Motor-integrated fan, and vertical takeoff and landing craft
US-11851197-B2 · Dec 26, 2023 · US
Plasma actuators therefore
Plasma actuators therefore · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04D29/687 |
| Official title | {Plasma actuators therefore} |
| Display label | Plasma actuators therefore |
| Total patents | 30 |
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 | 2 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compressor diffuser with plasma actuators
US-11619240-B2 · Apr 4, 2023 · US
Axial compressor
US-11236630-B2 · Feb 1, 2022 · US
Blower and air conditioner having the same
US-11231051-B2 · Jan 25, 2022 · US
Compressor diffuser with plasma actuators
US-2021381525-A1 · Dec 9, 2021 · US
Motor-integrated fan, and vertical takeoff and landing craft
US-2021323688-A1 · Oct 21, 2021 · US
Compressor diffuser with plasma actuators
US-11125247-B2 · Sep 21, 2021 · US
Airfoil structure manufacturing method
US-11078794-B2 · Aug 3, 2021 · US
Blower and air conditioning apparatus having the same
US-10830254-B2 · Nov 10, 2020 · US
Control system for an aircraft
US-10807703-B2 · Oct 20, 2020 · US
Axial compressor
US-2020308974-A1 · Oct 1, 2020 · US
Blower and air conditioner having the same
US-2020212656-A1 · Jul 2, 2020 · US
Compressor diffuser with plasma actuators
US-2020158133-A1 · May 21, 2020 · US
Control system for an aircraft
US-2020025216-A1 · Jan 23, 2020 · US
Gas turbine engine with rotor blade tip clearance flow control
US-10371050-B2 · Aug 6, 2019 · US
Centrifugal blower
US-10323650-B2 · Jun 18, 2019 · US
Blower and air conditioning apparatus having the same
US-2018335055-A1 · Nov 22, 2018 · US
Axial turbomachine compressor inner shell
US-10132188-B2 · Nov 20, 2018 · US
Airfoil structure manufacturing method
US-2018328186-A1 · Nov 15, 2018 · US
Surface plasma actuator
US-9951800-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D29/687?
- CPC F04D29/687 is the Cooperative Patent Classification code for “Plasma actuators therefore.”
- How many patents are filed under CPC F04D29/687 (Plasma actuators therefore)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC F04D29/687 growing?
- Publication counts under this code: 2 in 2022 vs 2 in 2023 (latest complete years).