ClassID:

144086

F04D19/042 - CPC Classification

Classification description:

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

Recent Application in this class:
#1
20260132793
2026-05-14

TURBOMOLECULAR PUMP

#2
20260117801
2026-04-30

DUST-PROOF AND VIBRATION-PROOF COVER AND METHOD OF MANUFACTURING CONNECTING ELEMENT THEREFOR

#3
20260071636
2026-03-12

VACUUM PUMP WITH AN EDDY CURRENT DAMPER

#4
20260002541
2026-01-01

TURBOMOLECULAR VACUUM PUMP AND METHODS FOR MANUFACTURING A ROTOR

#5
20250354560
2025-11-20

VACUUM PUMP AND VACUUM EVACUATION SYSTEM

#6
20250320875
2025-10-16

TURBOMOLECULAR PUMP

#7
20250297615
2025-09-25

ROTOR BLADE FOR A TURBOMOLECULAR VACUUM PUMP

#8
20250283473
2025-09-11

VACUUM PUMP

#9
20250271002
2025-08-28

THREE-AXIS TUNED MASS DAMPER FOR TURBO MOLECULAR PUMP

#10
20250257732
2025-08-14

VACUUM PUMP

#11
20250215900
2025-07-03

VACUUM PUMP, ROTATING BODY FOR VACUUM PUMP, AND BALANCE CORRECTING MEMBER FOR VACUUM PUMP

#12
20250207599
2025-06-26

VACUUM PUMP

#13
20250163924
2025-05-22

TURBOMOLECULAR VACUUM PUMP AND ASSOCIATED METHOD

#14
20250163920
2025-05-22

VACUUM PUMP

#15
20250043790
2025-02-06

VACUUM PUMP, ROTATING BODY FOR VACUUM PUMP, AND METHOD FOR MANUFACTURING VACUUM PUMP

#16
20250035121
2025-01-30

TURBOMOLECULAR PUMP BLADED DISC

#17
20250020534
2025-01-16

Vacuum leak detector with multistage vacuum pump and integrated gas-specific gas sensor and method for producing a vacuum leak detector

