Inventor · disambiguated record
Denis Chatrefou
Also filed as: CHATREFOU DENIS
4 granted patents·28 citations·filing 1989–2013
72Inventor score
Top patents by PatentIndex Score
4 records- 0166US9766272B2Very high-voltage DC line voltage sensorALSTOM TECHNOLOGY LTD·Filed 2013·Granted Sep 19, 2017·3 cites·10 claims
- 0248US5886265AOptical vibration sensorGEC ALSTHOM T & D BALTEAU·Filed 1997·Granted Mar 23, 1999·19 cites·20 claims
- 0325US5028865ADevice having main and secondary optical sensorsPSC PROTECTIONS ET SYSTEMES DE·Filed 1989·Granted Jul 2, 1991·4 cites·8 claims
- 0419US5890096AUnconventional measurement transformerGEC ALSTHOM T & D BALTEAU·Filed 1996·Granted Mar 30, 1999·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →