ClassID:

35595

B03C3/38 - CPC Classification

Classification description:

Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect; Constructional details or accessories or operation thereof Particle charging or ionising stations, e.g. using electric discharge, radioactive radiation, flames

Sub-classes:
Recent Application in this class:
#1
20250375773
2025-12-11

ELECTROSTATIC CHARGING DEVICE AND ASSEMBLY METHOD THEREOF

#2
20250360517
2025-11-27

ELECTRIFICATION PART

#3
20250271160
2025-08-28

AIR CONDITIONER AND AIR PURIFIER INCLUDING ELECTROSTATIC PRECIPITATOR

#4
20250222466
2025-07-10

ELECTRIC DUST COLLECTION DEVICE, AND CHARGING DEVICE INCLUDED IN ELECTRIC DUST COLLECTION DEVICE

#5
20250196159
2025-06-19

AIR FILTER UNIT

#6
20250153189
2025-05-15

ELECTRIC DUST COLLECTING APPARATUS AND AIR CONDITIONER INCLUDING SAME

#7
20250149865
2025-05-08

SMART AIR IONIZER

#8
20250083155
2025-03-13

CABIN AIR FILTER WITH POLARISATION

#9
20250025891
2025-01-23

AIR FILTERING SYSTEM

#10
20240408616
2024-12-12

ELECTRIFICATION UNIT AND ELECTROSTATIC PRECIPITATOR COMPRISING SAME

#11
20240389216
2024-11-21

PLASMA-BASED AIR DISINFECTION AND FILTRATION SYSTEM

#12
20240382977
2024-11-21

GRAVEL CIRCULATION DRY ELECTROSTATIC PRECIPITATOR

#13
20240359125
2024-10-31

AIR CONDITIONING APPARATUS

#14
20240351048
2024-10-24

AIR PURIFIER DEVICE

#15
20240335764
2024-10-10

System and method for extracting and separating botanical oils without the use of solvents

#16
20240316572
2024-09-26

BIOELECTRIC METHOD FOR ENHANCEMENT OF CATION UPTAKE IN VASCULAR PLANTS

#17
20240286146
2024-08-29

ELECTRONIC DUST COLLECTING DEVICE

#18
20240269692
2024-08-15

DIRECT AIR CARBON CAPTURE SYSTEM

#19
20240261799
2024-08-08

Air cleaner, air cleaner system, and air-conditioning apparatus

#20
20240216928
2024-07-04

PERSONAL RECHARGEABLE PORTABLE IONIC AIR PURIFIER

#21
20240173724
2024-05-30

COMPACT BIPOLAR IONIZER

#22
20240100543
2024-03-28

Methods and systems for negative ion-based pollution reduction

#23
20240042459
2024-02-08

INVERTER APPARATUS PROVIDED WITH DUST COLLECTING UNIT

#24
20240024897
2024-01-25

Electrostatic particle collector

#25
20230405602
2023-12-21

ELECTROSTATIC PARTICLE COLLECTOR

#26
20230381685
2023-11-30

System and method for extracting and separating botanical oils without the use of solvents

#27
20230356238
2023-11-09

PARTICLE COLLECTION VESSEL, PARTICLE COLLECTION DEVICE AND PARTICLE COLLECTION METHOD

#28
20230293754
2023-09-21

Pathogen Transfer Prevention and Mitigation Apparatuses

#29
20230285888
2023-09-14

Air conditioning apparatus

#30
20230249196
2023-08-10

ION GENERATING APPARATUS

#31
20230241280
2023-08-03

Multi-function air purifying and sterilizing system

#32
20230226557
2023-07-20

A SYSTEM AND A METHOD FOR REDUCING PARTICULATE POLLUTANTS IN AIR, USING PULSED ELECTROMAGNETIC WAVES

#33
20230211356
2023-07-06

METHOD AND APPARATUS FOR ELECTROSTATIC WATER CONDENSATION OF WET AIR

#34
20230211028
2023-07-06

AIR PURIFICATION APPARATUS AND METHODS OF AIR PURIFICATION AND TREATMENT USING IONIZATION

#35
20230173506
2023-06-08

BRUSH DEVICE FOR CHARGING AIRBORNE PARTICLES OR ELIMINATING STATIC ELECTRICITY OF PARTICLES BY CORONA DISCHARGE, ELECTROSTATIC PRECIPITATOR INCLUDING THE BRUSH DEVICE AND AIR CLEANER INCLUDING THE BRUSH DEVICE