#18
20250020133
2025-01-16

Vacuum pump and adjustment method

#19
20250020132
2025-01-16

VACUUM PUMP AND CONTROL DEVICE

#20
20240410395
2024-12-12

Vacuum pump

#21
20240410379
2024-12-12

VACUUM PUMP, VACUUM PUMP BEARING PROTECTION STRUCTURE, AND VACUUM PUMP ROTATING BODY

#22
20240395442
2024-11-28

HERMETIC TERMINAL

#23
20240355596
2024-10-24

TURBOMOLECULAR PUMP AND CATHODE ASSEMBLY FOR ETCHING REACTOR

#24
20240337266
2024-10-10

VACUUM PUMP AND INSULATION MEMBER FOR USE IN VACUUM PUMP

#25
20240337265
2024-10-10

CRYOGENIC PUMP FOR SEMICONDUCTOR PROCESSING

#26
20240295227
2024-09-05

VACUUM PUMP, ROTATING BODY, COVER PORTION, AND MANUFACTURING METHOD OF ROTATING BODY

#27
20240295221
2024-09-05

Vacuum pump and rotating body thereof

#28
20240288075
2024-08-29

SHUT-OFF VALVE, VACUUM PUMP SYSTEM, AND VACUUM PUMP

#29
20240254996
2024-08-01

PUMP MONITORING SYSTEM AND METHOD

#30
20240254994
2024-08-01

VACUUM PUMP

#31
20240254980
2024-08-01

TURBOMOLECULAR PUMP

#32
20240167484
2024-05-23

VACUUM PUMP, VACUUM PUMP CONTROLLER, AND REMOTE CONTROLLER

#33
20240151234
2024-05-09

CELL SEPARATION USING MICROCHANNEL HAVING PATTERNED POSTS

#34
20240141907
2024-05-02

VACUUM PUMP AND VACUUM EXHAUST APPARATUS

#35
20240093701
2024-03-21

ROTOR ASSEMBLY FOR A TURBOMOLECULAR PUMP

#36
20240093688
2024-03-21

VACUUM PUMP AND ROTATING BODY FOR VACUUM PUMP

#37
20240084805
2024-03-14

Bench-top time of flight mass spectrometer

#38
20240060496
2024-02-22

Vacuum pump and control device

#39
20240026889
2024-01-25

VACUUM PUMP

#40
20240026888
2024-01-25

Vacuum pump and rotating cylinder provided in vacuum pump

#41
20240018972
2024-01-18

Heating device and vacuum pump

#42
20240011496
2024-01-11

VACUUM PUMP

#43
20240011495
2024-01-11

VACUUM PUMP

#44
20230417254
2023-12-28

Vacuum pump system and control method

#45
20230400035
2023-12-14

Oil feed nut and oil reservoir for a vacuum pump

#46
20230332625
2023-10-19

HARMONIC ELIMINATION CIRCUIT, POSITION DETECTION DEVICE, MAGNETIC BEARING DEVICE AND VACUUM PUMP

#47
20230313811
2023-10-05

Vacuum pump and magnetic bearing

#48
20230313804
2023-10-05

VACUUM PUMP COMPRISING AN AXIAL MAGNETIC BEARING AND A RADIAL GAS FOIL BEARING

#49
20230272806
2023-08-31

Vacuum pump and water cooling spacer

#50
20230264235
2023-08-24

CLEANING APPARATUS FOR VACUUM EXHAUST SYSTEM

#51
20230250826
2023-08-10

Vacuum pump and vacuum pump rotor blade

#52
20230243359
2023-08-03

Vacuum pump and rotating body for vacuum pump

#53
20230220848
2023-07-13

VACUUM PUMP AND VACUUM PUMP CLEANING SYSTEM

#54
20230213044
2023-07-06

Vacuum pump

#55
20230175515
2023-06-08

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

#56
20230151826
2023-05-18

Vacuum pump and controller

#57
20230116457
2023-04-13

Mounting a flanged vacuum pump to a vacuum system

#58
20230097903
2023-03-30

VACUUM PUMP

#59
20230096958
2023-03-30

Vacuum pump

#60
20230056826
2023-02-23

VACUUM PUMP, DETOXIFYING DEVICE, AND EXHAUST GAS PROCESSING SYSTEM

#61
20230053298
2023-02-16

Vacuum pump and vacuum pump component part

#62
20230049439
2023-02-16

Vacuum pump and stator column

#63
20230048319
2023-02-16

ROTATING DEVICE AND VACUUM PUMP

#64
20230042886
2023-02-09

VACUUM PUMP, VACUUM PUMP SET FOR EVACUATING A SEMICONDUCTOR PROCESSING CHAMBER AND METHOD OF EVACUATING A SEMICONDUCTOR PROCESSING CHAMBER

#65
20230024392
2023-01-26

Vacuum pump

#66
20220412369
2022-12-29

Vacuum pump

#67
20220397124
2022-12-15

Vacuum pump

#68
20220389933
2022-12-08

Vacuum pump and leak detector

#69
20220364569
2022-11-17

Vacuum chamber module

#70
20220333612
2022-10-20

Vacuum pump and vacuum pump system

#71
20220333607
2022-10-20

VACUUM PUMP AND ACCESSORY UNIT OF VACUUM PUMP

#72
20220325718
2022-10-13

TURBOMOLECULAR VACUUM PUMP

#73
20220316485
2022-10-06

Vacuum pump including a cover, covering the base with an air insulating layer

#74
20220316484
2022-10-06

Vacuum pump

#75
20220268289
2022-08-25

Vacuum pump, rotor, and washer

#76
20220260081
2022-08-18

Vacuum pump, rotor, and rotor body with rupture location control means on the rotor

#77
20220260080
2022-08-18

Vacuum thread-groove pump with thread exhaust channels

#78
20220252074
2022-08-11

Vacuum pump and vacuum pump component

#79
20220243737
2022-08-04

VACUUM ASSEMBLY AND VACUUM PUMP WITH AN AXIAL THROUGH PASSAGE

#80
20220235797
2022-07-28

Vacuum pump

#81
20220235796
2022-07-28

Vacuum pump

#82
20220235787
2022-07-28

Estimation device, vacuum valve, and vacuum pump

#83
20220235779
2022-07-28

VARIABLE INLET CONDUCTANCE VACUUM PUMP, VACUUM PUMP ARRANGEMENT AND METHOD

#84
20220235778
2022-07-28

Rotor support and vacuum pump with such a rotor support

#85
20220235777
2022-07-28

VACUUM PUMP AND PROTECTION MEMBER PROVIDED IN VACUUM PUMP

#86
20220235776
2022-07-28

Vacuum pump and stator component of thread groove pump portion of the vacuum pump

