ClassID:

83982

B81C1/00531 - 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 Dry etching

Recent Application in this class:
#1
20260138869
2026-05-21

Method for singulating a wafer and suitable device

#2
20260015759
2026-01-15

METHODS OF FABRICATING POROUS SILICON STRUCTURES

#3
20250230037
2025-07-17

MICRO-ELECTRO-MECHANICAL SYSTEM PACKAGE AND FABRICATION METHOD THEREOF

#4
20250177712
2025-06-05

FABRICATION OF CARBON-CONTAINING NANONEEDLES

#5
20250146158
2025-05-08

METHODS OF FABRICATING POROUS SILICON STRUCTURES

#6
20250109013
2025-04-03

CANTILEVER-BASED OPTO-ELECTROMECHANICAL SYSTEMS AND FABRICATION METHODS

#7
20250109012
2025-04-03

MEMS STRUCTURES WITH GAPS

#8
20240420946
2024-12-19

METHOD FOR WAFER TREATMENT

#9
20240337618
2024-10-10

FLUID SENSOR SYSTEM

#10
20240304453
2024-09-12

ETCHING METHOD

#11
20240239649
2024-07-18

METHOD OF MANUFACTURING A MICROSTRUCTURE

#12
20230136105
2023-05-04

VERTICAL MECHANICAL STOPS TO PREVENT LARGE OUT-OF-PLANE DISPLACEMENTS OF A MICRO-MIRROR AND METHODS OF MANUFACTURE

#13
20220365019
2022-11-17

Fluid sensor system

#14
20220344167
2022-10-27

Etching method

#15
20220267144
2022-08-25

Method for preparing micro-cavity array surface product with inclined smooth bottom surface based on air molding method

#16
20220107302
2022-04-07

Calcite channel structures with heterogeneous wettability

#17
20220040463
2022-02-10

Silicon carbide nanoneedles and fabrication thereof

#18
20210380404
2021-12-09

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

#19
20210358644
2021-11-18

Semiconductor ICF target processing

#20
20210331915
2021-10-28

Segmented pedestal for mounting device on chip

#21
20210323814
2021-10-21

Method and apparatus for manufacturing microfluidic chip with femtosecond plasma grating

#22
20210296567
2021-09-23

Manufacturing method of micro fluid actuator

#23
20210229978
2021-07-29

Semiconductor device and method of manufacturing thereof

#24
20210215658
2021-07-15

Calcite channel structures with heterogeneous wettability

#25
20210214216
2021-07-15

Method for manufacturing an etch stop layer and MEMS sensor comprising an etch stop layer

#26
20210210308
2021-07-08

Method and device for a carrier proximity mask

#27
20210198096
2021-07-01

ENHANCED CONTROL OF SHUTTLE MASS MOTION IN MEMS DEVICES

#28
20210130168
2021-05-06

Method for manufacturing a substrate having a region mechanically decoupled from a support, method for manufacturing at least one spring, and a substrate

#29
20210122626
2021-04-29

MEMS microphone and method of manufacture

#30
20210090858
2021-03-25

Method and device for a carrier proximity mask

#31
20210020404
2021-01-21

Methods for tuning plasma potential using variable mode plasma chamber

#32
20200407213
2020-12-31

Silicon carbide structure, device, and method

#33
20200385262
2020-12-10

Method for manufacturing a plurality of resonators

#34
20200369515
2020-11-26

Segmented pedestal for mounting device on chip

#35
20200369512
2020-11-26

Method of manufacturing a microelectromechanical systems (MEMS) device

#36
20200369511
2020-11-26

Sidewall stopper for MEMS device

#37
20200350889
2020-11-05

METHOD AND STRUCTURE TO REDUCE IMPACT OF EXTERNAL STRESS AND AGING OF A BAW RESONATOR

#38
20200346921
2020-11-05

Interposer substrate, MEMS device and corresponding manufacturing method

#39
20200316645
2020-10-08

Atomic layer etching on microdevices and nanodevices

#40
20200207613
2020-07-02

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

#41
20200199780
2020-06-25

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

#42
20200198291
2020-06-25

Superhydrophobic and superoleophobic nanosurfaces

#43
20200140265
2020-05-07

Fence structure to prevent stiction in a MEMS motion sensor

#44
20200140263
2020-05-07

Reduced MEMS cavity gap

#45
20200123005
2020-04-23

Method for producing hollow structure and hollow structure

#46
20200115227
2020-04-16

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

#47
20200102209
2020-04-02

Sidewall stopper for MEMS device

#48
20200098583
2020-03-26

Method of fabricating semiconductor structure

#49
20200098577
2020-03-26

Methods for multiple-patterning nanosphere lithography for fabrication of periodic three-dimensional hierarchical nanostructures

