ClassID:

144131

F04D25/166 - CPC Classification

Classification description:

Pumping installations or systems; Combinations of two or more pumps Producing two or more separate gas flows using fans

Recent Application in this class:
#1
20260139678
2026-05-21

FAN ARRAY WIRING SYSTEM

#2
20260132801
2026-05-14

HEAT DISSIPATION DEVICE WITH FAN MODULE

#3
20260132796
2026-05-14

FAN MODULE WITH DETACHABLE DUAL-FAN ASSEMBLY

#4
20260104054
2026-04-16

HIGH AMBIENT REJECTION FAN COOLING

#5
20260078777
2026-03-19

STIFFENING DEVICE

#6
20260055773
2026-02-26

A SMART SUSTAINABLE DUAL ZONE BLADELESS AIRFLOW DEVICE

#7
20260036139
2026-02-05

FAN ASSEMBLY, FAN APPARATUS, AND CONNECTOR

#8
20260028973
2026-01-29

MULTI-PRESSURE INTEGRATED AIR PUMP

#9
20260009559
2026-01-08

AIR CONDITIONER INDOOR UNIT AND KITCHEN AIR CONDITIONER SET

#10
20250341672
2025-11-06

LIGHT EMITTING MULTI FAN DEVICE

#11
20250305519
2025-10-02

FAN BANK ENABLING REDUCED FAN NOISE AND VIBRATION

#12
20250297617
2025-09-25

NECK FAN

#13
20250297613
2025-09-25

MOTOR ASSEMBLY FOR AN APPLIANCE SUCH AS A VACUUM CLEANER AND A VACUUM CLEANER HAVING SAME

#14
20250271149
2025-08-28

AIR-CONDITIONING INDOOR UNIT AND AIR CONDITIONER

#15
20250257735
2025-08-14

FAN FAULT DETECTION METHOD AND APPARATUS, COMPUTER DEVICE, AND STORAGE MEDIUM

#16
20250257734
2025-08-14

NECK FAN

#17
20250251150
2025-08-07

INDUCED DRAFT FAN AND AIR CONDITIONING SYSTEM

#18
20250251125
2025-08-07

INTEGRATED ILLUMINATED FAN

#19
20250250986
2025-08-07

NECK FAN

#20
20250250985
2025-08-07

CENTRIFUGAL FAN, NECK FAN, AND VORTEX SHELL ASSEMBLY

#21
20250243879
2025-07-31

FAN MOUNTING SYSTEM

#22
20250237232
2025-07-24

PORTABLE FAN NECK FAN AND FAN ASSEMBLY

#23
20250237231
2025-07-24

CONNECTION MEMBER OF NECK FAN AND NECK FAN

#24
20250237226
2025-07-24

NECK FAN

#25
20250237225
2025-07-24

DUAL FAN WITH INCREASED AIR FLOW

#26
20250219194
2025-07-03

BATTERY PACK APPARATUS AND CONTROLLING METHOD THEREOF

#27
20250215883
2025-07-03

AIR-MOVING DEVICE WITH SINGLE-PART ROTOR AND METHODS

#28
20250215882
2025-07-03

AIR MOVING DEVICES, AERODYNAMIC ROTOR, AND METHODS

#29
20250207610
2025-06-26

MAGNETIC SUCTION FAN

#30
20250169025
2025-05-22

SLIDABLY PLUGGABLE MULTI-FAN MODULE AND SERVER COMPRISING SAME

#31
20250163922
2025-05-22

CENTRIFUGAL FAN, NECK FAN, AND VORTEX SHELL ASSEMBLY

#32
20250154961
2025-05-15

COOLING FAN CONTROL DEVICE AND COOLING FAN CONTROL METHOD