#87
20220228594
2022-07-21

Vacuum pump and linked-type thread groove spacer

#88
20220220969
2022-07-14

PUMP MONITORING DEVICE, VACUUM PUMP, AND PRODUCT-ACCUMULATION DIAGNOSIS DATA PROCESSING PROGRAM

#89
20220220964
2022-07-14

Lubricant supply system and vacuum pump

#90
20220213880
2022-07-07

Methods and systems for cooling a vacuum pump

#91
20220205449
2022-06-30

Vacuum pump including magnetic bearing and motor bearing operable as radial magnetic bearing, motor, and thrust magnetic bearing

#92
20220186739
2022-06-16

Analysis device of vacuum pump, vacuum pump, storage medium recording analysis program, and analysis method

#93
20220186734
2022-06-16

Turbomolecular pump and cathode assembly for etching reactor

#94
20220170473
2022-06-02

Control apparatus and vacuum pump provided with said control apparatus

#95
20220170470
2022-06-02

VACUUM PUMP AND CONTROL APPARATUS OF VACUUM PUMP

#96
20220163053
2022-05-26

Vacuum pump

#97
20220163041
2022-05-26

Vacuum pump

#98
20220136512
2022-05-05

Turbo-molecular pump

#99
20220120282
2022-04-21

A TURBOMOLECULAR PUMP, A VACUUM PUMPING SYSTEM AND A METHOD OF EVACUATING A VACUUM CHAMBER

#100
20220082103
2022-03-17

VACUUM PUMP

#101
20220074421
2022-03-10

Vacuum pump and control device for vacuum pump

#102
20220074407
2022-03-10

Vacuum pump including levitated magnetic bearing

#103
20220049705
2022-02-17

Multi-stage turbomolecular pump

#104
20220034327
2022-02-03

Vacuum component and evacuation method using the same

#105
20220010800
2022-01-13

ENRICHMENT AND PURIFICATION DEVICE FOR SINGLE GAS IN MIXED GAS

#106
20220010788
2022-01-13

Multiple chamber vacuum exhaust system

#107
20210388840
2021-12-16

Vacuum pump and vacuum pump component

#108
20210381516
2021-12-09

Turbo-molecular pump, rotor and stator

#109
20210372421
2021-12-02

Oil feed assembly for a vacuum pump having a venting conduit

#110
20210364000
2021-11-25

Turbomolecular pump lubricant supply systems

#111
20210332824
2021-10-28

TURBO-MOLECULAR PUMP AND STATOR

#112
20210293244
2021-09-23

Vacuum pump, cylindrical portion used in vacuum pump, and base portion

#113
20210270280
2021-09-02

Bearing cage

#114
20210262484
2021-08-26

Vacuum pump, stator column, base, and exhaust system of vacuum pump

#115
20210217579
2021-07-15

System for evacuating a chamber

#116
20210207608
2021-07-08

Bench-top time of flight mass spectrometer

#117
20210172446
2021-06-10

Vacuum pump and temperature control device

#118
20210123449
2021-04-29

Vacuum pump, and control device of vacuum pump

#119
20210123448
2021-04-29

Vacuum pump

#120
20210115933
2021-04-22

Vacuum pumping device and vacuum pumping device starting method

#121
20210108654
2021-04-15

Vacuum pump and vacuum-pump damper

#122
20210088049
2021-03-25

VACUUM PUMP SYSTEM

#123
20210054852
2021-02-25

Reinforced vacuum system component

#124
20210025407
2021-01-28

Vacuum pump, and control device of vacuum pump

#125
20210025406
2021-01-28

Vacuum pump, and control device of vacuum pump

#126
20210018387
2021-01-21

PRELOAD FORCE TOOL

#127
20210018012
2021-01-21

Vacuum pump, temperature adjustment controller used for vacuum pump, inspection tool, and method of diagnosing temperature-adjustment function unit

#128
20210018005
2021-01-21

Vacuum pump and magnetic bearing controller with multiple rigidity modes at high and low gains

#129
20210018004
2021-01-21

Vacuum system with a multi-stage and multi-inlet vacuum pump with a directional element separating pump stages

