Ray V. Huff has been granted 11 US patents while listed as an inventor at Enviroscrub Technologies . The first was granted in 1982 and the most recent in July 2007. Ray V. Huff ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Ray V. Huff in Acton, MA, US.
Patents per Year Patents granted per year, 1982 to 2007 Bar chart with a peak of 2 patents in 1982. peak 2 1982: 2 patents 1982 1983: 1 patents 1983 1987: 1 patents 1987 1991: 1 patents 1991 1992: 1 patents 1992 2003: 2 patents 2003 2005: 1 patents 2005 2006: 1 patents 2006 2007: 1 patents 2007
Issued Patents All Time
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Showing 1–11 of 11 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
7247279 System for removal of pollutants from a gas stream John E. Pahlman , Charles Hammel , Richard M. Boren , Kevin P. Kronbeck , Joshua Larson +3 more 2007-07-24
7033548 System and process for removal of pollutants from a gas stream Steve Carlton , Charles Hammel , Richard M. Boren , Kevin P. Kronbeck , Joshua Larson +3 more 2006-04-25
6974565 System and process for removal of pollutants from a gas stream John E. Pahlman , Charles Hammel , Richard M. Boren , Kevin P. Kronbeck , Joshua Larson +3 more 2005-12-13
6610263 System and process for removal of pollutants from a gas stream John E. Pahlman , Steve Carlton , Charles Hammel , Richard M. Boren , Kevin P. Kronbeck +3 more 2003-08-26
6579507 System and process for removal of pollutants from a gas stream John E. Pahlman , Steven C. Carlton , Charles Hammel , Richard M. Boren , Kevin P. Kronbeck +3 more 2003-06-17
5169503 Process for extracting metal values from ores David R. Baughman , Steven G. Axen 1992-12-08
5030036 Method of isolating contaminated geological formations, soils and aquifers Steven G. Axen , David R. Baughman 1991-07-09
4634187 Method of in-situ leaching of ores Steven G. Axen 1987-01-06
4386806 Well repair for in situ leaching Steven G. Axen , Jerry R. Bergeson 1983-06-07
$12,060,000
4360234 In-situ method and apparatus for sparging gas bubbles Limin Hsueh , Robert A. Hard , Donald H. Davidson 1982-11-23
4342484 Well stimulation for solution mining Donald H. Davidson 1982-08-03