#33
20250146501
2025-05-08

NECK FAN

#34
20250102726
2025-03-27

LIGHT EMITTING MULTI FAN DEVICE

#35
20250092876
2025-03-20

AIR MOVING DEVICES, AERODYNAMIC ROTOR, AND METHODS

#36
20250089633
2025-03-20

AIR-MOVING DEVICE WITH MULTIPLE FAN SYSTEMS

#37
20250081408
2025-03-06

Fan efficiency control method and server

#38
20250075706
2025-03-06

HANGING NECK FAN

#39
20250067278
2025-02-27

COMBINED FAN

#40
20250066004
2025-02-27

WINGSAIL AND METHOD

#41
20250052249
2025-02-13

PORTABLE BLOWER FAN ASSEMBLY

#42
20250012287
2025-01-09

Multi Fan Assembly

#43
20250003423
2025-01-02

NECK FAN

#44
20240426306
2024-12-26

Parallel-connected lighting fan

#45
20240384728
2024-11-21

NECK FAN

#46
20240384727
2024-11-21

NECK FAN

#47
20240376899
2024-11-14

FAN

#48
20240309879
2024-09-19

CENTRIFUGAL FAN, NECK FAN, AND VORTEX SHELL ASSEMBLY

#49
20240301886
2024-09-12

PoE Cooling Fan

#50
20240281011
2024-08-22

AIR-COOLED DEVICE AND METHOD FOR CONTROLLING AN AIR-COOLED DEVICE

#51
20240271628
2024-08-15

FAN ASSEMBLY

#52
20240229826
2024-07-11

MODULAR FAN ARRAY

#53
20240209867
2024-06-27

BLOWER

#54
20240196812
2024-06-20

Fan lamp

#55
20240188749
2024-06-13

COOKING UTENSIL

#56
20240151235
2024-05-09

Combined fan structure

#57
20240133399
2024-04-25

MODULAR FAN ARRAY

#58
20240125329
2024-04-18

FAN CONTROL METHOD, PROCESSING DEVICE, AND FAN CONTROL SYSTEM

#59
20240125327
2024-04-18

FAN ARRAY WIRING SYSTEM

#60
20240117818
2024-04-11

HIGH-POWER AIR-COOOLED COMPRESSOR MOTOR AND LOW-POWER COOLING BOOSTER FAN MOTOR POWERED BY SINGLE INVERTER

#61
20240117815
2024-04-11

FAN ASSEMBLY, FAN APPARATUS, AND CONNECTOR

#62
20240117812
2024-04-11

APPARATUS FOR MOVING AIR

#63
20240110574
2024-04-04

Blower device

#64
20240110571
2024-04-04

BLOWER

#65
20240102488
2024-03-28

NECK FAN

#66
20240093702
2024-03-21

ACOUSTIC ATTENUATION DEVICE

#67
20240077082
2024-03-07

CENTRIFUGAL FAN, NECK FAN, AND VORTEX SHELL ASSEMBLY

#68
20240060501
2024-02-22

Controller and method for adaptive speed control of a fan array

#69
20240060495
2024-02-22

FAN AND MOTOR ASSEMBLY FOR AN APPLIANCE SUCH AS A VACUUM CLEANER AND A VACUUM CLEANER HAVING SAME

#70
20240051670
2024-02-15

AIRCRAFT EQUIPPED WITH A DISTRIBUTED PROPULSION SYSTEM HAVING SUCTION AND PRESSURE FANS

#71
20240038104
2024-02-01

Visual display system

#72
20240023497
2024-01-25

