Systems and Methods for Tuning Radiative Heat Flows Between Interior Surfaces and Human Occupants
US-2022412582-A1 · Dec 29, 2022 · US
using selective radiation effect
using selective radiation effect · 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 | F25B23/003 |
| Official title | {using selective radiation effect} |
| Display label | using selective radiation effect |
| Total patents | 129 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 10 |
| 2020 | 7 |
| 2021 | 21 |
| 2022 | 19 |
| 2023 | 25 |
| 2024 | 21 |
| 2025 | 15 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite cooling film comprising a reflective microporous layer and a uv-absorbing layer
US-2022355567-A1 · Nov 10, 2022 · US
Radiative cooling structures and systems
US-2022357116-A1 · Nov 10, 2022 · US
Colored radiative cooler based on Tamm structure
US-11472935-B2 · Oct 18, 2022 · US
Grid interactive micro-distributed refrigerated display case
US-2022299242-A1 · Sep 22, 2022 · US
Radiative cooling device
US-11427500-B2 · Aug 30, 2022 · US
Systems and methods for radiative cooling and heating
US-2022252309-A1 · Aug 11, 2022 · US
Composite cooling film and article including the same
US-2022221627-A1 · Jul 14, 2022 · US
Radiative cooling device based on incidence and emission angle control
US-2022196351-A1 · Jun 23, 2022 · US
Multilayer structure
US-11360249-B2 · Jun 14, 2022 · US
Radiative cooling with solar spectrum reflection
US-2022178628-A1 · Jun 9, 2022 · US
Systems and methods for radiative cooling and heating
US-11306949-B2 · Apr 19, 2022 · US
Materials and methods for passive radiative cooling
US-2022090869-A1 · Mar 24, 2022 · US
Radiative cooling with solar spectrum reflection
US-11215407-B2 · Jan 4, 2022 · US
Method for optical cooling through semiconductor nanoparticle anti-Stokes photoluminescene
US-11199343-B1 · Dec 14, 2021 · US
Spectral and angular emission control based temperature sensitive radiative cooling device
US-2021341233-A1 · Nov 4, 2021 · US
Superconducting wire and waveguides with enhanced critical temperature, incorporating fractal plasmonic surfaces
US-11150035-B2 · Oct 19, 2021 · US
Radiative cooling structure with enhanced selective infrared emission
US-2021318081-A1 · Oct 14, 2021 · US
Radiative cooling device and method of manufacturing the same
US-2021310700-A1 · Oct 7, 2021 · US
Optical refrigerator and sensor including such a refrigerator
US-11137176-B2 · Oct 5, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B23/003?
- CPC F25B23/003 is the Cooperative Patent Classification code for “using selective radiation effect.”
- How many patents are filed under CPC F25B23/003 (using selective radiation effect)?
- Our database includes 129 publications tagged with this CPC code.
- Is patent activity under CPC F25B23/003 growing?
- Publication counts under this code: 21 in 2024 vs 15 in 2025 (latest complete years).