Drive apparatus for rotating electric machine
US-11196315-B2 · Dec 7, 2021 · US
Motors with neutral point connected to the power supply
Motors with neutral point connected to the power supply · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P2209/01 |
| Official title | Motors with neutral point connected to the power supply |
| Display label | Motors with neutral point connected to the power supply |
| Total patents | 99 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 11 |
| 2019 | 13 |
| 2020 | 14 |
| 2021 | 17 |
| 2022 | 14 |
| 2023 | 8 |
| 2024 | 8 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control apparatus for multiple-winding rotating electric machine
US-11171594-B2 · Nov 9, 2021 · US
Charging system and method using motor driving system
US-11165275-B2 · Nov 2, 2021 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-2021336565-A1 · Oct 28, 2021 · US
Motor
US-2021313919-A1 · Oct 7, 2021 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-11128242-B2 · Sep 21, 2021 · US
Power conversion device for charging vehicle battery and method for controlling the same
US-11091049-B2 · Aug 17, 2021 · US
Power Conversion Apparatus for Multi-Voltage Charging
US-2021178920-A1 · Jun 17, 2021 · US
Rotating electric machine drive system
US-11038453-B2 · Jun 15, 2021 · US
Power converter, motor driving unit, and electric power steering device
US-11031880-B2 · Jun 8, 2021 · US
Fault-tolerant electrical drive
US-10978975-B2 · Apr 13, 2021 · US
Device for driving a plurality of motors and electric apparatus including the same
US-2021044225-A1 · Feb 11, 2021 · US
Brushless motor having six-step commutation control
US-2021028729-A1 · Jan 28, 2021 · US
Fault-tolerant electrical drive
US-2021021217-A1 · Jan 21, 2021 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-2020395873-A1 · Dec 17, 2020 · US
Drive apparatus for rotating electric machine
US-2020373801-A1 · Nov 26, 2020 · US
Dual-inverter for a brushless motor
US-10833611-B2 · Nov 10, 2020 · US
Shift range control apparatus
US-2020321894-A1 · Oct 8, 2020 · US
Energy transmission in the zero system
US-2020317086-A1 · Oct 8, 2020 · US
Power output device
US-10797631-B2 · Oct 6, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P2209/01?
- CPC H02P2209/01 is the Cooperative Patent Classification code for “Motors with neutral point connected to the power supply.”
- How many patents are filed under CPC H02P2209/01 (Motors with neutral point connected to the power supply)?
- Our database includes 99 publications tagged with this CPC code.
- Is patent activity under CPC H02P2209/01 growing?
- Publication counts under this code: 8 in 2024 vs 3 in 2025 (latest complete years).