A VENTILATION SYSTEM PROVIDING HOMOGENOUS AIR DISTRIBUTION ONTO GRASS FIELD

#73
20230366407
2023-11-16

MAGNETICALLY ATTRACTED FAN SET

#74
20230332620
2023-10-19

NECK FAN

#75
20230332610
2023-10-19

Cooling arrangement for electric machines

#76
20230332587
2023-10-19

MULTI-PRESSURE INTEGRATED AIR PUMP

#77
20230313810
2023-10-05

Multi-fan system and driving method thereof

#78
20230272802
2023-08-31

Neck fan

#79
20230265853
2023-08-24

Blower

#80
20230258193
2023-08-17

Neck fan

#81
20230228283
2023-07-20

Acoustic attenuation device

#82
20230193910
2023-06-22

Portable blowing device

#83
20230193909
2023-06-22

Portable blowing device

#84
20230188001
2023-06-15

Smart-fan components, controls and systems

#85
20230167827
2023-06-01

AIR PUMP DEVICE

#86
20230120339
2023-04-20

Head mounted fan

#87
20230093793
2023-03-23

Neck fan

#88
20230078022
2023-03-16

Fan apparatus and air conditioner outdoor unit

#89
20230066531
2023-03-02

PORTABLE AIR PURIFIER

#90
20220381253
2022-12-01

MAGNETICALLY ATTRACTED FAN SET

#91
20220349409
2022-11-03

Fan

#92
20220341431
2022-10-27

Fluid heat exchanger with pump

#93
20220333606
2022-10-20

Neck fan

#94
20220333605
2022-10-20

Fan array wiring system

#95
20220275805
2022-09-01

Cooling arrangement for electric machines

#96
20220263435
2022-08-18

Fan and motor assembly for an appliance such as a vacuum cleaner and a vacuum cleaner having same

#97
20220260083
2022-08-18

Portable blower fan assembly

#98
20220235786
2022-07-28

Portable blowing device

#99
20220235785
2022-07-28

Neck fan

#100
20220235784
2022-07-28

NECK FAN

#101
20220214072
2022-07-07

Fan unit, fan unit system, and air treatment system

#102
20220194619
2022-06-23

Fan clutch for convertible engine

#103
20220154722
2022-05-19

FAN APPARATUS

#104
20220145896
2022-05-12

Neck fan

#105
20220136514
2022-05-05

Modular fan unit systems and assemblies

#106
20220125214
2022-04-28

Built-in air pump assembly

#107
20220117433
2022-04-21

COOKING UTENSIL

#108
20220117113
2022-04-14

Controller with fan monitoring and control

#109
20220106963
2022-04-07

Neck fan

#110
20220082105
2022-03-17

Dual system electric powered aspirators

#111
20220065259
2022-03-03

Fan module including coaxial counter rotating fans

#112
20220065258
2022-03-03

Portable temperature regulation device

#113
20220063796
2022-03-03

Aircraft equipped with a distributed propulsion system having suction and pressure fans

