ClassID:

83983

B81C1/00539 - CPC Classification

Classification description:

Manufacture or treatment of devices or systems in or on a substrate; Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate; Etching material Wet etching

Recent Application in this class:
#1
20260002912
2026-01-01

METHOD FOR FABRICATING AN ENCLOSURE OF A PHOTOACOUSTIC DETECTING DEVICE

#2
20250334448
2025-10-30

PRODUCTION METHOD FOR FABRY-PEROT INTERFERENCE FILTER

#3
20250296875
2025-09-25

Systems, Devices, and/or Methods for Images

#4
20250296834
2025-09-25

MICROELECTROMECHANICAL SYSTEMS DEVICE AND METHOD FOR FORMING THE SAME

#5
20250091861
2025-03-20

LASER MICROMACHINING OF MEMS RESONATORS FROM BULK OPTICALLY TRANSPARENT MATERIAL

#6
20250053083
2025-02-13

MANUFACTURE OF SURFACE RELIEF STRUCTURES

#7
20250042726
2025-02-06

A METHOD OF FABRICATING NANOPORES

#8
20240420946
2024-12-19

METHOD FOR WAFER TREATMENT

#9
20240208806
2024-06-27

SEMICONDUCTOR CHIP WITH EMBEDDED MICROFLUIDIC CHANNELS AND METHOD OF FABRICATING THE SAME

#10
20240116805
2024-04-11

METHOD FOR PROCESSING GLASS BY ALKALINE ETCHING

#11
20240034668
2024-02-01

Systems, Devices, and/or Methods for Images

#12
20230245996
2023-08-03

PROCESSES AND APPLICATIONS FOR CATALYST INFLUENCED CHEMICAL ETCHING

#13
20220389314
2022-12-08

Compositions and methods for selectively etching silicon nitride films

#14
20220349084
2022-11-03

Three-dimensional semiconductor fabrication

#15
20220342297
2022-10-27

Manufacture of surface relief structures

#16
20220315418
2022-10-06

METHOD FOR TRANSFERRING MICROSTRUCTURES, AND METHOD FOR MOUNTING MICROSTRUCTURES

#17
20220112123
2022-04-14

Method for processing glass by alkaline etching

#18
20220064057
2022-03-03

Systems, Devices, and/or Methods for Images

#19
20210380404
2021-12-09

MEMS device, manufacturing method of the same, and integrated MEMS module using the same

#20
20210358644
2021-11-18

Semiconductor ICF target processing

#21
20210354982
2021-11-18

Method for Fabrication of a Suspended Elongated Structure by Etching or Dissolution Through Openings in a Layer

#22
20210323814
2021-10-21

Method and apparatus for manufacturing microfluidic chip with femtosecond plasma grating

#23
20210299658
2021-09-30

Device and method for direct printing of microfluidic chip based on large-format array femtosecond laser

#24
20210296567
2021-09-23

Manufacturing method of micro fluid actuator

#25
20210254224
2021-08-19

Etching composition, a method of etching a metal barrier layer and a metal layer using the same, and method of manufacturing semiconductor device using the same

#26
20210238030
2021-08-05

Support structure for MEMS device with particle filter

#27
20210131870
2021-05-06

PRODUCTION METHOD FOR FABRY-PEROT INTERFERENCE FILTER

#28
20210104410
2021-04-08

Three-dimensional semiconductor fabrication

#29
20210047176
2021-02-18

Support structure for MEMS device with particle filter

#30
20200413545
2020-12-31

Method of manufacturing wiring board

#31
20200411317
2020-12-31

INTEGRATED CIRCUIT PACKAGE ASSEMBLIES WITH HIGH-ASPECT RATIO METALLIZATION FEATURES

#32
20200385262
2020-12-10

Method for manufacturing a plurality of resonators

#33
20200343404
2020-10-29

Method of texturing semiconductor substrate, semiconductor substrate manufactured using the method, and solar cell including the semiconductor substrate

#34
20200249380
2020-08-06

Wafer level method for manufacturing integrated infrared (IR) emitter elements having an optical IR filter placed on the main surface region of the carrier substrate on which the IR emitter is formed

#35
20200207613
2020-07-02

Complementary metal-oxide-semiconductor (CMOS) micro electro-mechanical (MEMS) microphone and method for fabricating the same

#36
20200199780
2020-06-25

Single crystalline diamond part production method for stand alone single crystalline mechanical and optical component production

#37
20200189028
2020-06-18

Method for fabricating microfluidic devices in fused silica by picosecond laser irradiation

#38
20200115227
2020-04-16

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

#39
20190382264
2019-12-19

Fabrication process for a symmetrical MEMS accelerometer

#40
20190375674
2019-12-12

Systems, devices, and/or methods for images

#41
20190267149
2019-08-29

Method for producing a microstructure component, microstructure component and x-ray device

#42
20190263655
2019-08-29

Vertically stacked nanofluidic channel array

#43
20190210867
2019-07-11

Ultrasonic transducer and method for manufacturing the same, display substrate and method for manufacturing the same

