ClassID:

144085

F04D19/04 - CPC Classification

Classification description:

Axial-flow pumps; Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps

Sub-classes:
Recent Application in this class:
#1
20250389274
2025-12-25

Bearing and Rotary Pump Including Such Bearing

#2
20250369450
2025-12-04

METHOD FOR A VACUUM PUMP SYSTEM

#3
20250354560
2025-11-20

VACUUM PUMP AND VACUUM EVACUATION SYSTEM

#4
20250266268
2025-08-21

FLUID ROUTING FOR A VACUUM PUMPING SYSTEM

#5
20250116298
2025-04-10

A PUMP, A BEARING ASSEMBLY FOR A PUMP AND A METHOD OF ASSEMBLING THE BEARING ASSEMBLY

#6
20250035116
2025-01-30

VACUUM PUMP, PROTECTIVE NET, AND CONTACT PART

#7
20250020132
2025-01-16

VACUUM PUMP AND CONTROL DEVICE

#8
20240410381
2024-12-12

VACUUM PUMP AND CONTROL DEVICE

#9
20240384726
2024-11-21

METHOD OF MANUFACTURING ROTOR BLADE OF VACUUM PUMP, ROTOR BLADE OF VACUUM PUMP, AND VACUUM PUMP

#10
20240360832
2024-10-31

PURGE APPARATUS AND PURGE METHOD

#11
20240318666
2024-09-26

VACUUM PUMP AND SPACER

#12
20240280115
2024-08-22

VACUUM PUMP

#13
20240167484
2024-05-23

VACUUM PUMP, VACUUM PUMP CONTROLLER, AND REMOTE CONTROLLER

#14
20240151234
2024-05-09

CELL SEPARATION USING MICROCHANNEL HAVING PATTERNED POSTS

#15
20240035517
2024-02-01

A BEARING ASSEMBLY FOR A PUMP AND A PUMP COMPRISING THE BEARING ASSEMBLY

#16
20230400030
2023-12-14

TURBOMOLECULAR VACUUM PUMP AND METHOD FOR MANUFACTURING A ROTOR

#17
20230383757
2023-11-30

VACUUM PUMP AND VACUUM EXHAUST SYSTEM USING THE VACUUM PUMP

#18
20230323890
2023-10-12

VACUUM PUMP, STATOR BLADE, AND SPACER

#19
20230323888
2023-10-12

A PUMP AND A SET OF SEALS SEALING THE STATOR COMPONENTS OF SUCH A PUMP

#20
20230313803
2023-10-05

VACUUM PUMP

#21
20230272806
2023-08-31

Vacuum pump and water cooling spacer

#22
20230250826
2023-08-10

Vacuum pump and vacuum pump rotor blade

#23
20230175515
2023-06-08

METHOD OF SETTING UP AN ELECTRICAL MOTOR SPEED CONTROL IN A FLUIDIC SYSTEM

#24
20230167824
2023-06-01

Pump speed controlling method and apparatus, a computer program and a computer readable medium having stored thereon the computer program applied thereby and a pump

#25
20230114695
2023-04-13

VACUUM PUMP AND VACUUM PUMP COMPONENT

#26
20230113357
2023-04-13

Pump backstream prevention structure for semiconductor fabrication equipment

#27
20230107879
2023-04-06

METHOD TO OPERATE A VACUUM SYSTEM

#28
20230107183
2023-04-06

VACUUM PUMP AND PIPING STRUCTURAL PORTION FOR VACUUM PUMP

#29
20230097903
2023-03-30

VACUUM PUMP

#30
20230057241
2023-02-23

Vacuum pump and controller

#31
20220397122
2022-12-15

VACUUM EXHAUST APPARATUS AND VACUUM PUMP USED THEREIN

#32
20220389933
2022-12-08

Vacuum pump and leak detector

#33
20220364568
2022-11-17

Vacuum pump system and vacuum pump

#34
20220356883
2022-11-10

Vacuum pump and electromagnet unit used for vacuum pump comprising sensors and electromagnets connected to two sides of a circuit board