#114
20220063793
2022-03-03

AIRCRAFT EQUIPPED WITH A DISTRIBUTED COUNTERROTATING UNDUCTED FAN PROPULSION SYSTEM

#115
20220049708
2022-02-17

Blower device

#116
20220034333
2022-02-03

Livestock Blower Apparatus

#117
20220034326
2022-02-03

AIR CIRCULATOR HAVING DUAL ROTARY VANE

#118
20220003144
2022-01-06

Fan assembly for a motor vehicle

#119
20210396237
2021-12-23

Fan failure compensation

#120
20210388839
2021-12-16

Counter-rotating fan

#121
20210388838
2021-12-16

Counter-rotating fan

#122
20210372415
2021-12-02

Blowing system

#123
20210332828
2021-10-28

FAN AND AIR CONDITIONER INDOOR UNIT HAVING THE SAME

#124
20210324865
2021-10-21

NECK BAND TYPE FAN

#125
20210311535
2021-10-07

Methods and systems for processor-calibrated fan control

#126
20210293252
2021-09-23

DUCTED FAN DEVICE AND AIRCRAFT

#127
20210293250
2021-09-23

Blower

#128
20210277904
2021-09-09

Air mover

#129
20210274078
2021-09-02

Counter-rotating fan and image capturing device

#130
20210215160
2021-07-15

Fan for adjusting air flow

#131
20210207606
2021-07-08

Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system

#132
20210190083
2021-06-24

Flow generator

#133
20210190082
2021-06-24

Fan

#134
20210148382
2021-05-20

Fan structure

#135
20210148381
2021-05-20

FAN MODULE

#136
20210138875
2021-05-13

PORTABLE GOLF CART FAN

#137
20210131443
2021-05-06

Fan

#138
20210123611
2021-04-29

Diffuser, diffuser assembly, and air conditioner having the same

#139
20210062817
2021-03-04

Heat exchanger assembly

#140
20210040960
2021-02-11

FAN FIXING STRUCTURE

#141
20210003120
2021-01-07

Multi-pressure integrated air pump

#142
20200400329
2020-12-24

Positioning system and method for determining the position of fans

#143
20200400153
2020-12-24

Thermal module

#144
20200396862
2020-12-17

Fan module with pivoting lever and efficient space utilization

#145
20200378401
2020-12-03

Axial flow fan device

#146
20200361278
2020-11-19

Canopy downdraft fan assembly

#147
20200355191
2020-11-12

Flow generating device

#148
20200352132
2020-11-12

Livestock blower apparatus

#149
20200340485
2020-10-29

Method for controlling at least two fans

#150
20200329581
2020-10-15

Fan mounting chassis

#151
20200325905
2020-10-15

Modular fan unit systems and assemblies

#152
20200315070
2020-10-01

AUXILIARY COOLING REDUNDANCY FOR COMPONENTS USING ACTUATING FAN PACK

#153
20200300490
2020-09-24

Positioning system and method for determining the position of fans

#154
20200300256
2020-09-24

Attachable fan device

#155
20200291950
2020-09-17

Blowing device

#156
20200284429
2020-09-10

Blower assembly for gas-burning appliance

#157
20200240671
2020-07-30

FAN ARRAY FAN SECTION IN AIR-HANDLING SYSTEMS

#158
20200240420
2020-07-30

MODULAR FAN HOUSING WITH MULTIPLE MODULAR UNITS HAVING SOUND ATTENUATION FOR A FAN ARRAY FOR AN AIR-HANDLING SYSTEM

#159
20200224674
2020-07-16

Fan frame

#160
20200208641
2020-07-02

Electric blower, vacuum cleaner, and hand drying device

#161
20200191153
2020-06-18

FLOW GENERATOR

#162
20200191150
2020-06-18

Dual stage blower assembly

#163
20200182255
2020-06-11

Set of parts and method for producing a radial fan

#164
20200182251
2020-06-11

Axial flow pump with reduced height dimension

#165
20200173451
2020-06-04

Heat dissipation system with air sensation function

#166
20200173340
2020-06-04

System and method for a variable speed cooling fan on a skid mounted compressor

#167
20200140200
2020-05-07

Air flow system for waste treatment systems

#168
20200129909
2020-04-30

Air purifier including bi-directional fans having different discharge directions

#169
20200096008
2020-03-26

Modular low-noise motor

#170
20200037465
2020-01-30

Controller with fan motoring and control

#171
20200017229
2020-01-16

FAN CLUTCH FOR CONVERTIBLE ENGINE

#172
20190360680
2019-11-28

Combination LED lighting and fan apparatus

#173
20190353181
2019-11-21

Modular fan

#174
20190353176
2019-11-21

OMNIDIRECTIONAL FAN ASSEMBLY

#175
20190345957
2019-11-14

Attachable personal cooling fans

#176
20190344105
2019-11-14

Fluid flow control device

#177
20190293077
2019-09-26

Multi-fan assembly control

#178
20190293076
2019-09-26

Control method for adjusting rotating speed of multiple fans according to temperature

#179
20190293075
2019-09-26

Fan apparatus

#180
20190277514
2019-09-12

Fan with cooler

#181
20190277305
2019-09-12

Air mover

#182
20190264699
2019-08-29

Blower tray

#183
20190249678
2019-08-15

Management of multiple fan modules

#184
20190242151
2019-08-08

Shading system, umbrella or parasol including integrated electronics housing

#185
20190215990
2019-07-11

Rear side swappable fan array module design

#186
20190211577
2019-07-11

Apparatus and method for identifying operational status of umbrella, parasol or shading system utilizing lighting elements

#187
20190202559
2019-07-04

Method, system, and apparatus of flight system for individual users

#188
20190191591
2019-06-20

Controller with heat sink clamping plate for enhanced thermal properties

#189
20190186503
2019-06-20

Systems and methods for implementing a fan array with quick connect and modular control

