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USPTO Patent Rankings Data through Sept 30, 2025
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Serguei A. Popov — 40 Patents

UNUnknown: 50 patents #26 of 83,584Top 1%
Houston, TX: #313 of 21,073 inventorsTop 2%
Texas: #2,471 of 125,132 inventorsTop 2%
Overall (All Time): #79,936 of 4,157,543Top 2%
40 Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
6267848 Method for generating vacuum in mass-exchange columns 2001-07-31
6261067 Liquid-gas jet apparatus having a predetermined ratio for a cross-section of an active liquid nozzle and a mixing chamber 2001-07-17
6250888 Pumping-ejector unit and process therefor Anatoli M. Doubinski 2001-06-26
6250890 Liquid-gas jet apparatus 2001-06-26
6248154 Operation process of a pumping-ejection apparatus and related apparatus 2001-06-19
6244827 Pumping-ejection apparatus Anatoli M. Doubinski 2001-06-12
6234760 Pumping-ejection apparatus and variants Anatoli M. Doubinski 2001-05-22
6224042 Liquid-gas ejector 2001-05-01
6220578 Liquid-gas jet apparatus with multiple nozzles and variants 2001-04-24
6199834 Operation method for a gas-liquid ejector Anatoli M. Doubinski 2001-03-13
6164567 Gas and fluid jet apparatus 2000-12-26
6120254 Jet pump for creating the vacuum conditions required for liquid product distillation 2000-09-19
6109882 Operating mode of a jet blower 2000-08-29
6106243 Jet pump installation for creating a vacuum during distillation of a liquid 2000-08-22
6016840 Liquid/gas vacuum ejector device Mikhail Akimov 2000-01-25