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%
📍 Madison, CT: #6 of 375 inventorsTop 2%
🗺 Connecticut: #199 of 34,797 inventorsTop 1%
Overall (All Time): #25,120 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 26–50 of 76 patents

Patent #TitleCo-InventorsDate
6272863 Premixed combustion method background of the invention Theodore R Strickland 2001-08-14
6270337 Dry, low NOx pilot Shahrokh Etemad, Hasan Karim 2001-08-07
6205777 Catalytic method 2001-03-27
6174159 Method and apparatus for a catalytic firebox reactor Lance L. Smith, Shahrokh Etemad, Hasan Ulkarim, Marco J. Castaldi 2001-01-16
6155819 Dry, low NO.sub.x catalytic pilot Shahrokh Etemad, Lance L. Smith, Hasan Karim, Gregory Scott Jackson 2000-12-05
6156444 Structure for and method of manufacturing aerodynamic expanded metal Warren F. Smith, Subin Roychoudhury 2000-12-05
6048194 Dry, low no.sub.x catalytic pilot Shahrokh Etemad, Hasan Karim 2000-04-11
5958347 Pre-converter mounting device Subir Roychoudhury 1999-09-28
5893039 Catalytic method 1999-04-06
5866078 Oxygen storage system Subir Roychoudbury 1999-02-02
5791308 Plug assembly Robert Carter, Gregory Scott Jackson 1998-08-11
5720609 Catalytic method 1998-02-24
5720163 Torch assembly E. Jack Sweet 1998-02-24
5720605 Catalytic method 1998-02-24
5720606 Catalytic method 1998-02-24
5660043 Torch assembly E. Jack Sweet 1997-08-26
5636511 Torch assembly E. Jack Sweet, Greg Jackson 1997-06-10
5634784 Catalytic method E. Jack Sweet 1997-06-03
5601426 Catalytic method 1997-02-11
5593299 Catalytic method 1997-01-14
5531066 Fuel injector and igniter assembly E. Jack Sweet 1996-07-02
5466651 Catalytic method 1995-11-14
5453003 Catalytic method 1995-09-26
5440872 Catalytic method 1995-08-15
5437152 Catalytic method 1995-08-01