#190
20190174657
2019-06-06

System and method for heat dissipation of storage device using movable fans

#191
20190173140
2019-06-06

TEMPERATURE CONDITIONING UNIT, TEMPERATURE CONDITIONING SYSTEM, AND VEHICLE

#192
20190166928
2019-06-06

VENTILATION APPARATUS AND A GARMENT ON WHICH THE VENTILATION APPARATUS CAN BE MOUNTED

#193
20190154045
2019-05-23

Method for controlling fans and a group of fans

#194
20190136872
2019-05-09

Electric blower and electric equipment

#195
20190136860
2019-05-09

Blower system for blowing fluid off of a passing vehicle

#196
20190113053
2019-04-18

Blower

#197
20190104639
2019-04-04

COOLING MODULE WITH MULTIPLE PARALLEL BLOWERS

#198
20190101131
2019-04-04

Centrifugal blower, air conditioner, and refrigeration cycle apparatus

#199
20190063447
2019-02-28

Fan capable of generating omnidirectional airflow

#200
20190041814
2019-02-07

Fan characterization and control system

#201
20190030986
2019-01-31

Blower device for air-conditioning of vehicle

#202
20190003728
2019-01-03

Air conditioner and blower device

#203
20190003490
2019-01-03

Packaged compressor

#204
20180371981
2018-12-27

System and method involving a variable speed cooling fan used with a compressor and an internal combustion engine

#205
20180355874
2018-12-13

Fan array wiring system

#206
20180352676
2018-12-06

Thermal management components for electronic devices

#207
20180347575
2018-12-06

Control systems and methods for synchronizing cooling fans

#208
20180342940
2018-11-29

Low electric fan-type power generating device with low energy consumption

#209
20180328609
2018-11-15

Ventilation device for infant incubator and infant incubator

#210
20180313355
2018-11-01

Blower tray

#211
20180310434
2018-10-25

Apparatus for dynamic positioning of a fan to reduce noise

#212
20180306195
2018-10-25

FIELD CONFIGURABLE FAN OPERATIONAL PROFILES

#213
20180298920
2018-10-18

FAN DEVICE

#214
20180298914
2018-10-18

BLOWER

#215
20180298883
2018-10-18

Electric fan-type power generating device with low energy consumption

#216
20180274547
2018-09-27

Motor for fans or blowers, pumps or compressors, method for operating such a motor and blower system having one or more motor(s)/blower(s)

#217
20180267461
2018-09-20

Fixing device having a perforated duct

#218
20180258942
2018-09-13

Method for checking the functions of a plurality of fans

#219
20180247677
2018-08-30

Fan noise attenuation at hard disk drive in rack-mount

#220
20180238347
2018-08-23

Direct drive type dual turbo blower cooling structure

#221
20180235102
2018-08-16

Fan reconfiguration and displacement due to a failed or failing fan

#222
20180230887
2018-08-16

Engine exhaust extractor with internal airfoils and method of manufacturing

#223
20180223864
2018-08-09

Air blower

#224
20180220550
2018-08-02

Antenna arrangement having a fan unit

#225
20180216852
2018-08-02

Turbine cooling fan

#226
20180197523
2018-07-12

Anti-acoustics streamline apparatus

#227
20180195517
2018-07-12

Fan control system

#228
20180195515
2018-07-12

Heat dissipation system and fan driving circuit

#229
20180192493
2018-07-05

Control system for controlling LEDs in multiple LED computer fans

#230
20180156225
2018-06-07

Fan motor control device

#231
20180156222
2018-06-07

Series fan inclination structure

#232
20180156221
2018-06-07

Series fan with support frame

#233
20180135650
2018-05-17

Fan frame body with bypass structure and fan thereof

#234
20180132382
2018-05-10

Controller with fan monitoring and control

#235
20180132380
2018-05-10

Controller with enhanced thermal properties

#236
20180128275
2018-05-10

Fan coil unit

#237
20180122676
2018-05-03

Substrate transfer apparatus

#238
20180116064
2018-04-26

Power adapting box and fan module

#239
20180112670
2018-04-26

Fan assembly for exhausting matter from storage containers

#240
20180106266
2018-04-19

Enthalpy exchanger

#241
20180080571
2018-03-22

Check valve for preventing air backflow in a modular cooling system

#242
20180073514
2018-03-15

STOPPING ROTATION OF FAILED FANS

#243
20180073511
2018-03-15

Variable inlet vanes

#244
20180073510
2018-03-15

Variable inlet vanes

#245
20180070473
2018-03-08

Modular fan chassis air filtering system

#246
20180058458
2018-03-01

Speaker fan system and method

#247
20180050907
2018-02-22

Centrifugal blower system with internal gas mixing and gas phase chemical reactor incorporating same

