Multi-harmonic inline reference cell for optical trace gas sensing Grant US-8970842-B2 United States of America 03 Mar 2015
Method for measuring the concentration of a gas component in a measuring gas Application US-20150014541-A1 United States of America 15 Jan 2015
System and method for quantifying the presence of components in the exhaust of commercial… Grant US-8429957-B2 United States of America 30 Apr 2013
System and method for quantifying the presence of components in the exhaust of commercial… Grant US-8347701-B2 United States of America 08 Jan 2013
System and method for quantifying the presence of components in the exhaust of commercial… Grant US-8266952-B2 United States of America 18 Sep 2012
System and method for quantifying the presence of components in the exhaust of commercial… Grant US-7930931-B2 United States of America 26 Apr 2011
Extractive sampling system and method for measuring one or more molecular species Grant US-7275414-B2 United States of America 02 Oct 2007
Method and arrangement for the alternate samples - and under ground measurement, in… Application DE-4338233-A1 Germany 11 May 1995