Inventor · disambiguated record
Marcel Lefebvre
Also filed as: LEFEBVRE MARCEL · LEFEBVRE MARCEL CHARLES
4 granted patents·24 citations·filing 1976–2001
72Inventor score
Files withTELEMECANIQUE ELECTRIQUE3
Top patents by PatentIndex Score
4 records- 0146US4328419APhoto-electric detector with temperature-compensated circuitTELEMECANIQUE ELECTRIQUE·Filed 1980·Granted May 4, 1982·8 cites·7 claims
- 0243US6361430B2Balanced ventilation doorsFiled 2001·Granted Mar 26, 2002·9 cites·18 claims
- 0332US4430684ATransistor switching meansTELEMECANIQUE ELECTRIQUE·Filed 1982·Granted Feb 7, 1984·5 cites·2 claims
- 0419US4056769ADirect current proximity detector having switching means which provide on two distinct outputs, signals when the target is located beyond or within a predetermined rangeTELEMECANIQUE ELECTRIQUE·Filed 1976·Granted Nov 1, 1977·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →