Adjusting aircraft powerplant power split to control powerplant vibrations
US-2023406523-A1 · Dec 21, 2023 · US
of hybrid-electric type
of hybrid-electric type · 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 | B64D35/022 |
| Official title | of hybrid-electric type |
| Display label | of hybrid-electric type |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 10 |
| 2023 | 20 |
| 2024 | 20 |
| 2025 | 30 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Auxiliary power generation and cooling systems on liquid hydrogen fueled aircraft
US-11845562-B1 · Dec 19, 2023 · US
Hybrid aircraft having rectifier with integrated protection
US-11840148-B2 · Dec 12, 2023 · US
Selective power distribution for an aircraft propulsion system
US-2023382549-A1 · Nov 30, 2023 · US
Aircraft propulsion system
US-11795834-B2 · Oct 24, 2023 · US
Charging control system, charging control method and aircraft
US-2023311676-A1 · Oct 5, 2023 · US
Substrate-to-heat-sink gap sizing in high voltage power converters
US-11772788-B1 · Oct 3, 2023 · US
Embedded electric motor assembly
US-11739694-B2 · Aug 29, 2023 · US
Fault tolerant turbo-generator system
US-2023261595-A1 · Aug 17, 2023 · US
Turbine over-speed brake for hybrid electric gas turbine engine
US-11725580-B2 · Aug 15, 2023 · US
Electric power system for powerplants of a multi-engine aircraft
US-11718408-B2 · Aug 8, 2023 · US
Systems and methods for aligning a gearbox of a gas turbine engine
US-2023184175-A1 · Jun 15, 2023 · US
Adaptive model predictive control for hybrid electric propulsion
US-2023160347-A1 · May 25, 2023 · US
Hybrid electric taxi system (HETS) or full electric taxi system (FETS)
US-11623757-B2 · Apr 11, 2023 · US
Propulsion system of aircraft
US-2023099869-A1 · Mar 30, 2023 · US
Aircraft propulsion system
US-2023076465-A1 · Mar 9, 2023 · US
Adaptive model predictive control for hybrid electric propulsion
US-11555455-B2 · Jan 17, 2023 · US
Electric architecture for a hybrid thermal/electric propulsion aircraft and twin-engined aircraft comprising such an architecture
US-2022411082-A1 · Dec 29, 2022 · US
Turbine over-speed brake for hybrid electric gas turbine engine
US-2022403776-A1 · Dec 22, 2022 · US
Modular power plant for a rotorcraft and associated rotorcraft
US-2022380031-A1 · Dec 1, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64D35/022?
- CPC B64D35/022 is the Cooperative Patent Classification code for “of hybrid-electric type.”
- How many patents are filed under CPC B64D35/022 (of hybrid-electric type)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC B64D35/022 growing?
- Publication counts under this code: 20 in 2024 vs 30 in 2025 (latest complete years).