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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DA

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

Patents granted per year, 2009 to 2025Bar chart with a peak of 15 patents in 2025.peak 152009: 1 patents20092010: 1 patents2011: 1 patents20112012: 4 patents2013: 1 patents20132014: 1 patents2015: 6 patents20152016: 7 patents2017: 5 patents20172018: 3 patents2019: 6 patents20192020: 4 patents2021: 9 patents20212022: 6 patents2023: 12 patents20232024: 11 patents2025: 15 patents2025

Issued Patents All Time

Showing 1–25 of 93 patents

Patent #TitleCo-InventorsDate
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