Method for Solving Charge Imbalance in Existing Split Heat Pump
US-2018372354-A1 · Dec 27, 2018 · 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 | F24F11/022 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 16 |
| 2017 | 16 |
| 2018 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat source system, and device and method for controlling cooling water supply device
US-10119717-B2 · Nov 6, 2018 · US
Biosafety Containment System
US-2018163978-A1 · Jun 14, 2018 · US
Blower
US-2018128496-A1 · May 10, 2018 · US
Systems and methods for pivotable evaporator coils
US-2018100671-A1 · Apr 12, 2018 · US
Hvac damper system
US-2018010821-A1 · Jan 11, 2018 · US
Environmental control system
US-2018003405-A1 · Jan 4, 2018 · US
Air-conditioning apparatus
US-2017370608-A1 · Dec 28, 2017 · US
HVAC system relay autotuning and verification
US-9851118-B2 · Dec 26, 2017 · US
Air conditioner unit and method for operating same
US-9816711-B2 · Nov 14, 2017 · US
Environmental control system
US-9803883-B2 · Oct 31, 2017 · US
Air information management apparatus
US-2017299217-A1 · Oct 19, 2017 · US
Air-conditioning management apparatus and air-conditioning system
US-2017292726-A1 · Oct 12, 2017 · US
Method for air flow fault and cause identification
US-9784703-B2 · Oct 10, 2017 · US
Air-conditioning apparatus
US-2017276391-A1 · Sep 28, 2017 · US
Hvac damper system
US-2017234574-A1 · Aug 17, 2017 · US
Fan characterization and control system
US-2017219239-A1 · Aug 3, 2017 · US
Air-conditioning apparatus
US-9719691-B2 · Aug 1, 2017 · US
Method of adaptive control of a bypass damper in a zoned HVAC system
US-9689585-B2 · Jun 27, 2017 · US
Control of cooling fan on current
US-9677781-B2 · Jun 13, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F11/022?
- CPC F24F11/022 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F24F11/022 (Mechanical Engineering)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F24F11/022 growing?
- Publication counts under this code: 16 in 2017 vs 7 in 2018 (latest complete years).