#36
20230173505
2023-06-08

Flue pipe systems and methods of purifying flue gases

#37
20230158512
2023-05-25

ULTRA LOW POWER ELECTRICAL DUST COLLECTION APPARATUS

#38
20230149947
2023-05-18

VEHICLE DUST REMOVING APPARATUS

#39
20230133254
2023-05-04

NANO SURFACES ON SMOKE PARTICLE ELECTRODES

#40
20230118225
2023-04-20

MOVEABLE IONIZATION UNIT FOR CLEANING AIR IN A ROOM WITH A SUPPORT STRUCTURE

#41
20230048412
2023-02-16

Ion Generator and System with Mobile HVAC

#42
20230047164
2023-02-16

Electrostatic charging air cleaning device and collection electrode

#43
20230028378
2023-01-26

SYSTEM AND DEVICE FOR AIR PURIFICATION

#44
20220371027
2022-11-24

Metal air filter

#45
20220362784
2022-11-17

AIR DISINFECTION DEVICE

#46
20220347696
2022-11-03

Air purifier for improving removal performance of hazardous substance and virus in air

#47
20220333800
2022-10-20

AIR FILTERING DEVICE

#48
20220331816
2022-10-20

ELECTRICAL DUST COLLECTION DEVICE COMPRISING CHARGING PART AND DUST COLLECTION PART

#49
20220278510
2022-09-01

PATHOGEN TESTING FACILITY AND METHOD OF OPERATING THE SAME

#50
20220266272
2022-08-25

Electric charges in chemical solution of electrostatic sprayer

#51
20220250088
2022-08-11

Electric precipitator

#52
20220193694
2022-06-23

Methods and systems for negative ion-based pollution reduction

#53
20220184636
2022-06-16

Systems and methods for collecting fluid from a gas stream

#54
20220161274
2022-05-26

SYSTEM AND METHOD OF DESORBING NITROGEN FROM PARTICLES

#55
20220161273
2022-05-26

Electrostatic charger and electrostatic precipitator

#56
20220161272
2022-05-26

Apparatus for capturing bioaerosols

#57
20220088613
2022-03-24

Direct air carbon capture system

#58
20220032322
2022-02-03

Electrification apparatus for electric dust collector

#59
20220032319
2022-02-03

Electrification apparatus for electric dust collector

#60
20220032318
2022-02-03

Wearable air purifier

#61
20220023883
2022-01-27

Electrification apparatus for electric dust collection and control method therefor

#62
20220023881
2022-01-27

Electrification apparatus for electric dust collection and air conditioner for vehicle including same

#63
20220016643
2022-01-20

ELECTROSTATIC FILTER MODULE FOR AIR CLEANER, AND AIR CLEANER

#64
20220003440
2022-01-06

Machine learning-based air handler and control method thereof

#65
20210402413
2021-12-30

TOWER-TYPE AIR PURIFICATION APPARATUS AND AIR PURIFICATION METHOD THEREOF

#66
20210396166
2021-12-23

ENGINE EXHAUST DUST REMOVING SYSTEM AND METHOD

#67
20210394202
2021-12-23

IONIZERS HAVING CARBON NANOTUBE ION EMITTING HEADS

#68
20210394200
2021-12-23

AIR DUST REMOVAL SYSTEM AND METHOD

#69
20210393845
2021-12-23

PHOTO-ELECTRONIC AIR DISINFECTOR

#70
20210387508
2021-12-16

ELECTRIFICATION APPARATUS FOR ELECTRIC DUST COLLECTION AND AIR CONDITIONER FOR VEHICLE INCLUDING SAME

#71
20210339269
2021-11-04

PERSONAL PROTECTIVE APPARATUS WITH MESH SHIELD

#72
20210308693
2021-10-07

Personal rechargeable portable ionic air purifier

#73
20210299678
2021-09-30

Filter-less intelligent air purification device

#74
20210276020
2021-09-09

Method and an apparatus for cleaning the air

#75
20210268516
2021-09-02

Hybrid partition with function of removing fine dust

#76
20210252950
2021-08-19

AIR CONDITIONER FOR VEHICLE

#77
20210205821
2021-07-08

Ion generating device, method for manufacturing same, and air conditioner

#78
20210197208
2021-07-01

Ion generator device supports

#79
20210197207
2021-07-01

Aviation proactive air and surface purification component

#80
20210109005
2021-04-15

Particle matter analysis device, analysis method and manufacturing method thereof

#81
20210086195
2021-03-25

Ion generator device

#82
20210078015
2021-03-18

Electrode array air cleaner

#83
20210063962
2021-03-04

Image forming apparatus with particle collector

#84
20210053019
2021-02-25

Method for transporting polyolefin particles in a polymer conveying system

#85
20210039111
2021-02-11

Particle sorting apparatus and particle sorting method

#86
20210031212
2021-02-04

Systems and methods for collecting fluid from a gas stream

#87
20210021107
2021-01-21

Ionizing arrangement

#88
20200338569
2020-10-29

POLLUTION CONTROL SYSTEM

#89
20200197953
2020-06-25

Electrostatic charging air cleaning device and collection electrode

#90
20200188930
2020-06-18

Carbon fiber charging device and electrical appliance having the same

#91
20200188929
2020-06-18

Electrostatic air cleaner

#92
20200188830
2020-06-18

Electrical appliance with electrostatic dust collecting device using carbon fiber

#93
20200179946
2020-06-11

FILTERING DEVICE

#94
20200169066
2020-05-28

Ion generator device

#95
20200047190
2020-02-13

Fan device

#96
20200023717
2020-01-23

Air conditioner for vehicle

#97
20200023716
2020-01-23

Electrification apparatus for electric dust collection and air conditioner for vehicle including same

#98
20200023379
2020-01-23

Electrification apparatus for electric dust collection and control method therefor

#99
20200023378
2020-01-23

Electrification apparatus for electric dust collection and air conditioner for vehicle including same

#100
20200016605
2020-01-16

System and method of desorbing nitrogen from particles

#101
20200001307
2020-01-02

Anion Air Purifier

#102
20190366231
2019-12-05

System and method for extracting and separating botanical oils without the use of solvents

#103
20190358646
2019-11-28

Apparatus and method for purification of air

#104
20190275534
2019-09-12

Personal rechargeable portable ionic air purifier

#105
20190270094
2019-09-05

BOILER

#106
20190247862
2019-08-15

Aircraft proactive air and surface purification component

#107
20190215616
2019-07-11

Plasma speaker

#108
20190193089
2019-06-27

Charging apparatus and precipitator

#109
20190192722
2019-06-27

ION GENERATION DEVICE

#110
20190178510
2019-06-13

Electronic apparatus capable of air pollution reduction

#111
20190160475
2019-05-30

Electrostatic air filter

#112
20190070546
2019-03-07

Air conditioning apparatus

#113
20190001345
2019-01-03

PARTICLE FILTERING APPARATUS

#114
20180363261
2018-12-20

DEVICE FOR REMOVING FOG USING HYBRID-TYPE ANION GENERATING DEVICE

#115
20180217046
2018-08-02

Particle sensor and sensing method

#116
20180200727
2018-07-19

Selective aerosol particle collecting method and device, according to particle size

#117
20180200726
2018-07-19

Device for collecting particles contained in an aerosol, comprising electrometres to determine nanoparticle concentration and particle size