#130
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

#131
20210010479
2021-01-14

Vacuum pump

#132
20200400147
2020-12-24

Vacuum pump

#133
20200378857
2020-12-03

Vacuum pump and leak detector

#134
20200355190
2020-11-12

VACUUM PUMPING ARRANGEMENT

#135
20200347851
2020-11-05

TURBOMOLECULAR PUMP AND METHOD AND APPARATUS FOR CONTROLLING THE PRESSURE IN A PROCESS CHAMBER

#136
20200340492
2020-10-29

Vacuum pump, rotor, rotor fin, and casing

#137
20200335902
2020-10-22

Power supply integrated vacuum pump

#138
20200332801
2020-10-22

Vacuum pump system

#139
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

#140
20200291963
2020-09-17

Vacuum pump

#141
20200271132
2020-08-27

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

#142
20200248701
2020-08-06

Bearing cage retainer

#143
20200240421
2020-07-30

Turbo-molecular pump blade design

#144
20200232469
2020-07-23

CONTROLLER AND VACUUM PUMP DEVICE

#145
20200204091
2020-06-25

Vacuum pump and motor controller

#146
20200200641
2020-06-25

Leak detector and leak detection method for leak-testing objects

#147
20200158117
2020-05-21

VACUUM PUMP, AND MAGNETIC BEARING PORTION AND SHAFT PROVIDED IN VACUUM PUMP

#148
20200158028
2020-05-21

Apparatus and method for evacuating very large volumes

#149
20200149538
2020-05-14

POWER SUPPLY SYSTEM FOR A VACUUM PUMP AND VACUUM PUMP

#150
20200141471
2020-05-07

Flywheel with bifurcated molecular pump

#151
20200141415
2020-05-07

PUMP MONITORING DEVICE, VACUUM PROCESSING DEVICE, AND VACUUM PUMP

#152
20200116155
2020-04-16

Vacuum pump with a rotary body in a case with the rotary body having at least three balance correction portions accessible from an outside of the case for balance correction by an n-plane method

#153
20200105496
2020-04-02

System for evacuating a chamber

#154
20200092952
2020-03-19

Vacuum pump and heating device therefor

#155
20200058479
2020-02-20

Turbo molecular pump for mass spectrometer

#156
20200040910
2020-02-06

STATOR BLADE UNIT FOR A TURBOMOLECULAR PUMP

#157
20200011336
2020-01-09

Vacuum pump, rotating portion included in vacuum pump, and imbalance correction method

#158
20200011335
2020-01-09

Variable inlet conductance vacuum pump, vacuum pump arrangement and method

#159
20190383300
2019-12-19

VACUUM PUMP

#160
20190383299
2019-12-19

Bearing support for a vacuum pump

#161
20190383296
2019-12-19

Vacuum pump and diagnosis system

#162
20190383294
2019-12-19

Multiple port vacuum pump system

#163
20190368499
2019-12-05

Pump bearing holders

#164
20190345948
2019-11-14

A MULTIPLE STAGE TURBOMOLECULAR PUMP WITH INTER-STAGE INLET

#165
20190309760
2019-10-10

Vacuum pump and control apparatus associated with vacuum pump

#166
20190309408
2019-10-10

VACUUM DEVICE AND METHOD FOR COATING COMPONENTS OF A VACUUM DEVICE

#167
20190285209
2019-09-19

Vibration damping connector systems

#168
20190285090
2019-09-19

Turbomolecular pump deposition control and particle management

#169
20190279839
2019-09-12

Vacuum connection mechanism and electron optical device

#170
20190249677
2019-08-15

Magnetic levitation control device and vacuum pump

#171
20190242387
2019-08-08

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

#172
20190242386
2019-08-08

Vacuum pump with control device in relation to outer cylinder

#173
20190203727
2019-07-04

Turbomolecular pump lubricant supply systems

#174
20190195238
2019-06-27

Vacuum pump and rotating cylindrical body included in vacuum pump

#175
20190186494
2019-06-20

Turbo pump vent assembly and method

#176
20190170146
2019-06-06

Vacuum pump

#177
20190162193
2019-05-30

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

#178
20190154046
2019-05-23

Stator component of vacuum pump

#179
20190145418
2019-05-16

Turbomolecular vacuum pump for ionized matter and plasma fields

#180
20190120237
2019-04-25

Vacuum pump with heat generation element in relation to housing

#181
20190120236
2019-04-25

Integrated connector between first and second vacuum pumps creating a vapor phase region environment

