ClassID:

157866

F24D11/0228 - CPC Classification

Classification description:

Central heating systems using heat accumulated in storage masses using heat pumps water heating system combined with conventional heater

Recent Application in this class:
#1
20240044522
2024-02-08

METHODS AND SYSTEMS AND APPARATUS TO SUPPORT REDUCED ENERGY AND WATER USAGE

#2
20230280046
2023-09-07

AN ENERGY SYSTEM FOR SUPPLY OF HOT WATER

#3
20220341600
2022-10-27

Heat pump water heater systems and methods thereto

#4
20220196251
2022-06-23

Device and method for converting solar PV energy into thermal energy storage using combined heat-pump and resistive heating elements in water heater

#5
20220163221
2022-05-26

Hybrid heat pump water heater systems and methods involving electric current, water temperature, and ambient temperature

#6
20220074602
2022-03-10

Heat distribution device

#7
20210222911
2021-07-22

Liquid heater

#8
20210095896
2021-04-01

Building Designs and Heating and Cooling Systems

#9
20190264927
2019-08-29

Indoor unit for heat pump use apparatus and heat pump use apparatus including the same

#10
20190219303
2019-07-18

Hot water heating systems and related methods

#11
20190145634
2019-05-16

Hybrid heat pump water heaters

#12
20190055932
2019-02-21

Thermodynamic boiler with thermal compressor

#13
20190024947
2019-01-24

Building designs and heating and cooling systems

#14
20180216834
2018-08-02

Manifold, a buffer tank comprising the manifold, and a method for operating a heat exchange system

#15
20180195763
2018-07-12

Hot water heating system and related methods

#16
20170138639
2017-05-18

Building designs and heating and cooling systems

#17
20160245552
2016-08-25

Building designs and heating and cooling systems

#18
20160084540
2016-03-24

Adsorptive heat transformation arrangement

#19
20150198338
2015-07-16

Energy exchange system and method

#20
20140102124
2014-04-17

Hybrid heating system

#21
20130047654
2013-02-28

HEAT PUMP HOT WATER APPARATUS

#22
20120298204
2012-11-29

ENERGY SAVING SYSTEM AND METHOD FOR HEATING WATER

#23
20120272948
2012-11-01

Heat storage system

#24
20120067300
2012-03-22

Heating or cooling system featuring a split buffer tank

#25
20110218683
2011-09-08

Hybrid heating system

#26
20100236498
2010-09-23

Hot-water supply system

#27
20100126705
2010-05-27

HEATING AND HOT WATER SUPPLY APPARATUS

#28
20100101767
2010-04-29

HEAT PUMP TYPE HOT WATER SUPPLY APPARATUS

#29
20100101506
2010-04-29

HEAT PUMP TYPE HOT WATER SUPPLY APPARATUS AND HEATING AND HOT WATER SUPPLY APPARATUS

#30
20090159718
2009-06-25

Building designs and heating and cooling systems

#31
20090159076
2009-06-25

SOLAR ENERGY SAVING SYSTEM USING GAS AND ELECTRICITY AS COMPENSATION