ClassID:

57422

B41J2/20 - CPC Classification

Classification description:

Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material; Ink jet characterised by ink handling for preventing or detecting contamination of compounds

Recent Application in this class:
#1
20260138377
2026-05-21

SYSTEM

#2
20260138376
2026-05-21

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

#3
20260131572
2026-05-14

LIQUID EJECTION HEAD AND METHOD OF MANUFACTURING LIQUID EJECTION HEAD

#4
20260124838
2026-05-07

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE APPARATUS

#5
20260116088
2026-04-30

INKJET PRINTING DEVICE

#6
20260116084
2026-04-30

LIQUID SUPPLY APPARATUS AND SYSTEM

#7
20260116083
2026-04-30

RECORDING APPARATUS AND CONTROL METHOD

#8
20260116082
2026-04-30

STIRRING APPARATUS

#9
20260116081
2026-04-30

LIQUID SUPPLY APPARATUS, SYSTEM, CONTROL METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

#10
20260116077
2026-04-30

LIQUID SUPPLY APPARATUS AND CONTROL METHOD THEREOF

#11
20260102999
2026-04-16

PRINTING DEVICE AND MAINTENANCE METHOD

#12
20260098165
2026-04-09

INK, INK SET, AND INKJET RECORDING APPARATUS

#13
20260097589
2026-04-09

CONTAINER INCLUDING CONTAINER BODY HAVING LIQUID SUPPLY OPENING POSITIONED BELOW COVER

#14
20260091593
2026-04-02

LIQUID EJECTION APPARATUS, LIQUID EJECTION HEAD, LIQUID EJECTION HEAD CONTROL DEVICE, AND LIQUID EJECTION HEAD CONTROLLING METHOD

#15
20260091592
2026-04-02

HEATER CONTROL DEVICE, INK SUPPLY DEVICE, IMAGE FORMING SYSTEM, AND HEATER CONTROL METHOD

#16
20260091575
2026-04-02

Liquid Ejecting Head And Liquid Ejecting Apparatus

#17
20260084433
2026-03-26

PRINTING ELEMENT SUBSTRATE, LIQUID EJECTION HEAD, AND LIQUID EJECTION APPARATUS

#18
20260077600
2026-03-19

LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS

#19
20260077599
2026-03-19

DRAWING MACHINE

#20
20260077592
2026-03-19

LIQUID DISCHARGE HEAD, LIQUID DISCHARGE APPARATUS, AND LIQUID DISCHARGE METHOD

#21
20260070344
2026-03-12

LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, AND DRIVING METHOD FOR LIQUID EJECTION HEAD

#22
20260061755
2026-03-05

Inkjet Recording Device

#23
20260056110
2026-02-26

Method and Device for Determining the State of the Filter Unit of an Ink Supply System

#24
20250381782
2025-12-18

DROPLET EJECTION APPARATUS, DROPLET EJECTION APPARATUS CONTAMINATION SUPPRESSING METHOD, AND STORAGE MEDIUM

#25
20250375968
2025-12-11

LIQUID STORAGE APPARATUS, CONTROL METHOD, AND SYSTEM

#26
20250353311
2025-11-20

MANIFOLD FOR AN INKJET PRINTER

#27
20250332843
2025-10-30

LIQUID STIRRING APPARATUS, SYSTEM, AND CONTROL METHOD

#28
20250303734
2025-10-02

LIQUID EJECTION APPARATUS

#29
20250289236
2025-09-18

INKJET RECORDING APPARATUS

#30
20250282146
2025-09-11

RECORDING APPARATUS AND METHOD OF CONTROLLING THE SAME

#31
20240100850
2024-03-28

Liquid consuming apparatus including liquid tank with rotatable cover

#32
20230347655
2023-11-02

CONTAINER INCLUDING CONTAINER BODY HAVING LIQUID SUPPLY OPENING POSITIONED BELOW COVER

#33
20230064366
2023-03-02

ELECTRONIC APPARATUS THAT ANNOUNCES NECESSITY TO PREPARE FOR RESTORATION OF DRIVE ROLLER, BEFORE RESTRICTING ROTATION THEREOF, AND IMAGE FORMING APPARATUS

#34
20220410582
2022-12-29

Liquid consuming apparatus including liquid tank with rotatable cover

#35
20210078335
2021-03-18

Liquid consuming apparatus including liquid tank with rotatable cover

#36
20200223225
2020-07-16

Fluid ejection device

#37
20200094574
2020-03-26

Inkjet printer and maintenance method

#38
20200079098
2020-03-12

Liquid consuming apparatus including liquid tank with rotatable cover

#39
20200047509
2020-02-13

Inkjet recording apparatus with cover and method therefor including inquiry and notification features

