DK

Daniel Bernard Kupratis

RTX (Raytheon): 21 patents #5 of 1,780Top 1%
Overall (2021): #1,762 of 548,734Top 1%
21
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11193425 Gearbox for boost spool turbine engine Paul R. Hanrahan, Arthur M. Salve, Jr. 2021-12-07
11168617 Electric enhanced transmission for multi-spool load-sharing turbofan engine Coy Bruce Wood 2021-11-09
11168616 Hybrid electric fan with improved low pressure compressor Christopher J. Hanlon, William G. Sheridan 2021-11-09
11156122 Airfoil cooling system 2021-10-26
11143142 Adaptive engine with boost spool Paul R. Hanrahan 2021-10-12
11136899 Integrated electro-aero-thermal turbine engine Zubair Ahmed Baig, Gary Collopy, Coy Bruce Wood 2021-10-05
11125155 Geared turbofan arrangement with core split power ratio Frederick M. Schwarz 2021-09-21
11098655 Variable multiple-drive gas turbine engine 2021-08-24
11091272 Aircraft hybrid propulsion fan drive gear system DC motors and generators Frederick M. Schwarz, William G. Sheridan, Glenn Levasseur 2021-08-17
11085371 Turbofan with motorized rotating inlet guide vane Dmitriy B. Sidelkovskiy, Neil J. Terwilliger, William G. Sheridan 2021-08-10
11073107 Systems and methods for hybrid electric turbine engines Paul R. Hanrahan 2021-07-27
11073106 Geared architecture for high speed and small volume fan drive turbine Michael E. McCune, Jason Husband, Frederick M. Schwarz, Gabriel L. Suciu, William K. Ackermann 2021-07-27
11066989 Gas turbine engine architecture with nested concentric combustor Howard K. Gregory 2021-07-20
11053843 Geared turbofan engine with a high ratio of thrust to turbine volume Frederick M. Schwarz 2021-07-06
11047337 Geared architecture for high speed and small volume fan drive turbine Michael E. McCune, Jason Husband, Frederick M. Schwarz, Gabriel L. Suciu, William K. Ackermann 2021-06-29
11041462 Hybrid turbofan with differential electrical and mechanical power transfer Mark Tu 2021-06-22
11015523 Turbofan with bleed supercharged auxiliary engine Neil J. Terwilliger, Christopher J. Hanlon 2021-05-25
10954857 Crossover cooling flow for multi-engine systems 2021-03-23
10934934 Reverse core gear turbofan Francis R. Moon 2021-03-02
10914235 Cooled cooling air system for a gas turbine engine Paul R. Hanrahan 2021-02-09
10907540 Independently controllable wheel for a turbine section of a gas turbine engine Jacob H. Shubinski 2021-02-02