#35
20220299036
2022-09-22

Drag pump

#36
20220299035
2022-09-22

Vacuum pump comprising a relief valve and a method of assembly of the relief valve

#37
20220260079
2022-08-18

Vacuum pump device and lifting-type gate valve

#38
20220238354
2022-07-28

MULTIPLE VACUUM CHAMBER EXHAUST SYSTEM AND METHOD OF EVACUATING MULTIPLE CHAMBERS

#39
20220216767
2022-07-07

Vacuum pump and magnetic-bearing-integrated motor

#40
20220213880
2022-07-07

Methods and systems for cooling a vacuum pump

#41
20220186743
2022-06-16

Vacuum pump, casing, and inlet port flange

#42
20220145894
2022-05-12

VACUUM PUMP AND VACUUM PUMP CONSTITUENT COMPONENT

#43
20220106961
2022-04-07

VACUUM PUMP AND CONNECTION PORT USED IN VACUUM PUMP

#44
20220090592
2022-03-24

Vacuum pumping

#45
20220074407
2022-03-10

Vacuum pump including levitated magnetic bearing

#46
20210396236
2021-12-23

VACUUM PUMP WITH A SOLENOID VALVE

#47
20210364000
2021-11-25

Turbomolecular pump lubricant supply systems

#48
20210301805
2021-09-30

Cryopump system, and control device and regeneration method for cryopump system

#49
20210262477
2021-08-26

VACUUM PUMP AND SENSOR TARGET

#50
20210207619
2021-07-08

Vacuum pump and cooling component thereof

#51
20210190079
2021-06-24

GAS SUPPLY APPARATUS

#52
20210123449
2021-04-29

Vacuum pump, and control device of vacuum pump

#53
20210108654
2021-04-15

Vacuum pump and vacuum-pump damper

#54
20210079925
2021-03-18

Artificial intelligence training method for a target model based on the label matrix

#55
20210033086
2021-02-04

Methods and systems for cooling a vacuum pump

#56
20210018003
2021-01-21

Vacuum pump exhaust system, vacuum pump provided for vacuum pump exhaust system, purge gas supply unit, temperature sensor unit, and exhausting method of vacuum pump

#57
20200319053
2020-10-08

Leak detector for checking sealing tightness of an object comprising a pumping device including a turbomolecular pump and first and second vacuum pumps having at least one first and second pumping stage wherein the outlet of the second vacuum pump is connected between pumping stages of the first vacuum pump

#58
20200271132
2020-08-27

Vacuum pump, and blade component, rotor, and stationary blade used therein

#59
20200217445
2020-07-09

Support frame for a pump stand for receiving vacuum pumps, and main support frame for a coating device for containers, and coating device

#60
20200158028
2020-05-21

Apparatus and method for evacuating very large volumes

#61
20200124043
2020-04-23

Vacuum pump apparatus, and pump main body unit, control unit, and spacer each for use in vacuum pump apparatus

#62
20200092952
2020-03-19

Vacuum pump and heating device therefor

#63
20200080549
2020-03-12

Vacuum pumping arrangement

#64
20200025206
2020-01-23

Vacuum pump and spiral plate, spacer, and rotating cylindrical body each included vacuum pump

#65
20200011335
2020-01-09

Variable inlet conductance vacuum pump, vacuum pump arrangement and method

#66
20190383307
2019-12-19

Vacuum pump, stator column used therein, and method for manufacturing stator column

#67
20190309760
2019-10-10

Vacuum pump and control apparatus associated with vacuum pump

#68
20190301469
2019-10-03

Device and method for driving a vacuum pump

#69
20190277296
2019-09-12

Vacuum pump control apparatus and vacuum pump, and assembly method of vacuum pump control apparatus

#70
20190249676
2019-08-15

Vacuum pump and stator disk to be installed in vacuum pump

#71
20190242387
2019-08-08

Vacuum pump, and waterproof structure and control apparatus applied to vacuum pump

#72
20190242386
2019-08-08

Vacuum pump with control device in relation to outer cylinder

#73
20190226914
2019-07-25

Temperature sensor for a high speed rotating machine

#74
20190207445
2019-07-04

VACUUM PUMP ASSEMBLY

#75
20190203727
2019-07-04

Turbomolecular pump lubricant supply systems

#76
20190195234
2019-06-27

PUMP ASSEMBLIES WITH SEALING

#77
20190170146
2019-06-06

Vacuum pump

#78
20190170142
2019-06-06

Enclosure system including wire mesh and thin non-porous membrane panels

#79
20190162193
2019-05-30

Mass-spectrometric leak detector with turbomolecular pump and booster pump on a common shaft

#80
20190107110
2019-04-11

Gas estimation device and vacuum pumping device

#81
20190055949
2019-02-21

Turbo-molecular pump

#82
20190040866
2019-02-07

Vacuum pump

#83
20190032669
2019-01-31

VACUUM PUMP, AND FLEXIBLE COVER AND ROTOR USED IN VACUUM PUMP

#84
20180355888
2018-12-13

Connected thread groove spacer and vacuum pump

#85
20180106258
2018-04-19

Vacuum pump lubricants

#86
20180100510
2018-04-12

Vacuum-pump rotor

#87
20180066669
2018-03-08

Deposition substance monitoring device and vacuum pump

#88
20180058457
2018-03-01

GAS SUPPLY APPARATUS

#89
20170371330
2017-12-28

Rotor life estimation device and vacuum pump

#90
20170282270
2017-10-05

Vacuum-processing device and control method therefor, and vacuum soldering device and control method therefor

#91
20170248166
2017-08-31

Vacuum pump and abnormality cause estimating method for vacuum pump

#92
20170218966
2017-08-03

Vacuum system

#93
20170204860
2017-07-20

Dry pump and exhaust gas treatment method

#94
20170058897
2017-03-02

Vacuum pump of lightweight construction

#95
20160339531
2016-11-24

Vacuum soldering apparatus and control method therefor

#96
20160298649
2016-10-13

Vacuum pump

#97
20160160877
2016-06-09

Vacuum pump

#98
20160153472
2016-06-02

Evacuator system having multi-port evacuator

#99
20160138602
2016-05-19

Vacuum pump

#100
20160069391
2016-03-10

Vacuum pump

#101
20150275914
2015-10-01

Vacuum pump

#102
20150260192
2015-09-17

Vacuum pump with abatement function

#103
20150260174
2015-09-17

Vacuum pump with abatement function

#104
20150219105
2015-08-06

ROTATING FLOW GENERATOR, PLUMBING SYSTEM, SEMICONDUCTOR MANUFACTURING EQUIPMENT AND HEAT EXCHANGER COMPRISING THEREOF

#105
20150204353
2015-07-23

Vacuum pump protection net, method for manufacturing the same, and vacuum pump

#106
20150203669
2015-07-23

Sealing material

#107
20150152856
2015-06-04

Cryopump and method of monitoring cryopump

#108
20150132109
2015-05-14

Vacuum pump

#109
20150115606
2015-04-30

Vacuum pump

#110
20150098847
2015-04-09

ELECTRIC VACUUM PUMP

#111
20150078881
2015-03-19

Arrangement with a vacuum pump and method of compensating magnetic field produced by magnetic interference field of at least one vacuum pump component

#112
20150037137
2015-02-05

Gas transfer vacuum pump

#113
20150016958
2015-01-15

Vacuum pump

#114
20140377106
2014-12-25

Sensorless magnetic levitation vacuum pump and sensorless magnetic levitation device

