Vehicle charging system and method
US-2024244803-A1 · Jul 18, 2024 · US
Liquid coolant without phase change
Liquid coolant without phase change · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05K7/20872 |
| Official title | {Liquid coolant without phase change} |
| Display label | Liquid coolant without phase change |
| Total patents | 531 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 11 |
| 2017 | 12 |
| 2018 | 14 |
| 2019 | 53 |
| 2020 | 59 |
| 2021 | 76 |
| 2022 | 71 |
| 2023 | 60 |
| 2024 | 67 |
| 2025 | 81 |
| 2026 | 24 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cooling system
US-2019393133-A1 · Dec 26, 2019 · US
Electronics cold plate
US-2019373768-A1 · Dec 5, 2019 · US
Electronic power system and method for manufacturing the same
US-2019373777-A1 · Dec 5, 2019 · US
Vehicle with vibration isolated electronics
US-2019368826-A1 · Dec 5, 2019 · US
Vascular polymeric assembly
US-2019357386-A1 · Nov 21, 2019 · US
Device for electrical connection and cooling thereof
US-10476184-B2 · Nov 12, 2019 · US
Inverter control device
US-2019334448-A1 · Oct 31, 2019 · US
Vehicle power source system and cooling circuit
US-10457156-B2 · Oct 29, 2019 · US
Integrated power systems for electric vehicles
US-10442307-B2 · Oct 15, 2019 · US
Hybrid power control unit for vehicle
US-10414286-B1 · Sep 17, 2019 · US
Dc-dc converter
US-2019252971-A1 · Aug 15, 2019 · US
Monitoring apparatus for a cooling apparatus
US-2019223331-A1 · Jul 18, 2019 · US
Vehicular traction inverter temperature control system
US-2019223330-A1 · Jul 18, 2019 · US
Electrical apparatus
US-2019191596-A1 · Jun 20, 2019 · US
Power supply system for vehicle, and control method of power supply system
US-2019176631-A1 · Jun 13, 2019 · US
Power control device and structure of mounting the same
US-2019150328-A1 · May 16, 2019 · US
Stacked electric vehicle inverter cells
US-2019126773-A1 · May 2, 2019 · US
Device for electrical connection and cooling thereof
US-2019067843-A1 · Feb 28, 2019 · US
Modular heat transfer system
US-2019045662-A1 · Feb 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05K7/20872?
- CPC H05K7/20872 is the Cooperative Patent Classification code for “Liquid coolant without phase change.”
- How many patents are filed under CPC H05K7/20872 (Liquid coolant without phase change)?
- Our database includes 531 publications tagged with this CPC code.
- Is patent activity under CPC H05K7/20872 growing?
- Publication counts under this code: 67 in 2024 vs 81 in 2025 (latest complete years).