WP

William C. Pfefferle

PC Precision Combustion: 41 patents #2 of 58Top 4%
TA The United States Of America: 2 patents #21 of 521Top 5%
AC Acurex: 1 patents #7 of 23Top 35%
EN Engelhard: 1 patents #271 of 518Top 55%
EC Engelhard Minerals & Chemicals: 1 patents #22 of 65Top 35%
UA United States Environmental Protection Agency: 1 patents #2 of 35Top 6%
Overall (All Time): #25,120 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 25 most recent of 76 patents

Patent #TitleCo-InventorsDate
9433913 Catalytic isobutane alkylation Shahrokh Etemad 2016-09-06
9102531 Reactor control method Subir Roychoudhury, Joel DesJardins, David Spence, Richard Mastanduno, Dennis E. Walsh 2015-08-11
9027352 Method for improved efficiency for high hydrogen 2015-05-12
8864491 Direct injection method and apparatus for low NOx combustion of high hydrogen fuels Benjamin Baird, Shahrokh Etemad, Sandeep Alavandi 2014-10-21
8739550 Two stage combustor with reformer Shahrokh Etemad, Benjamin Baird, Subir Roychoudhury 2014-06-03
8603407 Catalytic isobutane alkylation Shahrokh Etemad 2013-12-10
8337757 Reactor control method Subir Roychoudhury, Joel DesJardins, David Spence, Richard Mastanduno, Dennis E. Walsh 2012-12-25
8167036 Method for in-situ combustion of in-place oils 2012-05-01
7874350 Reducing the energy requirements for the production of heavy oil 2011-01-25
7765810 Method for obtaining ultra-low NOx emissions from gas turbines operating at high turbine inlet temperatures 2010-08-03
7665525 Reducing the energy requirements for the production of heavy oil 2010-02-23
7581587 Method for in-situ combustion of in-place oils 2009-09-01
7550644 Isobutane alkylation 2009-06-23
7550643 Isobutane alkylation 2009-06-23
7521028 Catalytic reactor for low-Btu fuels Lance L. Smith, Shahrokh Etemad, Hasan Karim 2009-04-21
7513306 Method for natural gas production 2009-04-07
7343971 Method for natural gas production 2008-03-18
6973968 Method of natural gas production 2005-12-13
6752623 Method and apparatus for a fuel-rich catalytic reactor Lance L. Smith, Shahrokh Etemad, Marco J. Castaldi, Hasan Karim 2004-06-22
6748745 Main burner, method and apparatus Md. Hasan Ul Karim, Kent Hamilton Lyle, Lance L. Smith, Shahrokh Etemad 2004-06-15
6514472 Method for operation of a catalytic reactor Paul Vincent Menacherry 2003-02-04
6394791 Method and apparatus for a fuel-rich catalytic reactor Lance L. Smith, Shahrokh Etemad, Marco J. Castaldi, Hasan Karim 2002-05-28
6358040 Method and apparatus for a fuel-rich catalytic reactor Lance L. Smith, Manco J. Castaldi 2002-03-19
6358879 Premixed combustion method Theodore R Strickland 2002-03-19
6328936 Catalytic reactor for promoting a chemical reaction on a fluid passing therethrough Subir Roychoudhury 2001-12-11