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Daniel Alecu — 93 Patents

RTX (Raytheon): 93 patents #23 of 15,912Top 1%

Ottawa, CA: #28 of 6,399 inventorsTop 1%

Overall (All Time): #16,773 of 4,157,543Top 1%

93 Patents All Time

Daniel Alecu has been granted 93 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 2009 and the most recent in December 2025. Daniel Alecu ranks #16,773 of 4,157,543 US inventors in our database (top 0.40%). Patent records list Daniel Alecu in Ottawa, ON, CA.

Patents per Year

Issued Patents All Time

Showing 1–25 of 93 patents

Patent #	Title	Co-Inventors	Date
12510249	Auxiliary power unit with pulse detonation combustion	—	2025-12-30
12480424	Active de-aerator for aircraft power plant	Gabriel Naccache	2025-11-25
12460580	Heat management system and method for hydrogen-fueled engine	—	2025-11-04
12448920	Oil de-aerator for aircraft engine	Audrey BROUILLET, Felix Gauthier	2025-10-21
12434819	Assist system and method for aircraft ground operation	—	2025-10-07
12385417	Disrupting flow vortices to attenuate resonant tones within a gas turbine engine	Ignatius Theratil	2025-08-12
12388325	Electric motor with stator cooling	—	2025-08-12
12372028	Aircraft engine with squeeze film damper	Laslo T. Diosady	2025-07-29
12331879	Blowdown valve with air-oil separation	Laslo T. Diosady	2025-06-17
12319117	Heat exchanger and method of operation	—	2025-06-03
12313009	Coupling and associated method of transferring torque	—	2025-05-27
12264594	Oil filler tube assembly for aircraft engine	Ahmad Cheikhzen, Victor Sa Melo, Michel Labbe, Penny Nicolaidis	2025-04-01
12264607	Filler-cap activated valve in filler-neck oil vent	Ahmad Cheikhzen, Victor Sa Melo, Penny Nicolaidis, Michel Labbe	2025-04-01
12258866	Seal assembly and method of manufacturing	—	2025-03-25
12234768	Gas turbine engine oil scoop with air separator	Dave Menheere	2025-02-25
12173659	Coupling and associated method of transferring torque	—	2024-12-24
12168526	Assist system and method for aircraft ground operation	—	2024-12-17
12123305	Split piston ring seal for a rotating assembly and method of sealing	Ivan Sidorovich Paradiso	2024-10-22
12122526	Emergency power unit for electric aircraft	Ivan Sidorovich Paradiso	2024-10-22
12085022	Aircraft fluid system pressure variation attenuation	Ninad Joshi	2024-09-10
12065972	Buffer fluid delivery system and method for a shaft seal of a gas turbine engine	David Menheere	2024-08-20
11994080	Heating system for aircraft engine liquid distribution system	—	2024-05-28
11965463	Fluid cooler installation and method for turbofan engine	Ivan Sidorovich Paradiso	2024-04-23
11945598	Vapor-to-air heat exchanger for aircraft powerplant	—	2024-04-02
11927135	Integrated oil tank with passive thermal modulation	Enzo Macchia	2024-03-12