90501065
Feb 1, 2021
Jul 5, 2022
Active Trademark
Optical sensors for measuring current and voltage designed for the energy industry used to accurately measure current and voltage on the power grid through light; Optical sensors for measuring characteristics of a system designed for the energy industry used to accurately measure vibration and temperature through light; Optical sensors for measuring current, voltage, vibration, and/or temperature; modular optical sensing platforms, namely, optical sensors for measuring current and voltage in power systems; modular optical sensing platforms, namely, optical sensors for measuring vibration and temperature in systems; optical voltage sensors; optical current sensors; optical vibration sensors; optical temperature sensors; groundless optical voltage sensors; underground optical sensors for measuring current, voltage, temperature, current harmonics and/or voltage harmonics of power systems
Electrical and Scientific Apparatus