A non-liquid immersed transformer
US-2022328234-A1 · Oct 13, 2022 · US
Water cooling
Water cooling · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01F27/16 |
| Official title | Water cooling |
| Display label | Water cooling |
| Total patents | 90 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 11 |
| 2019 | 6 |
| 2020 | 14 |
| 2021 | 6 |
| 2022 | 10 |
| 2023 | 10 |
| 2024 | 8 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat dissipation structure for magnetic component and magnetic component having the same
US-11469035-B2 · Oct 11, 2022 · US
Choke structure with water cooling
US-2022192052-A1 · Jun 16, 2022 · US
Reactor
US-11195650-B2 · Dec 7, 2021 · US
Power conversion device
US-11165342-B2 · Nov 2, 2021 · US
Reactor
US-2021249173-A1 · Aug 12, 2021 · US
Current introduction terminal structure and electromagnet device
US-2021183559-A1 · Jun 17, 2021 · US
Housing, Which Contains A Cooling Liquid, Of An Electric Device
US-2021104347-A1 · Apr 8, 2021 · US
Magnetic component
US-2021043357-A1 · Feb 11, 2021 · US
Flow-guiding rod, bushing and converter transformer system
US-2020395159-A1 · Dec 17, 2020 · US
Electric power control apparatus and drive unit
US-2020389049-A1 · Dec 10, 2020 · US
Self-contained cooling device for an electromagnetic interference filter
US-10736233-B1 · Aug 4, 2020 · US
Power conversion device
US-2020235657-A1 · Jul 23, 2020 · US
Plasma delivery system for modulated plasma systems
US-10720305-B2 · Jul 21, 2020 · US
Transformer with heated radiator member
US-10707007-B2 · Jul 7, 2020 · US
Multilayer conductors with integrated capacitors and associated systems and methods
US-10707011-B2 · Jul 7, 2020 · US
Plasma delivery system for modulated plasma systems
US-2020203119-A1 · Jun 25, 2020 · US
Reactor cooling structure
US-2020176168-A1 · Jun 4, 2020 · US
Water cooling apparatus and water cooling type power module assembly including the same
US-2020166298-A1 · May 28, 2020 · US
Inductive charging device
US-10650952-B2 · May 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01F27/16?
- CPC H01F27/16 is the Cooperative Patent Classification code for “Water cooling.”
- How many patents are filed under CPC H01F27/16 (Water cooling)?
- Our database includes 90 publications tagged with this CPC code.
- Is patent activity under CPC H01F27/16 growing?
- Publication counts under this code: 8 in 2024 vs 5 in 2025 (latest complete years).