F04C2230/604 - CPC Classification Index

#1

20260071621

2026-03-12

PROGRESSIVE CAVITY FLUID PUMP AND ASSOCIATED METHODS

#2

20260063125

2026-03-05

PROGRESSIVE CAVITY FLUID PUMP AND ASSOCIATED METHODS

#3

20250207584

2025-06-26

COMPRESSOR ASSEMBLIES INCLUDING LOWER COVERS HAVING MOUNTING FEET SKIRTS CONFIGURED FOR INCREASING MOUNTING FEET STIFFNESS AND RESISTANCE TO CRACK FORMATION

#4

20240247655

2024-07-25

MODULAR STATOR FOR PROGRESSIVE CAVITY DEVICES

#5

20240141901

2024-05-02

PORTABLE WATER PUMP ASSEMBLY

#6

20240052834

2024-02-15

Rotary positive displacement pump

#7

20230250837

2023-08-10

Mounting bracket for an air tank system

#8

20230138342

2023-05-04

Rotary positive displacement pump

#9

20210148364

2021-05-20

Pump end plate manufacturing method and pump

#10

20200343783

2020-10-29

Motor-driven compressor and method of assembling motor-driven compressor

#11

20190271308

2019-09-05

Water pump for marine engine having tool for replacing impeller

#12

20180149172

2018-05-31

Pump system

#13

20180128269

2018-05-10

Scroll compressor

#14

20180017054

2018-01-18

Progressive cavity pump and method for operating same in boreholes

#15

20180003423

2018-01-04

Scroll compressors with different volume indexes and systems and methods for same

#16

20170276135

2017-09-28

Rotary compressor

#17

20170130721

2017-05-11

Rotary compressor

#18

20170114785

2017-04-27

Screw spindle pump

#19

20160344253

2016-11-24

Compressor and method of assembling compressor

#20

20160327039

2016-11-10

Attachment structure for compressor

#21

20160108912

2016-04-21

Progressive cavity pump and method for operating same in boreholes

#22

20160010633

2016-01-14

Housing and method of manufacturing the same

#23

20160003226

2016-01-07

Electric pump apparatus

#24

20150330409

2015-11-19

Air compressor system

#25

20150308430

2015-10-29

Vacuum pump

#26

20150192129

2015-07-09

Rotary compressor, method of manufacturing a rotary compressor, and apparatus for manufacturing a rotary compressor

#27

20150183048

2015-07-02

Device and process for simultaneous shaping and welding of connector pipes for compressors

#28

20140345451

2014-11-27

Method and device for fixing and synchronizing rotary pistons in a rotary piston pump

#29

20140308150

2014-10-16

Gear pump having grooved mounting adapter

#30

20140248171

2014-09-04

Variable displacement pump having rotating cam ring

#31

20130251557

2013-09-26

Motor-driven compressor

#32

20130219952

2013-08-29

Hermetically sealed rotary compressor and refrigeration cycle device

#33

20120269662

2012-10-25

Mounting arrangement for an eccentric shaft in a refrigeration compressor

#34

20120251358

2012-10-04

Motor-driven compressor

#35

20120251348

2012-10-04

MOTOR-DRIVEN COMPRESSOR

#36

20120244021

2012-09-27

PUMP MOUNTING STRUCTURE

#37

20120189478

2012-07-26

VACUUM PUMP SYSTEM

#38

20120051958

2012-03-01

Compressor with liquid injection cooling

#39

20110243763

2011-10-06

Motor-driven compressor

#40

20110146044

2011-06-23

Impeller installation tool

#41

20110135523

2011-06-09

SEALED COMPRESSOR WITH MOTOR STANDARD SPACER PROVIDING BEARING MOUNT

#42

20100186433

2010-07-29

Scroll Compressors with Different Volume Indexes and Systems and Methods for Same

#43

20100068083

2010-03-18

Compressor and electric motor combination

#44

20090185929

2009-07-23

Mounting base and scroll compressor incorporating same

#45

20090151389

2009-06-18

Motor driven compressor

#46

20090148309

2009-06-11

Variable displacement pump having a rotating cam ring

#47

20090110578

2009-04-30

Progressing cavity pump with split stator

#48

20080292484

2008-11-27

Compressor and device for reducing vibration therefor

#49

20060269423

2006-11-30

Variable displacement pump having a rotating cam ring

#50

20050053486

2005-03-10

Offset mounting foot

#51

18584133

2025-04-08

Compressor assemblies including lower covers having mounting feet skirts configured for increasing mounting feet stiffness and resistance to crack formation