DS

David K. Stevens

BV Black & Veatch: 2 patents #5 of 39Top 15%
BP Black & Veatch Pritchard: 1 patents #1 of 8Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #865,632 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8084013 Method and apparatus for degasification of claus-derived sulfur Mark R. Tonjes, Lindsay D. Dreitzler, Alan D. Mosher 2011-12-27
7931889 Method for producing hydrogen Peter D. Clark, Justin A. Lamar 2011-04-26
7282193 Method for energy recovery from hydrogen sulfide Peter D. Clark 2007-10-16
6884282 Method and system for increasing the absorption selectivity of H2S from a gas containing CO2 and H2S Kevin M. Robertson, Mark R. Tonjes, Lindsay Wedel Dreitzler 2005-04-26
5904910 Method for producing sulfur and hydrogen from a gaseous stream containing hydrogen sulfide and ammonia James McCormick 1999-05-18
4196312 Accumulation live roller conveyor David A. DeGood 1980-04-01