#44
20190204150
2019-07-04

Fabry-Perot interference filter having layer with thinned edge portion and production method for Fabry-Perot interference filter

#45
20190200608
2019-07-04

Nanostructures fabricated by metal asisted chemical etching for antibactertial applications

#46
20190071306
2019-03-07

Hermetically sealed molecular spectroscopy cell

#47
20190056344
2019-02-21

Nanopatterned biosensor electrode for enhanced sensor signal and sensitivity

#48
20180373021
2018-12-27

Production method for fabry-perot interference filter

#49
20180346323
2018-12-06

Release chemical protection for integrated complementary metal-oxide-semiconductor (CMOS) and micro-electro-mechanical (MEMS) devices

#50
20180301344
2018-10-18

Spectrally and temporally engineered processing using photoelectrochemistry

#51
20180297835
2018-10-18

Method for protecting a MEMS unit against infrared investigations and MEMS unit

#52
20170371148
2017-12-28

Membrane structures for microelectromechanical pixel and display devices and systems, and methods for forming membrane structures and related devices

#53
20170365507
2017-12-21

Field emission devices and methods of making thereof

#54
20170362080
2017-12-21

Method for producing a rolled-up electrical or electronic component

#55
20170336437
2017-11-23

Fabrication process for a symmetrical MEMS accelerometer

#56
20170231097
2017-08-10

Desmear module of a horizontal process line and a method for separation method and removal of desmear particles from such a desmear module

#57
20170174848
2017-06-22

Nanostructures fabricated by metal assisted chemical etching for antibacterial applications

#58
20170096329
2017-04-06

Microelectronic interconnect element with decreased conductor spacing

#59
20170068215
2017-03-09

Method for manufacturing a micromechanical timepiece part and said micromechanical timepiece part

#60
20170028418
2017-02-02

Systems and methods for metering a dose volume of fluid used to treat microelectronic substrates

#61
20170022050
2017-01-26

Hermetic encapsulation for microelectromechanical systems (MEMS) devices

#62
20170015547
2017-01-19

Release chemical protection for integrated complementary metal-oxide-semiconductor (CMOS) and micro-electro-mechanical (MEMS) devices

#63
20160346714
2016-12-01

Island etched filter passages

#64
20160332871
2016-11-17

Process for manufacturing a microelectromechanical interaction system for a storage medium

#65
20160322559
2016-11-03

MEMS-BASED CANTILEVER ENERGY HARVESTER

#66
20160304340
2016-10-20

Method for fabricating suspended MEMS structures

#67
20160244885
2016-08-25

Nonparallel island etching

#68
20160244579
2016-08-25

Microdevices and methods of manufacture

#69
20160185595
2016-06-30

Aqueous formulations for removing metal hard mask and post-etch residue with Cu/W compatibility

#70
20160118265
2016-04-28

Spectrally and temporally engineered processing using photoelectrochemistry

#71
20160112807
2016-04-21

MEMS microphone structure and method of manufacturing the same

#72
20160068388
2016-03-10

Release chemical protection for integrated complementary metal-oxide-semiconductor (CMOS) and micro-electro-mechanical (MEMS) devices

#73
20160060097
2016-03-03

Semiconductor structures and fabrication methods thereof

#74
20160039668
2016-02-11

APPARATUS AND METHOD TO FABRICATE MEMS DEVCE

#75
20160013068
2016-01-14

Process for silicon nitride removal selective to SiGe

#76
20150362722
2015-12-17

Membrane structures for microelectromechanical pixel and display devices and systems, and methods for forming membrane structures and related devices

#77
20150353351
2015-12-10

Compact fluid analysis device and method to fabricate

#78
20150344301
2015-12-03

Electronic part, electronic apparatus, and moving object

#79
20150344300
2015-12-03

Method for manufacturing a composite compensating balance spring

#80
20150340241
2015-11-26

Silicon etching liquid, silicon etching method, and microelectromechanical element

#81
20150313016
2015-10-29

Package, electronic device, method of manufacturing electronic device, electronic apparatus, and mobile body

#82
20150291415
2015-10-15

Hermetic encapsulation for microelectromechanical systems (MEMS) devices

#83
20150251902
2015-09-10

MEMS device chip manufacturing method

#84
20150203345
2015-07-23

Polymer anchored microelectromechanical system (MEMS) cantilever and method of fabricating the same

#85
20150093816
2015-04-02

Compact fluid analysis device and method to fabricate

#86
20150087146
2015-03-26

Microelectronic interconnect element with decreased conductor spacing

#87
20150061455
2015-03-05

Vibration device including support portion

#88
20150054097
2015-02-26

Method for manufacturing a MEMS device and MEMS device

#89
20150031161
2015-01-29

Inertial sensor and method of manufacturing the same

#90
20140357006
2014-12-04

Method for making a suspended part of a microelectronic and/or nanoelectronic structure in a monolithic part of a substrate

