B41J2/1621 - CPC Classification Index

ClassID:

57355 ⎘

B41J2/1621 - 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; Nozzles; Production of nozzles manufacturing processes

Sub-classes:

B41J2/1623 » {bonding and adhesion} 2,5K
B41J2/1625 » {electroforming} 115
B41J2/1626 » {etching} 1,3K
B41J2/1631 » {photolithography} 2,4K
B41J2/1632 » {machining} 1,5K
B41J2/1635 » {dividing the wafer into individual chips} 1,0K
B41J2/1637 » {molding} 920
B41J2/164 » {thin film formation} 266

Recent Application in this class:

20250289224

2025-09-18

LASER TREATMENT OF PRINTHEAD SURFACES

20240190130

2024-06-13

HEAD CHIP, LIQUID JET HEAD, LIQUID JET RECORDING DEVICE,AND METHOD OF MANUFACTURING HEAD CHIP

20230311493

2023-10-05

METHOD FOR MANUFACTURING ELEMENT SUBSTRATE, ELEMENT SUBSTRATE, AND LIQUID EJECTION HEAD

20230120427

2023-04-20

Head chip, liquid jet head, liquid jet recording device, and method of manufacturing head chip

20230068426

2023-03-02

Unit for supplying substrate treating liquid and apparatus for treating substrate including the same

20230068295

2023-03-02

Substrate processing apparatus and the method thereof

20230001703

2023-01-05

Liquid ejection head and method of manufacturing liquid ejection head

20220032623

2022-02-03

Thin film manufacturing method and method of manufacturing substrate

20210197566

2021-07-01

Liquid ejection head and manufacturing method of liquid ejection head

#10

20210031513

2021-02-04

Element substrate, liquid ejection head, and method of manufacturing element substrate

#11

20200298565

2020-09-24

Ink jet head and ink jet printer

#12

20200147968

2020-05-14

Head chip, liquid jet head and liquid jet recording device

#13

20200147967

2020-05-14

Liquid jet head chip, liquid jet head, liquid jet recording device, and method of forming liquid jet head chip

#14

20190061350

2019-02-28

Head chip, liquid jet head and liquid jet recording device

#15

20180093882

2018-04-05

MEMS device, liquid ejecting head, liquid ejecting apparatus, method for manufacturing MEMS device

#16

20180065371

2018-03-08

Manufacturing method for a fluid-ejection device, and fluid-ejection device

#17

20170348971

2017-12-07

Method for manufacturing a printing bar unit for a printing system, and a printing bar unit

#18

20170326880

2017-11-16

Method of producing structure and method of producing liquid discharge head

#19

20170305159

2017-10-26

Method of forming piezo driver electrodes

#20

20170182778

2017-06-29

Manufacturing method for a fluid-ejection device, and fluid-ejection device

#21

20160159091

2016-06-09

Method of manufacturing ink jet printheads including electrostatic actuators

#22

20150367644

2015-12-24

Liquid ejecting head and manufacturing method of liquid ejecting head

#23

20150352842

2015-12-10

Liquid jet head and liquid jet apparatus

#24

20150273833

2015-10-01

Active cliche for large-area printing, manufacturing method of the same, and printing method using the same

#25

20140340450

2014-11-20

Ink jet printhead device with compressive stressed dielectric layer

#26

20140300668

2014-10-09

Inkjet printhead incorporating oleophobic membrane

#27

20140231542

2014-08-21

Manufacturing method of liquid ejection head

#28

20140146116

2014-05-29

Pulsating heat pipe spreader for ink jet printer

#29

20140132672

2014-05-15

Liquid discharge head and method of manufacturing the same

#30

20140118440

2014-05-01

Liquid jet head, liquid jet apparatus, and method of manufacturing liquid jet head

#31

20140092177

2014-04-03

Liquid jetting apparatus, connecting structure of substrate, and method for manufacturing liquid jetting apparatus

#32

20140085381

2014-03-27

Inkjet head

#33

20140063131

2014-03-06

Ink jet head and image forming apparatus

#34

20140063130

2014-03-06

Ink jet head and image forming apparatus

#35

20140063129

2014-03-06

Liquid jetting apparatus, piezoelectric actuator, and method for producing the liquid jetting apparatus

#36

20140063125

2014-03-06

Liquid jetting apparatus, actuator device, and method for producing liquid jetting apparatus

#37

20140063124

2014-03-06

Active cliche for large-area printing, manufacturing method of the same, and printing method using the same

#38

20140063095

2014-03-06

INK JET HEAD

#39

20140043396

2014-02-13

Printhead die

#40

20140035999

2014-02-06

Liquid ejection head and method for manufacturing liquid ejection head

#41

20130342613

2013-12-26

Liquid ejection head and method of manufacturing the same

#42

20130340220

2013-12-26

INK-JET HEAD AND METHOD OF MANUFACTURING THE SAME

#43

20130335484

2013-12-19

Laser welded bonding pads for piezoelectric print heads

#44

20130307907

2013-11-21

Thermal printhead and method of manufacturing the same

#45

20130305533

2013-11-21

Liquid discharge head and method for manufacturing the same

#46

20130286098

2013-10-31

LIQUID DISCHARGE HEAD AND METHOD OF MANUFACTURING THE SAME

#47

20130215186

2013-08-22

Ultrasonic laminating of materials for ink jet printheads

#48

20130208055

2013-08-15

Inkjet head and methods of manufacturing the inkjet head

#49

20130201255

2013-08-08

Manifold assembly for fluid-ejection device

#50

20130155150

2013-06-20

Liquid ejection head and process for producing the same

#51

20130152391

2013-06-20

Manufacturing method of liquid discharge head

#52

20130135394

2013-05-30

Inkjet recording head and method of manufacturing inkjet recording head

#53

20120273594

2012-11-01

Method for fabricating fluid ejection device

#54

20120164337

2012-06-28

Method of manufacturing liquid ejection head having protective layer containing a noble metal

#55

20120098897

2012-04-26

Ink-jet head and method of manufacturing the same

#56

20110310163

2011-12-22

Liquid discharge head and method for manufacturing the same

#57

20100099047

2010-04-22

MANUFACTURE OF DROP DISPENSE APPARATUS

#58

20100077609

2010-04-01

Buried traces for sealed electrostatic membrane actuators or sensors

#59

20090315956

2009-12-24

Liquid ejection head having protective layer containing a noble metal

#60

20090139087

2009-06-04

Method of manufacturing actuators, a method of measuring a thickness of an active layer of an actuator, a method of manufacturing a recording head, and a recording device

#61

20090115818

2009-05-07

Droplet ejection head and droplet ejection apparatus

#62

20090015102

2009-01-15

METHOD OF POLING PIEZOELECTRIC ACTUATOR