#115
20140377009
2014-12-25

LEAK PREVENTION SYSTEM AND METHOD FOR A RETENTION POND

#116
20140306407
2014-10-16

Vacuum system

#117
20140294565
2014-10-02

Vacuum pump with fiber-reinforced resin cylinder

#118
20140271237
2014-09-18

Vacuum pump

#119
20140248166
2014-09-04

PUMP

#120
20140241872
2014-08-28

Stator member and vacuum pump

#121
20140072408
2014-03-13

Vacuum pump having fastening element for securing rotor part to rotor shaft and deformed safety element projecting in axial direction for preventing relative rotation between the rotor part and rotor shaft

#122
20130336762
2013-12-19

Bolt-fastening system for turbomolecular pump, and a pump containing the same

#123
20130317640
2013-11-28

Vacuum pump controller

#124
20130287599
2013-10-31

Energy-saving silencer assembly, a semiconductor manufacturing vacuum pump with same and method for heating nitrogen gas

#125
20130230384
2013-09-05

Splinter shield for vacuum pump, and vacuum pump with the splinter shield

#126
20130147296
2013-06-13

Magnetic levitation type vacuum pump and magnetic levitation device

#127
20130129482
2013-05-23

VACUUM PUMP

#128
20130071258
2013-03-21

Deposition detection device for exhaust pump and exhaust pump having the same

#129
20120219407
2012-08-30

Vacuum pump

#130
20120219400
2012-08-30

Vacuum pump

#131
20120209569
2012-08-16

Method for predicting a rotation fault in the rotor of a vacuum pump, and associated pumping device

#132
20120204965
2012-08-16

Method and apparatus for controlling a processing system

#133
20120034110
2012-02-09

VACUUM PUMP HOUSING AND SET OF COOLING ELEMENTS FOR A VACCUM PUMP HOUSING

#134
20120034066
2012-02-09

Vacuum pump

#135
20120024394
2012-02-02

METHOD FOR LOWERING THE PRESSURE IN A LOAD LOCK AND ASSOCIATED EQUIPMENT

#136
20110286864
2011-11-24

Multiple inlet vacuum pumps

#137
20110286833
2011-11-24

VACUUM PUMP

#138
20110135506
2011-06-09

MULTI-STAGE VACUUM PUMP

#139
20110123355
2011-05-26

VACUUM PUMP

#140
20110005607
2011-01-13

Controlling gas partial pressures for process optimization

#141
20100260594
2010-10-14

VACUUM LINE

#142
20100229626
2010-09-16

Apparatus for detecting a flammable atmosphere within a compressor, in particular a vacuum pump

#143
20100215532
2010-08-26

Vacuum pump

#144
20100215475
2010-08-26

Vacuum pump

#145
20100158672
2010-06-24

Spiral pumping stage and vacuum pump incorporating such pumping stage

#146
20100086883
2010-04-08

METHOD FOR REACTING SELF-IGNITING DUSTS IN A VACUUM PUMP DEVICE

#147
20100065995
2010-03-18

Vibration isolator

#148
20100047096
2010-02-25

Turbo vacuum pump and semiconductor manufacturing apparatus having the same

#149
20100047095
2010-02-25

VACUUM PUMP

#150
20090202360
2009-08-13

High rotational speed vacuum pump

#151
20090136361
2009-05-28

Vacuum turbomolecular pump

#152
20090108540
2009-04-30

Seal cartridge for a vacuum pumps

#153
20090028731
2009-01-29

Ball bearing and a vacuum pump that is equipped with a bearing of this type

#154
20080309071
2008-12-18

SPLIT JOINT FOR VACUUM PUMPS AND METHOD FOR OBTAINING THEREOF

#155
20080274634
2008-11-06

Terminal structure and vacuum pump

#156
20080273995
2008-11-06

Apparatus for Inhibiting the Propagation of a Flame Front

#157
20080267790
2008-10-30

Electronically Controlled Vacuum Pump

#158
20080240905
2008-10-02

Exhaust pump, communicating pipe, and exhaust system

#159
20080226387
2008-09-18

Structure for Connecting End Parts and Vacuum System Using the Structure

#160
20080085202
2008-04-10

Damper and vacuum pump

#161
20080063541
2008-03-13

Pumping arrangement

#162
20080056886
2008-03-06

Vacuum pumps with improved pumping channel cross sections

#163
20080038118
2008-02-14

Pumping system

#164
20080023896
2008-01-31

Vibration damper

#165
20080019628
2008-01-24

Touchdown bearing

#166
20080010030
2008-01-10

Trend monitoring and diagnostic analysis method and system for failure protection and for predictive maintenance of a vacuum pump