#50
20200081160
2020-03-12

Method for producing a reflection-reducing layer system

#51
20190393021
2019-12-26

Plasma processing apparatus and plasma processing method

#52
20190382264
2019-12-19

Fabrication process for a symmetrical MEMS accelerometer

#53
20190337799
2019-11-07

Method for processing conductive structure

#54
20190333773
2019-10-31

Method of etching microelectronic mechanical system features in a silicon wafer

#55
20190315622
2019-10-17

Semiconductor device having silicon layer with trench

#56
20190287810
2019-09-19

Method of etching microelectronic mechanical system features in a silicon wafer

#57
20190263655
2019-08-29

Vertically stacked nanofluidic channel array

#58
20190210867
2019-07-11

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

#59
20190148161
2019-05-16

Method of fabricating semiconductor structure

#60
20190084829
2019-03-21

PATTERN FORMATION METHOD AND PATTERN FORMATION MATERIAL

#61
20190062153
2019-02-28

Fence structure to prevent stiction in a MEMS motion sensor

#62
20190056344
2019-02-21

Nanopatterned biosensor electrode for enhanced sensor signal and sensitivity

#63
20190002276
2019-01-03

Impact element for a sensor device and a manufacturing method

#64
20180362334
2018-12-20

Microneedles

#65
20180354780
2018-12-13

Enhanced control of shuttle mass motion in MEMS devices

#66
20180346323
2018-12-06

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

#67
20180297321
2018-10-18

Superhydrophobic and superoleophobic nanosurfaces

#68
20180244513
2018-08-30

SILICON CARBIDE STRUCTURE, DEVICE, AND METHOD

#69
20180201503
2018-07-19

Micro-electro-mechanical system (MEMS) structures and design structures

#70
20180201502
2018-07-19

Micro-electro-mechanical system (MEMS) structures and design structures

#71
20180179052
2018-06-28

Micro-electro-mechanical system (MEMS) structures and design structures

#72
20180106247
2018-04-19

Method of determining output flow rate of gas output by flow rate controller of substrate processing apparatus

#73
20180044166
2018-02-15

MEMS sensor, especially pressure sensor, for metrological registering of a measured variable

#74
20170365507
2017-12-21

Field emission devices and methods of making thereof

#75
20170362082
2017-12-21

Microstructure processing method and microstructure processing apparatus

#76
20170336437
2017-11-23

Fabrication process for a symmetrical MEMS accelerometer

#77
20170213700
2017-07-27

Plasma treatment method to meet line edge roughness and other integration objectives

#78
20170167878
2017-06-15

MEMS anti-phase vibratory gyroscope

#79
20170150277
2017-05-25

MEMS microphone having improved sensitivity and method for the production thereof

#80
20170058071
2017-03-02

Block copolymer

#81
20170015547
2017-01-19

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

#82
20170008992
2017-01-12

Block copolymer

#83
20160311960
2016-10-27

Block copolymer

#84
20160311959
2016-10-27

Block copolymer

#85
20160311958
2016-10-27

Block copolymer

#86
20160304656
2016-10-20

Block copolymer

#87
20160304655
2016-10-20

Block copolymer

#88
20160304654
2016-10-20

Block copolymer

#89
20160304653
2016-10-20

Monomer and block copolymer

#90
20160280835
2016-09-29

Block copolymer

#91
20160280832
2016-09-29

Block copolymer

#92
20160264410
2016-09-15

Micro-electro-mechanical system (MEMS) structures and design structures

#93
20160264406
2016-09-15

Micro-electro-mechanical system (MEMS) structures and design structures

#94
20160264405
2016-09-15

Micro-Electro-Mechanical System (MEMS) structures and design structures

#95
20160257559
2016-09-08

Method of fabricating MEMS devices using plasma etching and device therefor

#96
20160247665
2016-08-25

PROCESS AND SYSTEM FOR THE SUBMICRON STRUCTURING OF A SUBSTRATE SURFACE

#97
20160244579
2016-08-25

Microdevices and methods of manufacture

#98
20160176707
2016-06-23

Reducing MEMS stiction by increasing surface roughness

#99
20160133476
2016-05-12

Fabrication method of semiconductor piece

#100
20160086771
2016-03-24

Silicon dioxide-polysilicon multi-layered stack etching with plasma etch chamber employing non-corrosive etchants

