System for coating heat transfer tube for condenser
US-10864546-B2 · Dec 15, 2020 · 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 | F28F19/04 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 11 |
| 2018 | 12 |
| 2019 | 17 |
| 2020 | 12 |
| 2021 | 10 |
| 2022 | 12 |
| 2023 | 16 |
| 2024 | 17 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat and mass transfer component comprising a lubricant-impregnated surface
US-2020333087-A1 · Oct 22, 2020 · US
Method of forming a superhydrophobic layer on a motor vehicle heat exchanger housing and a heat exchanger incorporating such a housing
US-10767941-B2 · Sep 8, 2020 · US
Coated heat exchanger
US-10760858-B2 · Sep 1, 2020 · US
Cooling apparatus for cooling a fluid by means of surface water
US-2020188969-A1 · Jun 18, 2020 · US
Heat exchanger
US-2020157359-A1 · May 21, 2020 · US
Atmospheric water generator for extracting water droplets from ambient air
US-2020147514-A1 · May 14, 2020 · US
Apparatus for controlling the temperature of a reactor
US-10589249-B2 · Mar 17, 2020 · US
Heat exchanger
US-2020064086-A1 · Feb 27, 2020 · US
Heat exchanger
US-2020003505-A1 · Jan 2, 2020 · US
Heat exchanger and method of manufacturing thereof, and refrigeration cycle apparatus
US-2019382873-A1 · Dec 19, 2019 · US
Articles subject to ice formation comprising a repellent surface comprising a fluorochemical material
US-2019382590-A1 · Dec 19, 2019 · US
Super water repellent polymer hierarchical structure, heat exchanger having super water repellency, and manufacturing method therefor
US-10503063-B2 · Dec 10, 2019 · US
Surface Active Coating Composition
US-2019338150-A1 · Nov 7, 2019 · US
Heat exchanger coating
US-10465998-B2 · Nov 5, 2019 · US
Heat exchanger coating
US-2019331439-A1 · Oct 31, 2019 · US
Apparatus for controlling the temperature of a reactor
US-2019329212-A1 · Oct 31, 2019 · US
Hydrophilic coating for heat exchangers
US-10407589-B2 · Sep 10, 2019 · US
Heat exchanger for regulating temperature of polishing surface of polishing pad, polishing apparatus having such heat exchanger, polishing method for substrate using such heat exchanger, and computer-readable storage medium storing a program for regulating temperature of polishing surface of polishing pad
US-2019126428-A1 · May 2, 2019 · US
Cooling apparatus for cooling a fluid by means of surface water
US-2019086165-A1 · Mar 21, 2019 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F19/04?
- CPC F28F19/04 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F28F19/04 (Mechanical Engineering)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC F28F19/04 growing?
- Publication counts under this code: 17 in 2024 vs 9 in 2025 (latest complete years).