ClassID:

158396

F24F12/003 - CPC Classification

Classification description:

Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid using a heat pump

Recent Application in this class:
#1
20260071775
2026-03-12

THERMAL SYSTEM WITH EXHAUST HEAT EXCHANGER

#2
20250383115
2025-12-18

EXHAUST PLENUM SYSTEM AND METHODS FOR A VENTILATION SYSTEM

#3
20250383114
2025-12-18

EXHAUST PLENUM SYSTEM AND METHODS FOR A VENTILATION SYSTEM

#4
20250381510
2025-12-18

CARBON DIOXIDE RECOVERY SYSTEM

#5
20250314387
2025-10-09

SOLAR THERMAL ENERGY COLLECTION AND STORAGE FOR HEATING BUILDINGS

#6
20250129965
2025-04-24

THERMAL SYSTEM WITH EXHAUST HEAT EXCHANGER

#7
20250093054
2025-03-20

ENERGY STORAGE SYSTEMS UTILIZING COMPRESSED AIR AND ASSOCIATED SYSTEMS AND METHODS

#8
20250027665
2025-01-23

SYSTEM FOR CLIMATE-CONTROL OF INTERIOR SPACES OF A BUILDING

#9
20240401820
2024-12-05

AIR CONDITIONER

#10
20240159411
2024-05-16

HEAT RECOVERY VENTILATION SYSTEM WITH DEFROSTING BYPASS

#11
20240068701
2024-02-29

AIR-CONDITIONER

#12
20240027094
2024-01-25

USING LIQUID TO AIR MEMBRANE ENERGY EXCHANGER FOR LIQUID COOLING

#13
20230358425
2023-11-09

MODULAR ENCAPSULATED HEAT PUMPS

#14
20230266037
2023-08-24

System for air conditioning the interior of a building that guides exhaust air into a fluid reservoir via a heat exchanger

#15
20230228448
2023-07-20

Integrated heat pump system

#16
20230072527
2023-03-09

VENTILATION DEVICE

#17
20220390126
2022-12-08

Air to air heat pump with heat recovery function and exhaust air humidity for heating ventilation and air conditioning systems

#18
20220228763
2022-07-21

Air conditioning with recovery wheel, dehumidification wheel, cooling coil, and secondary direct-expansion circuit

#19
20220090816
2022-03-24

MULTI-AIR CONDITIONER FOR HEATING, COOLING, AND VENTILATION

#20
20220018571
2022-01-20

Air-conditioner

#21
20210396422
2021-12-23

Using liquid to air membrane energy exchanger for liquid cooling

#22
20210071890
2021-03-11

METHOD FOR CONTROL OF A VENTILATION HEAT PUMP

#23
20200318873
2020-10-08

Return air recycling system for an HVAC system

#24
20200300513
2020-09-24

Refrigeration cycle apparatus

#25
20200240663
2020-07-30

Defrosting cycle control

#26
20200232673
2020-07-23

Heat pump cycle

#27
20200224919
2020-07-16

Remote heat transfer device

#28
20200049381
2020-02-13

PASSIVE ENERGY LOOP SYSTEM AND METHOD

#29
20200025410
2020-01-23

Air conditioning apparatus

#30
20190190100
2019-06-20

HEAT DISSIPATION DEVICE FOR VEHICLE BATTERY

#31
20190178515
2019-06-13

Method and device for reducing or eliminating the temperature drop of the supply air temperature during defrosting of an evaporator at an air handling unit

#32
20190154270
2019-05-23

HEAT PUMP APPARATUS FOR AIR RENEWAL IN DOMESTIC ROOMS AND THE METHOD OF OPERATION THEREOF

#33
20180313574
2018-11-01

Heat source integrated air conditioner

#34
20180306462
2018-10-25

Ventilation device

#35
20180274810
2018-09-27

Mechanical ventilation heat recovery apparatus

#36
20180135880
2018-05-17

Using liquid to air membrane energy exchanger for liquid cooling

#37
20180128510
2018-05-10

Systems and methods for managing conditions in enclosed space

#38
20180120035
2018-05-03

High efficiency ventilation system

#39
20170363307
2017-12-21

Cooled fan for micro-climate control

#40
20170299209
2017-10-19

Systems and methods for minimizing compressor use in HVAC systems

#41
20170108231
2017-04-20

Air-conditioning and ventilation apparatus

#42
20160327288
2016-11-10

Method of recycling waste heat from heat generating facility

#43
20160298871
2016-10-13

IMPROVED AIR CONDITIONING MODULE

#44
20160201937
2016-07-14

Air conditioner apparatus with partitioned suction and discharge channels

#45
20150292786
2015-10-15

Method and apparatus for the defrosting of an evaporator in connection with an air handling unit

#46
20150135755
2015-05-21

High efficiency ventilation system

#47
20150096714
2015-04-09

Systems and methods for air conditioning a building using an energy recovery wheel

#48
20140230480
2014-08-21

Humidity control apparatus

#49
20120216558
2012-08-30

Packaged HVAC System For Indoor Installation

#50
20120186787
2012-07-26

HEAT PIPE SYSTEM HAVING COMMON VAPOR RAIL

#51
20120186785
2012-07-26

HEAT PIPE SYSTEM HAVING COMMON VAPOR RAIL FOR USE IN A VENTILATION SYSTEM

#52
20120180982
2012-07-19

Heat pump system having a pre-processing module

#53
20120180505
2012-07-19

Heat pump system having a pre-processing module

#54
20120137716
2012-06-07

Air conditioning device utilizing temperature differentiation of exhausted gas to even temperature of external heat exchanger

#55
20120037342
2012-02-16

FLUID CONDITIONING ARRANGEMENTS

#56
20120031133
2012-02-09

Air conditioner having a desiccant rotor with moisture adsorbing area

#57
20120023988
2012-02-02

DESICCANT AIR-CONDITIONING SYSTEM

#58
20110271700
2011-11-10

Drainless air conditioner

#59
20110079024
2011-04-07

Combined heat exchange unit

#60
20110041534
2011-02-24

DEVICE FOR INCREASING THE HEATING AND COOLING OUTPUT OF A HEAT PUMP IN HEAT RECLAMATION IN AIR CONDITIONING UNITS

#61
20100307175
2010-12-09

Energy recovery enhanced condenser reactivated desiccant refrigerant dehumidifier

#62
20100300123
2010-12-02

HYBRID DESICCANT DEHUMIDIFYING APPARATUS AND CONTROL METHOD THEREOF

#63
20100251758
2010-10-07

Humidity control apparatus

#64
20100248612
2010-09-30

DEVICE FOR VENTILATING AND AIR-CONDITIONING BATHROOM

#65
20100170655
2010-07-08

Air Supply Unit

#66
20100084483
2010-04-08

System and method for controlling temperature and humidity of a controlled space

#67
20100024106
2010-02-04

Bathroom air-conditioner

#68
20090255997
2009-10-15

Apparatus and Method for Flexibly and Efficiently Varying Air Temperatures in Multiple Rooms

#69
20090032228
2009-02-05

Recuperative climate conditioning system

#70
20070095519
2007-05-03

Method and device for recovering energy

#71
20060086120
2006-04-27

Dehumidifying system

#72
20060060326
2006-03-23

Installation for transferring thermal energy

#73
20050235679
2005-10-27

Air conditioner

#74
18762157
2025-07-29

Exhaust plenum system and methods for a ventilation system

#75
16881308
2022-05-17

Dual-wheel HVAC system and method having improved dew point control

#76
15229659
2019-02-26

Pumped two phase air to air heat exchanger