#182
20190055949
2019-02-21

Turbo-molecular pump

#183
20190040866
2019-02-07

Vacuum pump

#184
20190024667
2019-01-24

Electromagnetic unit, magnetic bearing device, and vacuum pump

#185
20180363825
2018-12-20

Connection device

#186
20180363663
2018-12-20

Vacuum pump

#187
20180363662
2018-12-20

Vacuum pump, and rotor blade and reflection mechanism mounted in vacuum pump

#188
20180355888
2018-12-13

Connected thread groove spacer and vacuum pump

#189
20180351433
2018-12-06

Device for storing kinetic energy

#190
20180340535
2018-11-29

Dry vacuum pump with pressurized bearing and seal

#191
20180340521
2018-11-29

Vacuum pumping device, vacuum pump, and vacuum valve

#192
20180335052
2018-11-22

Vacuum pump

#193
20180328410
2018-11-15

LUBRICATION OF GEARS IN TWIN-SHAFT PUMPS

#194
20180306204
2018-10-25

Power source integrated vacuum pump having a power source with a substrate in contact with and covering a portion of a cooling surface which is also covered by a heat insulating plate

#195
20180283400
2018-10-04

Vacuum pump

#196
20180283386
2018-10-04

Vacuum pump

#197
20180279415
2018-09-27

Vacuum pump and pump-integrated power source device

#198
20180274556
2018-09-27

Center ring and vacuum pump

#199
20180245603
2018-08-30

Power source-integrated vacuum pump

#200
20180238347
2018-08-23

Direct drive type dual turbo blower cooling structure

#201
20180238334
2018-08-23

Turbo-molecular pump

#202
20180216665
2018-08-02

Magnetic bearing control device and vacuum pump

#203
20180202445
2018-07-19

PUMP SYSTEM

#204
20180163732
2018-06-14

VACUUM PUMP

#205
20180128280
2018-05-10

ROTOR AND VACUUM PUMP EQUIPPED WITH SAME

#206
20180100510
2018-04-12

Vacuum-pump rotor

#207
20180066669
2018-03-08

Deposition substance monitoring device and vacuum pump

#208
20180038375
2018-02-08

Adaptor and vacuum pump

#209
20180030990
2018-02-01

Pump lubricant supply systems

#210
20180023577
2018-01-25

Vacuum pump lubricant supply systems

#211
20170363101
2017-12-21

Vacuum pump

#212
20170346356
2017-11-30

Vacuum pump

#213
20170306967
2017-10-26

Monitoring device and vacuum pump

#214
20170298958
2017-10-19

Heating device and turbo molecular pump

#215
20170298922
2017-10-19

Vacuum pump control device and vacuum pump

#216
20170260999
2017-09-14

Temperature control device and turbo-molecular pump

#217
20170248166
2017-08-31

Vacuum pump and abnormality cause estimating method for vacuum pump

#218
20170227055
2017-08-10

Vacuum pump

#219
20170184113
2017-06-29

Monitoring device

#220
20170108008
2017-04-20

Outlet port part and vacuum pump

#221
20170074283
2017-03-16

Vacuum pump and mass spectrometer

#222
20170058902
2017-03-02

Turbine cap for turbo-molecular pump

#223
20170023002
2017-01-26

Rotor disc and rotor for a vacuum pump

#224
20160348695
2016-12-01

Vacuum pump and heat insulating spacer used in vacuum pump

#225
20160319825
2016-11-03

Vacuum exhaust mechanism, compound type vacuum pump, and rotating body part

#226
20160312826
2016-10-27

PROTECTIVE BEARING, BEARING UNIT, AND VACUUM PUMP

#227
20160298649
2016-10-13

Vacuum pump

#228
20160298645
2016-10-13

Vacuum pump component, siegbahn type exhaust mechanism and compound vacuum pump

#229
20160290351
2016-10-06

Magnetic bearing device and vacuum pump

#230
20160290343
2016-10-06

ROTOR DEVICE FOR A VACUUM PUMP, AND VACUUM PUMP

#231
20160273552
2016-09-22

Vacuum pump

#232
20160252099
2016-09-01

Magnetic bearing device, and vacuum pump having same

#233
20160222974
2016-08-04

Stator component of vacuum pump

#234
20160222971
2016-08-04

Thread groove pump mechanism, vacuum pump including thread groove pump mechanism, and rotor, outer circumference side stator, and inner circumference side stator used in thread groove pump mechanism