#248
20180044010
2018-02-15

Aircraft tail with cross-flow fan systems

#249
20180023582
2018-01-25

Blower

#250
20180023581
2018-01-25

Speaker fan system and method

#251
20180023579
2018-01-25

Blower

#252
20180017063
2018-01-18

FAN ASSEMBLY

#253
20170370367
2017-12-28

Ceiling fan

#254
20170363111
2017-12-21

Portable, low-power air filtration system

#255
20170363095
2017-12-21

System for controlling operation of first and second electric fans

#256
20170342989
2017-11-30

Power Supply Using an Electric Fan to Generate Wind Power

#257
20170335855
2017-11-23

Blower tray

#258
20170321708
2017-11-09

Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system

#259
20170306969
2017-10-26

Fan array fan section in air-handling systems

#260
20170288497
2017-10-05

Stator unit, motor, and parallel fan

#261
20170265334
2017-09-14

Fan module assembly

#262
20170248148
2017-08-31

Apparatus including a combination of a ceiling fan and a heater with light effects

#263
20170241440
2017-08-24

Concentrically symmetric connector in blind mate round fan assembly

#264
20170219231
2017-08-03

ENERGY EFFICIENT AIR CONDITIONING SYSTEM

#265
20170218967
2017-08-03

PLURAL-FANS DRIVING APPARATUS

#266
20170215300
2017-07-27

Z-STEPPED PARALLEL FAN FRU AND METHOD

#267
20170188484
2017-06-29

Fan assembly and electric power equipment having the same

#268
20170175765
2017-06-22

Elongated air jet device and method

#269
20170159960
2017-06-08

Fan array control system

#270
20170152867
2017-06-01

Fan assembly

#271
20170122327
2017-05-04

FAN ARRANGEMENT

#272
20170114803
2017-04-27

Cooling device, guard unit, and server

#273
20170089347
2017-03-30

Vortex generator

#274
20170084967
2017-03-23

Battery pack flow control system with fan assembly

#275
20170082112
2017-03-23

Parallel-series hybrid fan cooling apparatus and optimization

#276
20170082111
2017-03-23

Parallel-series hybrid fan cooling apparatus and optimization

#277
20170067698
2017-03-09

Dual axial fan with a thermal exchange component for a vehicle

#278
20170067422
2017-03-09

Dual axial fan with flexible airflow and bracket system

#279
20170002687
2017-01-05

FAN-DRIVE GEAR SYSTEM WITH SEPARATE SCAVENGE PUMP

#280
20160381836
2016-12-29

Facilitating front access to rear-mounted assembly in equipment chassis

#281
20160360650
2016-12-08

Air-moving assemblies with flywheels

#282
20160348696
2016-12-01

Multi-level vibration dampening mechanism

#283
20160339193
2016-11-24

Multiple stage blowers and volutes therefor

#284
20160336893
2016-11-17

Variable frequency drive apparatus

#285
20160333885
2016-11-17

Multiple stage blowers and volutes therefor

#286
20160327902
2016-11-10

Image forming apparatus having fixing device and blower for the fixing device

#287
20160309616
2016-10-20

COOLING MODULE WITH MULTIPLE PARALLEL BLOWERS

#288
20160305452
2016-10-20

Blower and outdoor unit of air conditioner comprising same

#289
20160281739
2016-09-29

Blower and outdoor unit of air conditioner comprising same

#290
20160281597
2016-09-29

Engine-driven generator

#291
20160251041
2016-09-01

Air guiding device and method for operating the same

#292
20160245293
2016-08-25

Axial ventilation device, premises equipped with such a device

#293
20160227726
2016-08-11

Livestock building design and control

#294
20160219754
2016-07-28

Variable inlet vanes

#295
20160215783
2016-07-28

Variable inlet vanes

#296
20160215779
2016-07-28

Variable inlet vanes

#297
20160178266
2016-06-23

Electronically commutated fan motors and systems

#298
20160178227
2016-06-23

Electronically commutated fan motors and systems

#299
20160161133
2016-06-09

Ventilation module with swirler fan

#300
20160160865
2016-06-09

Side channel blower, especially for a vehicle heater