Electric distributed anti-torque architecture
US-2021394896-A1 · Dec 23, 2021 · US
by comparing electrical values representing the speeds
by comparing electrical values representing the speeds · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P5/50 |
| Official title | by comparing electrical values representing the speeds |
| Display label | by comparing electrical values representing the speeds |
| Total patents | 161 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 15 |
| 2019 | 7 |
| 2020 | 19 |
| 2021 | 17 |
| 2022 | 27 |
| 2023 | 23 |
| 2024 | 23 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Drive system, fluid utilization apparatus, and air conditioner
US-11133762-B2 · Sep 28, 2021 · US
Control system for DC bus regulation
US-11038442-B2 · Jun 15, 2021 · US
Automatic device and communications system
US-2021167701-A1 · Jun 3, 2021 · US
Hybrid electric propulsion system and method of operation
US-11025181-B2 · Jun 1, 2021 · US
Downhole tractor control systems and methods to adjust a load of a downhole motor
US-2021123303-A1 · Apr 29, 2021 · US
Dual motor dryer drive contained within a common assembly
US-2021095415-A1 · Apr 1, 2021 · US
Device for driving a plurality of motors and electric apparatus including the same
US-2021044225-A1 · Feb 11, 2021 · US
Oscillation-type vehicle
US-2021031857-A1 · Feb 4, 2021 · US
Vehicle-speed control device
US-10870356-B2 · Dec 22, 2020 · US
Automatic device and communication system
US-2020373860-A1 · Nov 26, 2020 · US
Operation of a hybrid electric aircraft propulsion system
US-10826415-B2 · Nov 3, 2020 · US
Variable frequency drive motor connection module
US-2020336089-A1 · Oct 22, 2020 · US
Plural-fans driving apparatus
US-2020248612-A1 · Aug 6, 2020 · US
Method for outputting constant air volume by multi-motor driving system
US-10690371-B2 · Jun 23, 2020 · US
Air conditioner, and method and device for controlling its compressor to stop
US-10677241-B2 · Jun 9, 2020 · US
Motor drive system including servomotor for buffer including plural windings
US-10666176-B2 · May 26, 2020 · US
Motor drive device
US-2020161992-A1 · May 21, 2020 · US
Motor control apparatus and motor control method
US-2020136537-A1 · Apr 30, 2020 · US
Hybrid electric propulsion system and method of operation
US-2020079518-A1 · Mar 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P5/50?
- CPC H02P5/50 is the Cooperative Patent Classification code for “by comparing electrical values representing the speeds.”
- How many patents are filed under CPC H02P5/50 (by comparing electrical values representing the speeds)?
- Our database includes 161 publications tagged with this CPC code.
- Is patent activity under CPC H02P5/50 growing?
- Publication counts under this code: 23 in 2024 vs 17 in 2025 (latest complete years).