Air-conditioning apparatus
US-2016363357-A1 · Dec 15, 2016 · 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 | F25B43/02 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 547 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 35 |
| 2016 | 40 |
| 2017 | 50 |
| 2018 | 43 |
| 2019 | 51 |
| 2020 | 68 |
| 2021 | 61 |
| 2022 | 55 |
| 2023 | 43 |
| 2024 | 51 |
| 2025 | 44 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cascade refrigeration system with modular ammonia chiller units
US-2016363356-A1 · Dec 15, 2016 · US
Oil-Cooled Gas Compressor
US-2016356289-A1 · Dec 8, 2016 · US
Oil separator and air conditioner using the same
US-9500396-B2 · Nov 22, 2016 · US
Air-conditioning apparatus
US-9488396-B2 · Nov 8, 2016 · US
System for heating a compressor assembly in an HVAC system
US-9482222-B2 · Nov 1, 2016 · US
Refrigeration cycle device, equipment, and refrigeration cycle method
US-9464832-B2 · Oct 11, 2016 · US
Combined device having an internal heat exchanger and an accumulator, and equipped with an internal multi-function component
US-9464831-B2 · Oct 11, 2016 · US
Air conditioning apparatus
US-2016265821-A1 · Sep 15, 2016 · US
Fluid collection assembly
US-2016265824-A1 · Sep 15, 2016 · US
Refrigeration circuit with oil separation
US-2016238294-A1 · Aug 18, 2016 · US
Air conditioner
US-2016231035-A1 · Aug 11, 2016 · US
Use of ternary compositions
US-9399726-B2 · Jul 26, 2016 · US
Refrigerating cycle apparatus and method for operating the same
US-9377231-B2 · Jun 28, 2016 · US
Integrated accumulator and receiver having a vibration damping guide tube
US-9377248-B2 · Jun 28, 2016 · US
Oil separator, and compressor provided with same
US-2016136555-A1 · May 19, 2016 · US
Air conditioner
US-2016123640-A1 · May 5, 2016 · US
Method for operating a heat pump and heat pump
US-2016123636-A1 · May 5, 2016 · US
Oil separator and air conditioner including an oil separator
US-2016116196-A1 · Apr 28, 2016 · US
Apparatus and method for increasing removal rate of residue
US-2016102899-A1 · Apr 14, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B43/02?
- CPC F25B43/02 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F25B43/02 (Mechanical Engineering)?
- Our database includes 547 publications tagged with this CPC code.
- Is patent activity under CPC F25B43/02 growing?
- Publication counts under this code: 51 in 2024 vs 44 in 2025 (latest complete years).