#40
20190389204
2019-12-26

Inkjet recording apparatus

#41
20190375207
2019-12-12

Fluid ejection fire pulses

#42
20190240988
2019-08-08

METHOD FOR OPERATING A PRINTING DEVICE AND PRINTING DEVICE

#43
20190202206
2019-07-04

Fluid ejection device and particle detector

#44
20190003985
2019-01-03

Printing result inspection apparatus and method

#45
20180361753
2018-12-20

Device for measuring overflow from a gutter of a print head of an ink jet printer

#46
20180272735
2018-09-27

INK CIRCULATION APPARATUS

#47
20180147856
2018-05-31

INKJET RECORDING APPARATUS

#48
20180134044
2018-05-17

Solvent or ink container plug

#49
20180126738
2018-05-10

Liquid ejecting apparatus

#50
20180072065
2018-03-15

Liquid consuming apparatus including liquid tank with rotatable cover

#51
20180056685
2018-03-01

Ink jet printer

#52
20180009228
2018-01-11

Liquid ejection head manufacture method and liquid ejection head

#53
20170129251
2017-05-11

Inkjet recording apparatus with cover and method therefor including inquiry and notification features

#54
20170028737
2017-02-02

Liquid consuming apparatus including liquid tank with rotatable cover

#55
20160375696
2016-12-29

Maintenance aid device of a hydraulic circuit

#56
20160368273
2016-12-22

LIQUID DROPLET EJECTING APPARATUS THAT REDUCES FLUCTUATION OF LIQUID PRESSURE DURING LIQUID EJECTION

#57
20160288522
2016-10-06

Method and device for maintenance and protection of a hydraulic connection

#58
20160200111
2016-07-14

Recording apparatus

#59
20160160161
2016-06-09

Cleaning filling liquid, cartridge, cleaning filling method, and inkjet recording device

#60
20160091820
2016-03-31

Liquid consuming apparatus including liquid tank with rotatable cover

#61
20150367649
2015-12-24

Flow path member, liquid ejecting head, and liquid ejecting apparatus

#62
20150283816
2015-10-08

Recording apparatus

#63
20150273847
2015-10-01

Liquid jetting apparatus

#64
20150258806
2015-09-17

Liquid ejection device

#65
20150124028
2015-05-07

Recording apparatus

#66
20150097900
2015-04-09

Liquid ejection device and liquid leakage suppression method

#67
20150077487
2015-03-19

Liquid containing vessel

#68
20140104349
2014-04-17

Recording apparatus

#69
20140028753
2014-01-30

Ink jet recording device, waste ink tray, and waste ink collecting method using waste ink tray

#70
20130342619
2013-12-26

Object separator for ink jet printer applications

#71
20130162736
2013-06-27

Object separator for ink jet printer applications

#72
20130155130
2013-06-20

Particle removal device for ink jet printer

#73
20130147887
2013-06-13

Liquid discharge head and image forming apparatus

#74
20120218332
2012-08-30

LIQUID EJECTING APPARATUS

#75
20120162309
2012-06-28

Particle removal device for ink jet printer

#76
20120062640
2012-03-15

Inkjet recording device

#77
20120026221
2012-02-02

Liquid ejection apparatus

#78
20120026220
2012-02-02

Liquid ejection apparatus

#79
20120026219
2012-02-02

Liquid ejection apparatus and liquid ejection method

#80
20110310141
2011-12-22

Printing apparatus and ink supply method thereof

#81
20110115845
2011-05-19

INK JET PRINT HEAD WITH AUTOMATED CLEANING AT THE START OF PRINTING

#82
20090256878
2009-10-15

PRINTING SYSTEM, INKJET PRINTER AND METHOD FOR PRINTING

#83
20080111851
2008-05-15

Printing Mechanism with Ink Spray Suction

#84
20080055378
2008-03-06

Fluid Supply Method and Apparatus

#85
20080018707
2008-01-24

Printing apparatus, ink mist collecting method, and printing method

#86
20060284944
2006-12-21

Ink container, inkjet printing head, and inkjet printing apparatus

#87
20060139399
2006-06-29

Ink recording apparatus

#88
20060092240
2006-05-04

Leak detection structure

#89
20050275679
2005-12-15

Removing gas from a printhead

#90
20050168520
2005-08-04

Removing gas from a printhead

#91
16178312
2019-12-24

Ink cartridge clean device

#92
15636012
2018-10-09

System and method for attenuating oxygen inhibition of ultraviolet ink curing on an image on a three-dimensional (3D) object during printing of the object

#93
15163249
2017-02-14

Inkjet printhead assembly with repositionable shutter