Optical-based sensors for detecting trace amounts of gases; laser-based sensors for detecting trace amounts of gases within a background of at least one other gas; industrial processing laser-based gas testing instruments for use in determining the composition of gases

environmental monitoring sensors for detecting trace substances within a gaseous background; environmental monitoring sensors for detecting moisture in natural gas; environmental monitoring sensors for detecting carbon dioxide in natural gas; environmental monitoring sensors for detecting moisture in air

software for characterizing sensor data; supervisory control and data acquisition software for data acquisition, control and monitoring of custody transfer metering; SCADA software and hardware; software for automated and on-demand polling of field monitoring devices

Diode laser gas sensors for detecting trace amounts of a first gas within a second gas for use in environmental monitoring