Cutting tool and control method
US-2024032466-A1 · Feb 1, 2024 · US
Security devices, e.g. correct phase sequencing
Security devices, e.g. correct phase sequencing · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P1/022 |
| Official title | {Security devices, e.g. correct phase sequencing} |
| Display label | Security devices, e.g. correct phase sequencing |
| Total patents | 78 |
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 | 4 |
| 2016 | 4 |
| 2017 | 8 |
| 2018 | 8 |
| 2019 | 15 |
| 2020 | 9 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 8 |
| 2025 | 7 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid drive circuit for variable speed induction motor system and methods of control
US-2023344379-A1 · Oct 26, 2023 · US
Electric working machine and method for smoothing AC power supplied thereto
US-11509129-B2 · Nov 22, 2022 · US
Vehicle control apparatus
US-11453435-B2 · Sep 27, 2022 · US
Construction machine
US-2022298750-A1 · Sep 22, 2022 · US
Controlling electrical access to a lithium battery on a utility vehicle
US-2022227241-A1 · Jul 21, 2022 · US
Motor driving circuit and motor driving method
US-11362613-B2 · Jun 14, 2022 · US
Controlling electrical access to a lithium battery on a utility vehicle
US-11325482-B2 · May 10, 2022 · US
Motor driving circuit and motor driving method
US-2022131491-A1 · Apr 28, 2022 · US
Hybrid drive circuit for variable speed induction motor system and methods of control
US-2021143766-A1 · May 13, 2021 · US
Controlling electrical access to a lithium battery on a utility vehicle
US-10933755-B2 · Mar 2, 2021 · US
Hybrid drive circuit for variable speed induction motor system and methods of control
US-10931219-B2 · Feb 23, 2021 · US
Contactor with contact carrier location sensing
US-2020365338-A1 · Nov 19, 2020 · US
Controller and method for controlling a drive motor of a product conveyor belt at a checkout
US-10819253-B2 · Oct 27, 2020 · US
Device for protecting inverter using a buffer operating according to a state of a safety relay
US-10742138-B2 · Aug 11, 2020 · US
Electric working machine and method for smoothing ac power supplied thereto
US-2020244193-A1 · Jul 30, 2020 · US
Electric power tool
US-2020228044-A1 · Jul 16, 2020 · US
Electric working machine and method for smoothing AC power supplied thereto
US-10658951-B2 · May 19, 2020 · US
Controlling electrical access to a lithium battery on a utility vehicle
US-2020114847-A1 · Apr 16, 2020 · US
Vehicle control apparatus
US-2020070874-A1 · Mar 5, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P1/022?
- CPC H02P1/022 is the Cooperative Patent Classification code for “Security devices, e.g. correct phase sequencing.”
- How many patents are filed under CPC H02P1/022 (Security devices, e.g. correct phase sequencing)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC H02P1/022 growing?
- Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).