Systems, methods, and mechanical designs for inverters for evtol aircraft
US-2024253796-A1 · Aug 1, 2024 · US
Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36
Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36 · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P21/50 |
| Official title | {Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36} |
| Display label | Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36 |
| Total patents | 271 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 10 |
| 2017 | 15 |
| 2018 | 12 |
| 2019 | 30 |
| 2020 | 30 |
| 2021 | 23 |
| 2022 | 25 |
| 2023 | 20 |
| 2024 | 48 |
| 2025 | 38 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for reducing current harmonic distortion in a motor controller
US-10483902-B1 · Nov 19, 2019 · US
Electric power steering apparatus
US-2019344824-A1 · Nov 14, 2019 · US
Fault-tolerant permanent-magnet vernier cylindrical electric motor with electromagnetic suspension and fault-tolerant vector control method for short circuit of two adjacent phases
US-2019229666-A1 · Jul 25, 2019 · US
Aircraft starting and generating system
US-10312849-B2 · Jun 4, 2019 · US
Drive circuit for electric motors
US-2019165702-A1 · May 30, 2019 · US
Method and System for Feedback-Controlling
US-2019074785-A1 · Mar 7, 2019 · US
Operating method of synchronous machine
US-10224850-B2 · Mar 5, 2019 · US
Motor controller and image forming apparatus
US-2019068099-A1 · Feb 28, 2019 · US
Method and apparatus for acoustic signal generation
US-2018358916-A1 · Dec 13, 2018 · US
Motor with separated permanent magnet torque and reluctance torque and its optimal efficiency control
US-2018323665-A1 · Nov 8, 2018 · US
Stray magnetic field compensation for a rotor position sensor
US-2018323738-A1 · Nov 8, 2018 · US
Electrical installation comprising an electrical apparatus, a three-phase inverter and a control device for controlling the inverter, and related method
US-10116246-B2 · Oct 30, 2018 · US
Multi-Loop Switching Control System for Doubly-Fed Wind Turbine Based on Logic Switch Control
US-2018254725-A1 · Sep 6, 2018 · US
Magnetization state control method and magnetization state control device
US-2018219504-A1 · Aug 2, 2018 · US
Operating a wind turbine being connected to a utility grid both via a HVDC power connection and via an umbilical AC cable with a network bridge controller performing a power and a voltage control
US-9998050-B2 · Jun 12, 2018 · US
Method for the reduction and modulation of noise of an electric motor
US-9998051-B2 · Jun 12, 2018 · US
Operating a wind turbine being connected to a utility grid solely via an umbilical AC cable with a network bridge controller performing a power and a voltage control
US-9973125-B2 · May 15, 2018 · US
Variable frequency electrostatic drive
US-9960719-B1 · May 1, 2018 · US
Methods and systems for controlling an electric motor
US-9923505-B2 · Mar 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P21/50?
- CPC H02P21/50 is the Cooperative Patent Classification code for “Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36.”
- How many patents are filed under CPC H02P21/50 (Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36)?
- Our database includes 271 publications tagged with this CPC code.
- Is patent activity under CPC H02P21/50 growing?
- Publication counts under this code: 48 in 2024 vs 38 in 2025 (latest complete years).