#167
20070237650
2007-10-11

Vacuum pump with control unit

#168
20070231162
2007-10-04

Vacuum pump with a continuous ignition source

#169
20070172376
2007-07-26

Vaccum pump having shaft seal to prevent corrosion and to ensure smooth operation

#170
20070125515
2007-06-07

Vacuum housing

#171
20070098585
2007-05-03

Vacuum pump with improved oil lubrication

#172
20070065294
2007-03-22

Vacuum pump system

#173
20070034765
2007-02-15

Adjustable suspended shelf structure

#174
20070031270
2007-02-08

Fixing structure for fixing rotor to rotor shaft, and turbo molecular pump having the fixing structure

#175
20070029498
2007-02-08

Enhanced heteroscopic techniques

#176
20070009346
2007-01-11

Single-molecule systems

#177
20060281352
2006-12-14

Terminal structure and vacuum pump

#178
20060198735
2006-09-07

Vacuum pump and method of starting the same

#179
20060180396
2006-08-17

Lubricant collection apparatus

#180
20060170314
2006-08-03

Vacuum pump cabinet

#181
20060169028
2006-08-03

Test-gas leak detector

#182
20060162438
2006-07-27

Condition monitoring of pumps and pump system

#183
20060118178
2006-06-08

Controlling gas partial pressures for process optimization

#184
20060118049
2006-06-08

Vacuum-generating apparatus and thin film processing apparatus having the same

#185
20060088238
2006-04-27

Ball bearing and a vacuum pump that is equipped with a bearing of this type

#186
20060018774
2006-01-26

Annular support for rolling bearings

#187
20060018772
2006-01-26

Rotary vacuum pump, structure and method for the balancing thereof

#188
20050249618
2005-11-10

Vacuum pump

#189
20050244219
2005-11-03

Device for fixing a vacuum pump

#190
20050217732
2005-10-06

Apparatus for controlling the pressure in a process chamber and method of operating same

#191
20050204754
2005-09-22

Vacuum pump damping adapter

#192
20050201882
2005-09-15

Vacuum pumping system

#193
20050196284
2005-09-08

Electronically controlled vacuum pump

#194
20050169745
2005-08-04

Gas friction pump

#195
20050169744
2005-08-04

Gas friction pump

#196
20050163622
2005-07-28

Vacuum pump control device and vacuum device

#197
20050147509
2005-07-07

Apparatus and method for control, pumping and abatement for vacuum process chambers

#198
20050142010
2005-06-30

Fore-line preconditioning for vacuum pumps

#199
20050118013
2005-06-02

Vacuum pumping arrangement

#200
20050098441
2005-05-12

Coating of objects

#201
20050081536
2005-04-21

Cryopump temperature control of arrays

#202
20050063830
2005-03-24

Vacuum pumping system

#203
20050052146
2005-03-10

Motor control system and vacuum pump equipped with the motor control system

#204
20050042118
2005-02-24

Turbo vacuum pump and semiconductor manufacturing apparatus having the same

#205
20050034767
2005-02-17

Processing apparatus having integrated pumping system

#206
20050029417
2005-02-10

Mounting bracket for a rotary pump

#207
20050013703
2005-01-20

Vibration damper with nested turbo molecular pump

#208
16840637
2023-09-26

Passively pumped, polycrystalline ceramic high and ultra-high vacuum chambers