Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JS

John Saunders Stevenson

GE: 28 patents #793 of 36,430Top 3%
Chevron: 14 patents #312 of 4,788Top 7%
Yorba Linda, CA: #18 of 818 inventorsTop 3%
California: #10,163 of 386,348 inventorsTop 3%
Overall (All Time): #70,763 of 4,157,543Top 2%
43 Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
8434700 Methods and systems for mixing reactor feed Cliff Yi Guo, Dustin W. Davis, Aaron John Avagliano 2013-05-07
8197564 Method and apparatus for cooling syngas within a gasifier system Allyson Joy Jimenez-Huyke, James Michael Storey, Aaron John Avagliano, Thomas Frederick Leininger, Judeth Brannon Corry 2012-06-12
7846226 Apparatus for cooling and scrubbing a flow of syngas and method of assembling Thomas Frederick Leininger, Allyson Joy Jimenez-Huyke, Judeth Brannon Corry, Fulton Jose Lopez, Aaron John Avagliano +1 more 2010-12-07
6302578 Behind the brick thermocouple Kent Santos, Gus Zachariou 2001-10-16
6086722 Minimizing evaporator scaling and recovery of salts during gasification George Henry Webster, Jr., Byron Von Klock, Dinh-Cuong Vuong, Steven R. Johnson 2000-07-11
5904879 Partial oxidation of waste plastic material John Duckett Winter, Paul Ellis Brickhouse, Ronald Frederick Tyree, Gregory Joseph Mayotte, Jerrold Samuel Kassman +1 more 1999-05-18
5866091 Method for minimizing hydrogen halide corrosion in a partial oxidation process Byron Von Klock, John Duckett Winter, Jerrold Samuel Kassman, George Henry Webster, Jr., Paul Ellis Brickhouse 1999-02-02
5656042 Environmentally acceptable process for disposing of scrap plastic materials Motasimur R. Khan, Christine C. Albert, George N. Richter, David Charles Crikelair 1997-08-12
5647876 Method of removing volatile metals from slag using an acid wash John Duckett Winter, Jerrold Samuel Kassman, Harry WIESE, George N. Richter, Lisa Marie Kocsis +1 more 1997-07-15
4828579 Thermally insulated quench ring for a gasifier Michael W. Becker, Allen M. Robin 1989-05-09
4801307 Quench ring and dip-tube assembly James R. Muenger, Americo R. Catena, Anthony E. Bergin, John M. Veillon, Michael W. Becker 1989-01-31
4788003 Partial oxidation of ash-containing liquid hydrocarbonaceous and solid carbonaceous Mitri S. Najjar, Michael W. Becker 1988-11-29
4732700 Partial oxidation of vanadium-containing heavy liquid hydrocarbonaceous and solid carbonaceous fuels Mitri S. Najjar, Michael W. Becker 1988-03-22
4705536 Partial oxidation of vanadium-containing heavy liquid hydrocarbonaceous and solid carbonaceous fuels Michael W. Becker, Mitri S. Najjar 1987-11-10
4624684 Process for feeding and gasifying solid carbonaceous fuel 1986-11-25
4590326 Multi-element thermocouple Paul N. Woldy, William E. Preston 1986-05-20
4557403 Dry feeder for finely divided solids into high pressure atmosphere 1985-12-10
4549886 Operation of gas generator 1985-10-29