Francois Lalonde
9Patents
5h-index
5Co-inventors
56Inventor score
Filing activity: May 12, 1976 → Nov 16, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4675664A | Alarm system and method for detecting proximity of an object to electrical power lines | Physics | 71 | Expired |
| US4675670A | Apparatus for the dynamic and non-contact measurement of small distances | Physics | 20 | Expired |
| US6075464A | Dynamic and non-contact measurement of displacement or of permittivity by use of a capacitive sensor | Physics | 16 | Expired |
| US5990688A | Apparatus and method for evaluation a condition of a magnetic circuit of an electric machine | Physics | 15 | Expired |
| US5990807A | Dynamic and non-contact measurement of displacement or of permittivity by use of a capacitive sensor | Physics | 11 | Expired |
| US6552667B1 | Non-contact measuring method and apparatus for producing a signal representative of a distance between facing surfaces | Physics | 5 | Expired |
| US5444380A | Current surge indicator | Physics | 5 | Expired |
| US4327335A | Electronic low-pass filter circuit with an adjustable long time base | Electricity | 2 | Expired |
| US4079291A | Electronic lighting device | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.