#91
20140342557
2014-11-20

Method for etching a complex pattern

#92
20140329389
2014-11-06

Bulk nano-ribbon and/or nano-porous structures for thermoelectric devices and methods for making the same

#93
20140326697
2014-11-06

Conductive transparent film and method for making same

#94
20140322918
2014-10-30

MICRO-POSTS HAVING IMPROVED UNIFORMITY AND A METHOD OF MANUFACTURE THEREOF

#95
20140322894
2014-10-30

Method for handling a thin substrate and for substrate capping

#96
20140299271
2014-10-09

Tunable Polish Rates By Varying Dissolved Oxygen Content

#97
20140273470
2014-09-18

Stress-controlled formation of tin hard mask

#98
20140264475
2014-09-18

MEMS device structure with a capping structure

#99
20140248781
2014-09-04

Semi-aqueous polymer removal compositions with enhanced compatibility to copper, tungsten, and porous low-K dielectrics

#100
20140166612
2014-06-19

ANALYTE SENSOR AND FABRICATION METHODS

#101
20140139937
2014-05-22

Micro-electro-mechanical system based focusing device and manufacturing method thereof

#102
20140087509
2014-03-27

MEMs-based cantilever energy harvester

#103
20140076843
2014-03-20

Method of fabricating In-Plane Switching (IPS) screen electrode

#104
20140054260
2014-02-27

Selectively etching of a polymer matrix on pet

#105
20140044937
2014-02-13

Microdevices and methods of manufacture

#106
20140038420
2014-02-06

Composition and process for selectively etching metal nitrides

#107
20140028192
2014-01-30

Field emission devices and methods of making thereof

#108
20130341299
2013-12-26

Method of making a microelectronic interconnect element with decreased conductor spacing

#109
20130267048
2013-10-10

Structure and method for placement, sizing and shaping of dummy structures

#110
20130203262
2013-08-08

Process for silicon nitride removal selective to SiGe

#111
20130187130
2013-07-25

Bulk nano-ribbon and/or nano-porous structures for thermoelectric devices and methods for making the same

#112
20130052797
2013-02-28

Method for handling a thin substrate and for substrate capping

#113
20120241087
2012-09-27

Catalyst-aided chemical processing method

#114
20120080361
2012-04-05

Particulate nanosorting stack

#115
20110294404
2011-12-01

Tunable polish rates by varying dissolved oxygen content

#116
20110290022
2011-12-01

Inertial sensor and method of manufacturing the same

#117
20110267698
2011-11-03

Anti-glare surface treatment method and articles thereof

#118
20110133304
2011-06-09

Structure and Method for Placement, Sizing and Shaping of Dummy Structures

#119
20110014794
2011-01-20

Device made of single-crystal silicon

#120
20100273381
2010-10-28

CATALYST-AIDED CHEMICAL PROCESSING METHOD

#121
20100248495
2010-09-30

Silicon etching liquid and etching method

#122
20100248449
2010-09-30

Methods and systems for metal-assisted chemical etching of substrates

#123
20100200538
2010-08-12

Analyte sensor and fabrication methods

#124
20100050692
2010-03-04

Laser patterning of glass bodies

#125
20100009554
2010-01-14

Microelectronic interconnect element with decreased conductor spacing

#126
20100003460
2010-01-07

Micro-posts having improved uniformity and a method of manufacture thereof

#127
20090180647
2009-07-16

Microphone with backside cavity that impedes bubble formation

#128
20090124027
2009-05-14

Structure and method for placement, sizing and shaping of dummy structures

#129
20090008749
2009-01-08

Device made of single-crystal silicon

#130
20080164576
2008-07-10

Process for manufacturing a microelectromechanical interaction system for a storage medium

#131
20080041815
2008-02-21

Spin-on protective coatings for wet-etch processing of microelectronic substrates

#132
20070238275
2007-10-11

Catalyst-aided chemical processing method

#133
20070231540
2007-10-04

Anisotropic wet etching of silicon

#134
20060240181
2006-10-26

Spin-on protective coatings for wet-etch processing of microelectronic substrates

#135
20060216905
2006-09-28

Structure and method for placement, sizing and shaping of dummy structures

#136
20060191868
2006-08-31

Concept for the wet-chemical removal of a sacrificial material in a material structure

#137
20060172522
2006-08-03

Method of fine patterning a metal layer

#138
20050181392
2005-08-18

Integrated chemical microreactor with large area channels and manufacturing process thereof

#139
20050158538
2005-07-21

Spin-on protective coatings for wet-etch processing of microelectronic substrates

#140
20050064634
2005-03-24

Structure and method for placement, sizing and shaping of dummy structures

#141
18372687
2024-04-23

Bipolar transistor type MEMS pressure sensor and preparation method thereof

#142
17161705
2022-05-17

Method for forming MEMS cavity structure

#143
16244501
2023-01-10

Enhanced microfabrication using electrochemical techniques

#144
15144735
2016-11-15

Etching technique for microfabrication substrates