for investigating emissions | Physics | 12 | Expired |
| US5779362A | Apparatus and method of determining a characteristic related to the thermal power of a sample | Physics | 11 | Expired |
| US6912485B2 | Signal handling and processing | Physics | 10 | Expired |
| US8275567B2 | Correction of a radioactivity measurement using particles from atmospheric source | Physics | 6 | Active |
| US7186963B2 | Environment radiation detector having a visual image capturing device | Physics | 4 | Expired |
| US5371370A | Gamma radiation camera systems | Physics | 4 | Expired |
| US7095030B2 | Investigations of radioactivity | Physics | 3 | Expired |
| US7022998B2 | Radiation dose rate measurement | Physics | 3 | Expired |
| US5841680A | Random pulse generation | Physics | 2 | Expired |
| US5572326A | Arrangements for measuring the height of a layer of floating liquid | Physics | 0 | Expired |
| US7564041B2 | Method of using self-positioning radiation counters | Physics | 0 | Expired |
| US7698099B2 | Relating to monitoring | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.