Electrical appliance with electrostatic dust collecting device using carbon fiber
US-2020188830-A1 · Jun 18, 2020 · US
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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 | F24F2003/1635 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 22 |
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 | 5 |
| 2016 | 4 |
| 2017 | 7 |
| 2019 | 4 |
| 2020 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic air cleaners and associated systems and methods
US-10668483-B2 · Jun 2, 2020 · US
Air conditioner
US-10443888-B2 · Oct 15, 2019 · US
Air conditioner having an ion generation device
US-10386080-B2 · Aug 20, 2019 · US
Air conditioning apparatus
US-10328373-B2 · Jun 25, 2019 · US
Air purifier
US-10222080-B2 · Mar 5, 2019 · US
Air conditioning apparatus
US-9802207-B2 · Oct 31, 2017 · US
Electric dust collecting device and air conditioner having the same
US-9791158-B2 · Oct 17, 2017 · US
Air conditioner
US-9746192-B2 · Aug 29, 2017 · US
Powered window air filter
US-2017241656-A1 · Aug 24, 2017 · US
Humidifier
US-9625167-B2 · Apr 18, 2017 · US
Electronic air cleaners and associated systems and methods
US-2017021363-A1 · Jan 26, 2017 · US
Air conditioning apparatus
US-2017007953-A1 · Jan 12, 2017 · US
Air purification device
US-9468937-B2 · Oct 18, 2016 · US
Corona discharge device and air-conditioning apparatus
US-9457118-B2 · Oct 4, 2016 · US
Ion generator provided with ion generation units at respective air flow passages
US-9276385-B2 · Mar 1, 2016 · US
Air purifier
US-9266118-B2 · Feb 23, 2016 · US
Apparatus and method for capture and inactivation of microbes and viruses
US-9216233-B2 · Dec 22, 2015 · US
Corona discharge device and air-conditioning apparatus
US-2015290352-A1 · Oct 15, 2015 · US
Air conditioning apparatus
US-2015196925-A1 · Jul 16, 2015 · US