#235
20160195098
2016-07-07

Vacuum pump

#236
20160195095
2016-07-07

Vacuum system securing devices

#237
20160172179
2016-06-16

Vacuum system

#238
20160160877
2016-06-09

Vacuum pump

#239
20160097398
2016-04-07

Vacuum pump

#240
20160069391
2016-03-10

Vacuum pump

#241
20150354577
2015-12-10

Turbo-molecular pump

#242
20150345499
2015-12-03

Vacuum pump

#243
20150316065
2015-11-05

MASS SEPARATION VIA A TURBOMOLECULAR PUMP

#244
20150292515
2015-10-15

Vacuum pump with back-up bearing contact sensor

#245
20150275914
2015-10-01

Vacuum pump

#246
20150275902
2015-10-01

Vacuum pump

#247
20150240829
2015-08-27

Rotor and vacuum pump equipped with same

#248
20150240822
2015-08-27

Stator-side member and vacuum pump

#249
20150226229
2015-08-13

Turbo-molecular pump

#250
20150219116
2015-08-06

Turbo-molecular pump

#251
20150204353
2015-07-23

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

#252
20150184666
2015-07-02

Vacuum pump

#253
20150184665
2015-07-02

Molecular pump

#254
20150176601
2015-06-25

Vacuum pump

#255
20150132109
2015-05-14

Vacuum pump

#256
20150115606
2015-04-30

Vacuum pump

#257
20150114101
2015-04-30

Deposit detection device for exhaust pump and exhaust pump

#258
20150108867
2015-04-23

IPM motor for vacuum pump

#259
20150086328
2015-03-26

Turbo-molecular pump

#260
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

#261
20150064033
2015-03-05

VACUUM PUMP AND ARRANGEMENT WITH VACUUM PUMP

#262
20150064024
2015-03-05

Motor controller and turbo-molecular pump

#263
20150063993
2015-03-05

Turbo-molecular pump

#264
20150060691
2015-03-05

Semiconductor process pumping arrangements

#265
20150056060
2015-02-26

Multiple port vacuum pump system

#266
20150050170
2015-02-19

Magnetic bearing device and vacuum pump

#267
20150037137
2015-02-05

Gas transfer vacuum pump

#268
20150016958
2015-01-15

Vacuum pump

#269
20140377106
2014-12-25

Sensorless magnetic levitation vacuum pump and sensorless magnetic levitation device

#270
20140369831
2014-12-18

Vacuum pump

#271
20140369809
2014-12-18

TURBOMOLECULAR PUMP

#272
20140369807
2014-12-18

Vacuum pump

#273
20140360006
2014-12-11

Method of dynamic balancing for magnetic levitation molecular pump

#274
20140356146
2014-12-04

VACUUM PUMP

#275
20140356126
2014-12-04

Method and system for synchronously inhibiting subcritical vibrations of magnetic levitation molecular pump rotor

#276
20140348634
2014-11-27

Adapter for vacuum pumps and associated pumping device

#277
20140314570
2014-10-23

Method of dynamic balancing for magnetic levitation molecular pump

#278
20140291980
2014-10-02

Vacuum pump connecting apparatus and method for installing vacuum pump connecting apparatus

#279
20140271237
2014-09-18

Vacuum pump

#280
20140271174
2014-09-18

Turbine cap for turbo-molecular pump

#281
20140271160
2014-09-18

Vacuum pump

#282
20140271106
2014-09-18

Pump testing for predicting lifetime and wear conditions

#283
20140255153
2014-09-11

VACUUM PUMP

#284
20140241872
2014-08-28

Stator member and vacuum pump

#285
20140241853
2014-08-28

Vacuum pump

#286
20140219841
2014-08-07

Magnetic bearing device and vacuum pump

#287
20140212312
2014-07-31

Magnetic bearing device and vacuum pump

#288
20140210385
2014-07-31

Motor driving device and vacuum pump

#289
20140205432
2014-07-24

Rotary vacuum pump

#290
20140205431
2014-07-24

Vacuum pump

#291
20140197627
2014-07-17

Vibration damper for vacuum pumps

#292
20140186169
2014-07-03

Turbine cap for turbo-molecular pump

#293
20140127038
2014-05-08

Evacuating a chamber

#294
20140072452
2014-03-13

Apparatus and method for shielding a controlled pressure environment

#295
20140072417
2014-03-13

Turbo-molecular pump

#296
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

#297
20140056735
2014-02-27

Vacuum pump

#298
20140010659
2014-01-09

Fixed blade assembly usable in exhaust pump, and exhaust pump provided with same

#299
20130340842
2013-12-26

Vacuum pumping system

#300
20130336762
2013-12-19

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