RAMGEN POWER SYSTEMS, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 1148
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 362
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS371
 
  
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 227
 
  
 
B63H MARINE PROPULSION OR STEERING 139
 
  
 
F02K JET-PROPULSION PLANTS 137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9309893 Supersonic compressorJul 06, 12Apr 12, 16[F04D]
9163521 Gas turbine engine with supersonic compressorJul 06, 12Oct 20, 15[F04D, F02C, F01D]
8312725 Vortex combustor for low NOX emissions when burning lean premixed high hydrogen content fuelSep 30, 09Nov 20, 12[F02C, F23R]
8152439 Method and apparatus for starting supersonic compressorsJan 16, 09Apr 10, 12[F04D]
7603841 Vortex combustor for low NOx emissions when burning lean premixed high hydrogen content fuelFeb 28, 06Oct 20, 09[F23R]
7434400 Gas turbine power plant with supersonic shock compression rampsMar 30, 05Oct 14, 08[F02C]
7334990 Supersonic compressorMar 28, 05Feb 26, 08[B63H]
7293955 Supersonic gas compressorMar 23, 05Nov 13, 07[F01D]
7003961 Trapped vortex combustorMay 05, 03Feb 28, 06[F02C]
6694743 Rotary ramjet engine with flameholder extending to running clearance at engine casing interior wallJul 23, 02Feb 24, 04[F02K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8500391 Method and apparatus for starting supersonic compressorsExpiredApr 06, 12Aug 06, 13[F01D]
2013/0164,120 SUPERSONIC COMPRESSORAbandonedJul 06, 12Jun 27, 13[F04D]
2013/0164,121 SUPERSONIC COMPRESSORAbandonedJul 06, 12Jun 27, 13[F04D]
2013/0039,748 STATOR FOR SUPERSONIC COMPRESSORAbandonedJul 06, 12Feb 14, 13[F04D]
2013/0037,657 VORTEX GENERATORSAbandonedJul 06, 12Feb 14, 13[B62D, F15D, F03D, B64C]
6510683 Apparatus for power generation with low drag rotor and ramjet assemblyExpiredMar 14, 94Jan 28, 03[F02C]

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