Folke Lofgren
6Patents
4h-index
2Co-inventors
39Inventor score
Filing activity: Nov 13, 1978 → Apr 16, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4409476A | Fiber optic temperature-measuring apparatus | Physics | 62 | Expired |
| US4472052A | Measuring signal transmission device for transmitting optical signals between a rotating portion and a rotationally stationary portion | Electricity | 24 | Expired |
| US4605302A | Cloud height measuring device with compensation for window fouling | Physics | 15 | Expired |
| US4643564A | Cloud height measuring means | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4485309A | Apparatus for contact-free sensing of a moving coherent mass of material | Physics | 2 | Expired |
| US4403862A | Visibility measuring apparatus using light conductors | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.