Radiant cooling apparatus and system
US-2017314837-A1 · Nov 2, 2017 · US
Mechanical Engineering
Mechanical Engineering · 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 | F28F13/18 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 397 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 23 |
| 2017 | 37 |
| 2018 | 41 |
| 2019 | 34 |
| 2020 | 54 |
| 2021 | 38 |
| 2022 | 37 |
| 2023 | 51 |
| 2024 | 32 |
| 2025 | 29 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat exchanger for tempering of energy storage elements of an energy storage
US-2017309978-A1 · Oct 26, 2017 · US
Thermal rectification device
US-9791183-B2 · Oct 17, 2017 · US
Gas absorption mateiral, use of same for gas absorption, gas absorption body, gas absorption method, acidic gas agsorption device, acidic gas recovery device, water vapor absorpiton devide, water vapor recovery device, heat exchanger, and heat recovery device
US-2017259245-A1 · Sep 14, 2017 · US
Heat exchanger and fabrication
US-9746257-B2 · Aug 29, 2017 · US
Surface treatment method for aluminum heat exchangers
US-9739544-B2 · Aug 22, 2017 · US
Olefin block composite thermally conductive materials
US-2017227304-A1 · Aug 10, 2017 · US
Heating apparatus and substrate processing apparatus having the same
US-2017218507-A1 · Aug 3, 2017 · US
Carbon coated heat conducting material
US-2017200663-A1 · Jul 13, 2017 · US
Heat shielding material, heat shielding composition and heat shielding structure employing the same
US-2017167807-A1 · Jun 15, 2017 · US
Thermal management article and method for forming thermal management article
US-2017159488-A1 · Jun 8, 2017 · US
Heat dissipating sheet and heat dissipating structure using same
US-2017156201-A1 · Jun 1, 2017 · US
Cryocooler containing additively-manufactured heat exchanger
US-2017146267-A1 · May 25, 2017 · US
Shaped recess flow control
US-9644903-B1 · May 9, 2017 · US
Article, component, and method of forming an article
US-2017067699-A1 · Mar 9, 2017 · US
Method For Producing A Latent Heat Storage Device
US-2017051984-A1 · Feb 23, 2017 · US
Heat dissipation film, dispersion liquid for heat emission layer, method for producing heat dissipation film and solar cell
US-2017047267-A1 · Feb 16, 2017 · US
Heat exchanger and fabrication
US-2017045313-A1 · Feb 16, 2017 · US
Stacked heat exchanger
US-9541333-B2 · Jan 10, 2017 · US
Heat exchanger plate and a plate heat exchanger
US-9534854-B2 · Jan 3, 2017 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F13/18?
- CPC F28F13/18 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F28F13/18 (Mechanical Engineering)?
- Our database includes 397 publications tagged with this CPC code.
- Is patent activity under CPC F28F13/18 growing?
- Publication counts under this code: 32 in 2024 vs 29 in 2025 (latest complete years).