System for noise control in air mobility unitizing an array of acoustic scatterers
US-12492012-B2 · Dec 9, 2025 · US
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for reducing engine or jet noise; Protecting airports from jet erosion
for reducing engine or jet noise; Protecting airports from jet erosion · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B64F1/26 |
| Official title | for reducing engine or jet noise; Protecting airports from jet erosion |
| Display label | for reducing engine or jet noise; Protecting airports from jet erosion |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2018 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water-cooled flue gas collecting apparatus and wake treatment system including the same
US-12421922-B2 · Sep 23, 2025 · US
Acoustically enhanced landing pad for ground-effect noise suppression
US-11939082-B1 · Mar 26, 2024 · US
System for noise control in air mobility unitizing an array of acoustic scatterers
US-2024067358-A1 · Feb 29, 2024 · US
Water-cooled flue gas collecting apparatus and wake treatment system including the same
US-2023399998-A1 · Dec 14, 2023 · US
Sound absorbing structure having one or more acoustic scatterers for improved sound transmission loss
US-11555280-B2 · Jan 17, 2023 · US
Vertiport and associated method for enhancing stability and attenuating noise during an aircraft landing and takeoff
US-11535989-B2 · Dec 27, 2022 · US
Acoustic attenuation panel and its manufacturing methods
US-2022250767-A1 · Aug 11, 2022 · US
Sound absorbing structure having one or more acoustic scatterers for improved sound transmission loss
US-2022098806-A1 · Mar 31, 2022 · US
Selecting flight routes based on historical exposure
US-11157867-B1 · Oct 26, 2021 · US
Vertiport and associated method for enhancing stability and attenuating noise during an aircraft landing and takeoff
US-2021032820-A1 · Feb 4, 2021 · US
Total air temperature sensors
US-10611499-B2 · Apr 7, 2020 · US
Turbomachine test bench with active noise control
US-10161267-B2 · Dec 25, 2018 · US
Total air temperature sensors
US-2018244403-A1 · Aug 30, 2018 · US
Total air temperature sensors
US-9981756-B2 · May 29, 2018 · US
Turbomachine test bench with active noise control
US-2018066545-A1 · Mar 8, 2018 · US
Aircraft departure profile generation compliant with noise abatement limits
US-9483052-B2 · Nov 1, 2016 · US
Noise abatement for aircraft components and systems in aircraft bays
US-9394685-B2 · Jul 19, 2016 · US
Noise abatement for aircraft components and systems in aircraft bays
US-2016047119-A1 · Feb 18, 2016 · US
Method for adding value to operation of long haul aircraft
US-2016016659-A1 · Jan 21, 2016 · US