#118
20180193848
2018-07-12

Electrostatic enhancement of inlet particle separators for engines

#119
20180154372
2018-06-07

Electric precipitator air pollution control device

#120
20180078949
2018-03-22

Smart control for airborne particle collection

#121
20180008989
2018-01-11

Plasma purification module

#122
20170348637
2017-12-07

Solvent separation method and solvent separation apparatus

#123
20170341085
2017-11-30

Solvent separation method and solvent separation apparatus

#124
20170232823
2017-08-17

Air supply arrangement

#125
20170209871
2017-07-27

Dust collection device

#126
20170203305
2017-07-20

Electric dust collecting device and air conditioner including the same

#127
20170197220
2017-07-13

Electrostatic precipitation device for removing particles in explosive gases

#128
20170164977
2017-06-15

Surgical access port and assembly

#129
20170138831
2017-05-18

PARTICLE CHARGING DEVICE AND PARTICLE CLASSIFICATION DEVICE USING THE CHARGING DEVICE

#130
20170113229
2017-04-27

Air cleaning device and apparatus

#131
20170106218
2017-04-20

Portable electronic device with a smart air purifier

#132
20170072354
2017-03-16

Apparatus to purify fresh air using biodegradable filter

#133
20170036217
2017-02-09

Smart control for airborne particle collection

#134
20170007953
2017-01-12

Air conditioning apparatus

#135
20160279556
2016-09-29

AIR PURIFICATION APPARATUS AND METHOD

#136
20160228882
2016-08-11

NEGATIVE IONIZER AIR PURIFIER

#137
20160218490
2016-07-28

Ion generation apparatus and electrical equipment

#138
20160211654
2016-07-21

Discharge device

#139
20160204581
2016-07-14

Ion generation apparatus and electrical equipment

#140
20160102589
2016-04-14

Vehicle air purifying apparatus for simultaneously reducing harmful gas and particles

#141
20150352564
2015-12-10

Personal rechargeable portable ionic air purifier

#142
20150352563
2015-12-10

Device for controlling the charge of an aerosol post-discharge

#143
20150343457
2015-12-03

Filtering Apparatus for Controlling High Voltage Transformer with Printed Circuit Board

#144
20150343454
2015-12-03

CHARGED FILTRATION SYSTEM

#145
20150330945
2015-11-19

Apparatus for in real time detecting biological particle and non-biological particle in the atmosphere and method for detecting biological particle and non-biological particle using the same

#146
20150314033
2015-11-05

Fiberglass dielectric barrier ionization discharge device

#147
20150266032
2015-09-24

Water ion air purifier

#148
20150182975
2015-07-02

Wet-type electric dust collection device and dust removal method

#149
20150102822
2015-04-16

Particle count measurement device

#150
20150090119
2015-04-02

Self-contained aircraft electronic air treatment system

#151
20150059580
2015-03-05

FORENSIC AIR AND SURFACE SAMPLER TECHNOLOGY (FASST) COLLECTOR

#152
20150022934
2015-01-22

Switching device for air purifier

#153
20140303615
2014-10-09

Laparoscopic instruments

#154
20140260972
2014-09-18

Electric dust collector apparatus in electrostatic precipitator system and method for electrostatic precipitation thereby

#155
20140205495
2014-07-24

Apparatus and method for capture and inactivation of microbes and viruses

#156
20140174294
2014-06-26

Electrostatic air conditioner

#157
20140102302
2014-04-17

Combination discharge reactor for oil smoke decomposition

#158
20140079596
2014-03-20

Fiberglass dielectric barrier ionization discharge device

#159
20140029154
2014-01-30

Condensation-evaporator nanoparticle charger

#160
20130206009
2013-08-15

Vertical type air humidifying and purifying machine

#161
20130119264
2013-05-16

Ion wind generator and ion wind generating device

#162
20130008315
2013-01-10

SYSTEM AND METHOD FOR ENERGY AND PARTICLE EXTRACTION FROM AN EXHAUST SYSTEM

#163
20120314333
2012-12-13

Sterilization method, ion generating device, ion generating apparatus, and air conditioning apparatus

#164
20120269677
2012-10-25

Plasma sterilizing-purifying device and method for air sterilizing and purifying

#165
20120200982
2012-08-09

Micropulse bipolar corona ionizer and method

#166
20120180659
2012-07-19

Method and device for gas cleaning

#167
20120111359
2012-05-10

Process for textile cleaning and disinfection by means of plasma and plasma lock

#168
20110220811
2011-09-15

Electrical ionizer for aerosol charge conditioning and measurement

#169
20110216467
2011-09-08

Air ionizer electrode assembly

#170
20110216317
2011-09-08

Sensor for sensing airborne particles

#171
20110216126
2011-09-08

Apparatus for capturing aerosols

#172
20110095200
2011-04-28

Covering wide areas with ionized gas streams

#173
20110050243
2011-03-03

Particle measurement process and apparatus

#174
20100290171
2010-11-18

METHOD AND DEVICE FOR PRODUCING A BIPOLAR IONIC ATMOSPHERE USING A DIELECTRIC BARRIER DISCHARGE

#175
20100147676
2010-06-17

Honeycomb structure and method of using the structure

#176
20100071397
2010-03-25

STERILIZATION METHOD, ION GENERATING DEVICE, ION GENERATING APPARATUS, AND AIR CONDITIONING APPARATUS

#177
20100043527
2010-02-25

Ultra fine particle sensor

#178
20100024652
2010-02-04

Apparatus, system, and method for enhancing air purification efficiency

#179
20100020462
2010-01-28

Ion generating element, and ion generating apparatus equipped with same

#180
20100001205
2010-01-07

Ion generating apparatus

#181
20090263293
2009-10-22

ELECTRIC DISCHARGE DEVICE AND AIR PURIFICATION DEVICE

#182
20090236008
2009-09-24

Static electricity eliminator

#183
20080219896
2008-09-11

AIR PURIFIER

#184
20070256563
2007-11-08

Electrostatic ionic air emission device

#185
20070109711
2007-05-17

Ion generating element, ion generating apparatus, and electric appliance

#186
20060284077
2006-12-21

Instruments for measuring nanoparticle exposure

#187
20060268490
2006-11-30

Ion generator with open emitter and safety feature

#188
20060196360
2006-09-07

Air purifier

#189
20060176642
2006-08-10

Static electricity eliminator

#190
20060158819
2006-07-20

Collimated ionizer and method

#191
20060114636
2006-06-01

Ionizer

#192
20060110818
2006-05-25

Aerosol into liquid collector for depositing particles from a large volume of gas into a small volume of liquid

#193
20060081178
2006-04-20

Electrostatic nozzle apparatus

#194
20060072278
2006-04-06

Apparatus for manufacturing particles using corona discharge and method thereof

#195
20060056130
2006-03-16

Surface discharge type air cleaning device

#196
20060054020
2006-03-16

Toy having air purification features

#197
20060018810
2006-01-26

Air conditioner device with 3/2 configuration and individually removable driver electrodes

#198
20060005708
2006-01-12

Photo-electronic air purifying and disinfecting system

#199
20060005703
2006-01-12

Ultraviolet air purifier having multiple charged collection plates

#200
20050287052
2005-12-29

Smoke odour abatement devices and methods

#201
20050287051
2005-12-29

Photo-electronic air purifying and conditioning system

#202
20050238776
2005-10-27

Food purifier

#203
20050194246
2005-09-08

Electro-kinetic air transporter and conditioner devices including pin-ring electrode configurations with driver electrode

#204
20050188987
2005-09-01

Subcompact modular ionic breath cleaner

#205
20050156118
2005-07-21

Microfabricated device for selectively removing and analyzing airborne particulates from an air stream

#206
20050147544
2005-07-07

Portable ion generator

#207
20050142047
2005-06-30

Hybrid-type air purifier for an automobile

#208
20050098040
2005-05-12

Electrostatic device for ionic air emission

#209
20050083633
2005-04-21

Aerosol charge altering device

#210
20050081719
2005-04-21

Air filtering system

#211
20050045037
2005-03-03

Portable air filtration system

#212
20050028676
2005-02-10

Corona discharge electrode assembly for electrostatic precipitator

#213
17672996
2024-09-10

Ion dispersing apparatus

#214
17495781
2022-11-08

Aviation proactive air and surface purification component