Modular wind turbine blade with lightning protection system
US-12270372-B2 · Apr 8, 2025 · US
Radar absorption
Radar absorption · 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 | F05B2260/99 |
| Official title | Radar absorption |
| Display label | Radar absorption |
| Total patents | 34 |
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 | 9 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modular wind turbine blade with lightning protection system
US-2025059946-A1 · Feb 20, 2025 · US
Wind turbine rotor blade with a lightning protection system
US-11434878-B2 · Sep 6, 2022 · US
Wind turbine having a reduced radar cross section
US-11053926-B2 · Jul 6, 2021 · US
Wind turbine rotor blade
US-2020347826-A1 · Nov 5, 2020 · US
Wind turbines with reduced electromagnetic scattering
US-10626845-B2 · Apr 21, 2020 · US
Wind turbine having a reduced radar cross section
US-2020044355-A1 · Feb 6, 2020 · US
Wind turbine having a reduced radar cross section
US-10443573-B2 · Oct 15, 2019 · US
Suppressing cyclically time-varying radar signatures
US-10416300-B2 · Sep 17, 2019 · US
Microwave absorbing composite for turbine blade applications
US-10355366-B2 · Jul 16, 2019 · US
Wind turbine blade comprising a lightning protection system equipped with radar absorbing material
US-10330075-B2 · Jun 25, 2019 · US
Suppressing cyclically time-varying radar signatures
US-2019094351-A1 · Mar 28, 2019 · US
System and method for protecting a wind turbine against impending weather events
US-10151300-B1 · Dec 11, 2018 · US
A Deflection Monitoring System for a Wind Turbine Blade
US-2018335015-A1 · Nov 22, 2018 · US
Wind turbines with reduced electromagnetic scattering
US-2018058423-A1 · Mar 1, 2018 · US
Electromagnetic field absorbing composition
US-9806426-B2 · Oct 31, 2017 · US
Microwave absorbing composite for turbine blade applications
US-2017162947-A1 · Jun 8, 2017 · US
Wind turbine blade comprising a lightning protection system equipped with radar absorbing material
US-2017145988-A1 · May 25, 2017 · US
Wind turbine component comprising radar-absorbing material
US-9506349-B2 · Nov 29, 2016 · US
Core for a composite structure and method of fabrication thereof
US-9453420-B2 · Sep 27, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05B2260/99?
- CPC F05B2260/99 is the Cooperative Patent Classification code for “Radar absorption.”
- How many patents are filed under CPC F05B2260/99 (Radar absorption)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC F05B2260/99 growing?
- Publication counts under this code: 1 in 2022 vs 2 in 2025 (latest complete years).