Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Roy Payne — 25 Patents

GE: 19 patents #1,485 of 36,430Top 5%
ISIntevep, S.A.: 3 patents #92 of 440Top 25%
EFEnergy & Environmental Research Foundation: 1 patents #12 of 21Top 60%
GIGas Research Institute: 1 patents #343 of 808Top 45%
Houston, TX: #720 of 21,073 inventorsTop 4%
Texas: #5,166 of 125,132 inventorsTop 5%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Roy Payne has been granted 25 US patents while listed as an inventor at GE. The first was granted in 1991 and the most recent in April 2013. Roy Payne ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Roy Payne in Houston, TX, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8430665 Combustion systems and processes for burning fossil fuel with reduced nitrogen oxide emissions Larry William Swanson, David Kelly Moyeda, Antonio Marquez 2013-04-30 $20,166,000
8302545 Systems for staged combustion of air and fuel Larry William Swanson, Quang H. Nguyen 2012-11-06 $27,923,000
8052950 Multi-compartment overfire air and N-agent injection method for nitrogen oxide reduction in flue gas Larry William Swanson, Wei Zhou, David Kelly Moyeda 2011-11-08 $11,951,000
8015932 Method and apparatus for operating a fuel flexible furnace to reduce pollutants in emissions Boris Nikolaevich Eiteneer, William Randall Seeker 2011-09-13 $18,381,000
7892499 Multi-compartment overfire air and N-agent injection method and system for nitrogen oxide reduction in flue gas Larry William Swanson, Wei Zhou, David Kelly Moyeda 2011-02-22 $31,851,000
7865271 Methods and systems to increase efficiency and reduce fouling in coal-fired power plants Michael Christopher Booth, Dean Draxton 2011-01-04 $34,615,000
7838297 Combustion optimization for fossil fuel fired boilers Neil Colin Widmer, William Randall Seeker, Philippe Gauthier 2010-11-23 $19,181,000
7775791 Method and apparatus for staged combustion of air and fuel Larry William Swanson 2010-08-17 $22,126,000
7776279 Combustion apparatus to reduce flue gas NOx by injection of n-agent droplets and gas in overfire air Wei Zhou, Vitali Victor Lissianski, Vladimir Zamansky, Larry William Swanson 2010-08-17 $22,126,000
7600479 Mercury reduction system and method in combustion flue gas using staging Vitali Victor Lissianski, Peter Martin Maly, William Randall Seeker, Vladimir Zamansky, Loc Ho 2009-10-13 $109,313,000
7374735 Method for nitrogen oxide reduction in flue gas Larry William Swanson, Wei Zhou, David Kelly Moyeda 2008-05-20 $37,765,000
7374736 Method to reduce flue gas NOx Wei Zhou, Vitali Victor Lissianski, Vladimir Zamansky, Larry William Swanson 2008-05-20 $37,765,000
6981456 Mercury reduction system and method in combustion flue gas using staging Vitali Victor Lissianski, Peter Martin Maly, William Randall Seeker, Vladimir Zamansky, Loc Ho 2006-01-03 $35,197,000
6895875 Mercury reduction system and method in combustion flue gas using staging Vitali Victor Lissianski, Peter Martin Maly, William Randall Seeker, Vladimir Zamansky, Loc Ho 2005-05-24 $36,407,000
6865994 Step-diffuser for overfire air and overfire air/N-agent injector systems William Randall Seeker, Larry William Swanson 2005-03-15 $31,146,000
6481998 High velocity reburn fuel injector Quang H. Nguyen, David Kelly Moyeda 2002-11-19
6474271 Method and apparatus for reducing emission of nitrogen oxides from a combustion system Neil Colin Widmer, Antonio Marquez, Larry William Swanson, Philippe Gauthier 2002-11-05 $61,794,000
6280695 Method of reducing NOx in a combustion flue gas Vitali Victor Lissianski, Vladimir Zamansky, Richard K. Lyon 2001-08-28
6164956 System and method for removing ash deposits in a combustion device Blair A. Folsom, Todd M. Sommer 2000-12-26
5967061 Method and system for reducing nitrogen oxide and sulfur oxide emissions from carbonaceous fuel combustion flue gases Robert A. Ashworth, Donald K. Morrison 1999-10-19
5795364 Reburning glass furnace for insuring adequate mixing of gases to reduce NO.sub.x emissions David Kelly Moyeda 1998-08-18
5499587 Sulfur-sorbent promoter for use in a process for the in-situ production of a sorbent-oxide aerosol used for removing effluents from a gaseous combustion stream Domingo Rodriquez, Cebers Gómez, Jose Carrazza, John C. KRAMLICH 1996-03-19
5352425 Sorbent for treatment of effluent gas stream Domingo Rodriguez, Cebers Gómez 1994-10-04
5282999 Sorbent for treatment of effluent gas stream Domingo Rodriguez, Cebers Gómez 1994-02-01
5020355 Method and apparatus for securing first and second members Mark A. Lammon 1991-06-04