Systems and methods for flight control of evtol aircraft
US-2024400200-A1 · Dec 5, 2024 · US
for electric power plants
for electric power plants · 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 | B64D31/16 |
| Official title | for electric power plants |
| Display label | for electric power plants |
| Total patents | 708 |
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 | 6 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 12 |
| 2019 | 19 |
| 2020 | 30 |
| 2021 | 59 |
| 2022 | 116 |
| 2023 | 165 |
| 2024 | 125 |
| 2025 | 134 |
| 2026 | 29 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for controlling a transition of a vertical take-off and landing aircraft from hover flight to cruise flight and vice versa
US-2024076037-A1 · Mar 7, 2024 · US
Electric power system architecture and fault tolerant vtol aircraft using same
US-2024025543-A1 · Jan 25, 2024 · US
Motor driven propulsor of an aircraft
US-10807730-B2 · Oct 20, 2020 · US
Battery Switch with Current Control
US-2020274368-A1 · Aug 27, 2020 · US
Aircraft
US-10752372-B2 · Aug 25, 2020 · US
Motor driven propulsor of an aircraft
US-2020198792-A1 · Jun 25, 2020 · US
Selectively regulating current in distributed propulsion systems
US-10640225-B2 · May 5, 2020 · US
Fuel cell system for an aircraft
US-2020058947-A1 · Feb 20, 2020 · US
Performance monitoring system for an electric drive system
US-2020026269-A1 · Jan 23, 2020 · US
Electric powered direct drive rotor motor with integrated mechanical flight control
US-2019389570-A1 · Dec 26, 2019 · US
Vehicle battery pack health monitoring
US-2019339334-A1 · Nov 7, 2019 · US
Electric Power Supply Device And Flying Machine Using The Electric Power Supply Device
US-2019291599-A1 · Sep 26, 2019 · US
Yaw moment supplement for directional control
US-10407166-B2 · Sep 10, 2019 · US
Propulsion system assembly
US-10407178-B2 · Sep 10, 2019 · US
Electrified aircraft and method of controlling regenerative electric power of electrified aircraft
US-10377500-B2 · Aug 13, 2019 · US
Flying device
US-2019241259-A1 · Aug 8, 2019 · US
Yaw moment supplement for directional control
US-2019210717-A1 · Jul 11, 2019 · US
Adaptive Phase Control Architecture for Reduction of Community Noise from Distributed Propulsion Vehicles
US-2019161169-A1 · May 30, 2019 · US
Electrified rotorcraft
US-10301011-B2 · May 28, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64D31/16?
- CPC B64D31/16 is the Cooperative Patent Classification code for “for electric power plants.”
- How many patents are filed under CPC B64D31/16 (for electric power plants)?
- Our database includes 708 publications tagged with this CPC code.
- Is patent activity under CPC B64D31/16 growing?
- Publication counts under this code: 125 in 2024 vs 134 in 2025 (latest complete years).