Heat source unit and air conditioner having the heat source unit
US-2019376698-A1 · Dec 12, 2019 · 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 | F25B41/067 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 96 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 12 |
| 2017 | 15 |
| 2018 | 18 |
| 2019 | 21 |
| 2020 | 21 |
| 2021 | 7 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Parallel capillary expansion tube systems and methods
US-10502468-B2 · Dec 10, 2019 · US
Refrigerator and operation method of the same
US-10495368-B2 · Dec 3, 2019 · US
Parallel capillary expansion tube systems and methods
US-10488089-B2 · Nov 26, 2019 · US
Air-conditioning apparatus
US-10473354-B2 · Nov 12, 2019 · US
Accumulator and Oil Separator
US-2019178543-A1 · Jun 13, 2019 · US
Refrigerator
US-2019178560-A1 · Jun 13, 2019 · US
Gas wave refrigerator
US-2019162452-A1 · May 30, 2019 · US
Refrigerator
US-10260796-B2 · Apr 16, 2019 · US
Refrigerator
US-10240851-B2 · Mar 26, 2019 · US
Thermostatic expansion valves and methods of control
US-2019056161-A1 · Feb 21, 2019 · US
Cooling device
US-10203139-B2 · Feb 12, 2019 · US
Refrigeration device comprising a refrigerant circuit with a multi suction line
US-10203144-B2 · Feb 12, 2019 · US
Single-circuit refrigerator
US-2019024956-A1 · Jan 24, 2019 · US
Air-conditioning apparatus
US-10161652-B2 · Dec 25, 2018 · US
Air conditioner
US-2018347875-A1 · Dec 6, 2018 · US
Heat recovery variable-frequency multi-split heat pump system and control method thereof
US-10132530-B2 · Nov 20, 2018 · US
Ejector refrigeration cycle
US-10132526-B2 · Nov 20, 2018 · US
Cooling device with compressor cabinet heater and a control method
US-10119734-B2 · Nov 6, 2018 · US
Refrigeration cycle device and three-way flow rate control valve
US-2018299024-A1 · Oct 18, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B41/067?
- CPC F25B41/067 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F25B41/067 (Mechanical Engineering)?
- Our database includes 96 publications tagged with this CPC code.
- Is patent activity under CPC F25B41/067 growing?
- Publication counts under this code: 7 in 2021 vs 1 in 2022 (latest complete years).