DR

David A. Risk

Overall (All Time): #978,375 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10203311 Gas emission detection device, system and method Bjorn-Gustaf James Brooks, Martin LAVOIE 2019-02-12
9891166 Fiber optic sensor for measurement of carbon dioxide Peter Martin Wild, Thomas M. Fyles, David Sinton, Bo Bao, Luis Melo +2 more 2018-02-13
8712692 Method of measuring the flux of a soil gas Hugo J. Beltrami, Nicholas R. Nickerson, Gordon John Victor McArthur 2014-04-29
8681336 System and method for determining flux of isotopologues Nicholas R. Nickerson, Jocelyn Elizabeth Egan 2014-03-25
7520186 Apparatus and method for measuring soil gases 2009-04-21