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 51–75 of 76 patents

Patent #TitleCo-InventorsDate
5421154 Exhaust temperature control Dyland H. Hixon 1995-06-06
5417933 Catalytic method 1995-05-23
5376345 Catalytic method and apparatus 1994-12-27
5342591 Catalytic method 1994-08-30
5234882 Catalyst and preparation thereof 1993-08-10
5146881 Method of operating I.C. engines and apparatus thereof 1992-09-15
5051241 Microlith catalytic reaction system 1991-09-24
4918915 Method for clean incineration of wastes 1990-04-24
4905658 Method of operating I.C. engines and apparatus thereof 1990-03-06
4896636 Method of operating I. C. engines and apparatus thereof 1990-01-30
4864811 Method for destroying hazardous organics 1989-09-12
4819595 Method of operating catalytic ignition cyclic engines 1989-04-11
4811707 Method of operating catalytic ignition engines and apparatus therefor 1989-03-14
4773368 Method of operating catalytic ignition cyclic engines and apparatus thereof 1988-09-27
4646707 Method of operating catalytic ignition engines and apparatus therefor 1987-03-03
4603547 Catalytic relight coating for gas turbine combustion chamber and method of application Michael J. Bak 1986-08-05
4439136 Thermal shock resistant spherical plate structures 1984-03-27
4407785 Method of conducting catalytically promoted gas-phase reactions 1983-10-04
4402662 Thermal shock resistant split-cylinder structures 1983-09-06
4384843 Combustion method and apparatus with catalytic tubes 1983-05-24
4341662 Method of catalytically coating low porosity ceramic surfaces 1982-07-27
4337028 Catalytic monolith, method of its formulation and combustion process using the catalytic monolith Meredith J. Angwin 1982-06-29
4295818 Catalytic monolith and method of its formulation Meredith J. Angwin, John P. Kesselring 1981-10-20
4287090 Method of treating flue deposits and composition therefor 1981-09-01
4276203 Catalytic system and process for producing it 1981-06-30