Inventor

CARNEL ALAIN

FR4 patents

⚠️ This page may combine multiple inventors who share the name “CARNEL ALAIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER IND SA

2 patents

US5053697AOct 1, 1991

Input circuit for an electrical energy meter

SCHLUMBERGER IND SA21 citations74

US5264786ANov 23, 1993

Electrical device for measuring electrical parameters

SCHLUMBERGER IND SA14 citations70

ELECTRICITE DE FRANCE

1 patent

US4881072ANov 14, 1989

Device for remote metering

ELECTRICITE DE FRANCE17 citations69

ENERTEC

1 patent

US4378533AMar 29, 1983

Modulator for injecting signals into a polyphase power transmission system

ENERTEC4 citations58