Electric tool and method for controlling startup thereof
US-2021394389-A1 · Dec 23, 2021 · US
Controlling the direction, e.g. clockwise or counterclockwise
Controlling the direction, e.g. clockwise or counterclockwise · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P23/24 |
| Official title | Controlling the direction, e.g. clockwise or counterclockwise |
| Display label | Controlling the direction, e.g. clockwise or counterclockwise |
| Total patents | 114 |
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 | 8 |
| 2016 | 9 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 9 |
| 2021 | 19 |
| 2022 | 12 |
| 2023 | 14 |
| 2024 | 17 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fan Driving Circuit
US-2021317833-A1 · Oct 14, 2021 · US
Motor control device
US-2021320603-A1 · Oct 14, 2021 · US
Motor system
US-11146202-B2 · Oct 12, 2021 · US
Variable travel stop to increase worm gear durability
US-2021300465-A1 · Sep 30, 2021 · US
Motor control apparatus
US-2021305924-A1 · Sep 30, 2021 · US
Method and Apparatus for Operating an Electric Motor for an Electric Braking Device
US-2021284122-A1 · Sep 16, 2021 · US
Rotating micro led displays based on eye movements
US-2021286426-A1 · Sep 16, 2021 · US
Direction control for a motor of a gate crossing mechanism
US-2021261179-A1 · Aug 26, 2021 · US
Portable valve operating device for use in exercising valves
US-2021254746-A1 · Aug 19, 2021 · US
Half-car floating device based on load feedback and half-car position tracking method
US-11067480-B2 · Jul 20, 2021 · US
Motor control device and programming device
US-2021159839-A1 · May 27, 2021 · US
Soft start for power tool with momentary switch and mechanical direction selection switch
US-2021159818-A1 · May 27, 2021 · US
Encoder offset fine tuning
US-10996079-B1 · May 4, 2021 · US
Motor controller
US-2021126565-A1 · Apr 29, 2021 · US
Drive control device, drive circuit, and vehicle
US-10958263-B2 · Mar 23, 2021 · US
Electric work machine
US-2021069886-A1 · Mar 11, 2021 · US
Motor position control based on servo-to-edge direction feedback
US-2020350846-A1 · Nov 5, 2020 · US
Motor system
US-2020304052-A1 · Sep 24, 2020 · US
Drive control device, drive circuit, and vehicle
US-2020295746-A1 · Sep 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P23/24?
- CPC H02P23/24 is the Cooperative Patent Classification code for “Controlling the direction, e.g. clockwise or counterclockwise.”
- How many patents are filed under CPC H02P23/24 (Controlling the direction, e.g. clockwise or counterclockwise)?
- Our database includes 114 publications tagged with this CPC code.
- Is patent activity under CPC H02P23/24 growing?
- Publication counts under this code: 17 in 2024 vs 6 in 2025 (latest complete years).