#101
20160068388
2016-03-10

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

#102
20160064244
2016-03-03

Atomic layer etch process using an electron beam

#103
20160064231
2016-03-03

Fast atomic layer etch process using an electron beam

#104
20160052777
2016-02-25

MEMS structure with improved shielding and method

#105
20160039668
2016-02-11

APPARATUS AND METHOD TO FABRICATE MEMS DEVCE

#106
20160018636
2016-01-21

DISPLAY DEVICE AND MANUFACTURING METHOD OF SAME

#107
20160008849
2016-01-14

Ultrasonic transducer, method of producing same, and ultrasonic probe using same

#108
20150380363
2015-12-31

Methods and apparatus to reduce semiconductor wafer warpage in the presence of deep cavities

#109
20150368097
2015-12-24

Methods for producing a cavity within a semiconductor substrate

#110
20150368096
2015-12-24

MEMS pressure sensor and method of manufacturing the same

#111
20150368091
2015-12-24

MEMS devices utilizing a thick metal layer of an interconnect metal film stack

#112
20150368090
2015-12-24

Micro-electro-mechanical system (MEMS) structures and design structures

#113
20150367450
2015-12-24

Dicing method

#114
20150344300
2015-12-03

Method for manufacturing a composite compensating balance spring

#115
20150336794
2015-11-26

Method of manufacturing a MEMS structure and use of the method

#116
20150336793
2015-11-26

Method of manufacturing a MEMS structure

#117
20150311091
2015-10-29

Substrate etching method

#118
20150273733
2015-10-01

Superhydrophobic films

#119
20150260598
2015-09-17

Pressure difference sensor and method for its manufacture

#120
20150251902
2015-09-10

MEMS device chip manufacturing method

#121
20150214100
2015-07-30

Methods of forming a substrate opening

#122
20150203351
2015-07-23

Semiconductor device and fabrication method

#123
20150191350
2015-07-09

Method for the prevention of suspended silicon structure etching during reactive ion etching

#124
20150183631
2015-07-02

Semiconductor device having a micro-mechanical structure

#125
20150175409
2015-06-25

METHOD FOR FABRICATING MULTI-TRENCH STRUCTURE

#126
20150153563
2015-06-04

Wavelength tunable MEMS-Fabry Perot filter

#127
20150151962
2015-06-04

Method for manufacturing a micromechanical component

#128
20150140717
2015-05-21

Method for manufacturing a structured surface

#129
20150075283
2015-03-19

Capacitive acceleration sensor with a bending elastic beam and preparation method thereof

#130
20150059449
2015-03-05

New Lithographic Method

#131
20150053003
2015-02-26

Method and apparatus for fabricating electrostatic capacitance-type acceleration sensor and electrostatic capacitance-type acceleration sensor

#132
20150037974
2015-02-05

Method of patterning platinum layer

#133
20150031161
2015-01-29

Inertial sensor and method of manufacturing the same

#134
20150021745
2015-01-22

Reactive ion etching

#135
20140370715
2014-12-18

PLASMA PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS

#136
20140370638
2014-12-18

MEMS structure with improved shielding and method

#137
20140363975
2014-12-11

Substrate etching method and substrate processing device

#138
20140357006
2014-12-04

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

#139
20140342557
2014-11-20

Method for etching a complex pattern

#140
20140326697
2014-11-06

Conductive transparent film and method for making same

#141
20140322918
2014-10-30

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

#142
20140315320
2014-10-23

Control over ammonium fluoride levels in oxide etchant

#143
20140308771
2014-10-16

Method for forming micro-electro-mechanical system (MEMS) beam structure

#144
20140291779
2014-10-02

Semiconductor devices and methods for manufacturing semiconductor devices

#145
20140285060
2014-09-25

ELECTRICAL COMPONENT AND METHOD OF MANUFACTURING THE SAME

#146
20140283230
2014-09-18

Microprobe and microprobe manufacturing method

#147
20140238955
2014-08-28

Plasma processing with preionized and predissociated tuning gases and associated systems and methods

#148
20140225204
2014-08-14

ACOUSTIC SENSOR AND METHOD FOR MANUFACTURING SAME

#149
20140213062
2014-07-31

Silicon dioxide-polysilicon multi-layered stack etching with plasma etch chamber employing non-corrosive etchants

#150
20140139937
2014-05-22

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

#151
20140103497
2014-04-17

Production process for a micromechanical component and micromechanical component

#152
20140054265
2014-02-27

Method of forming fine pattern, and developer

#153
20140044937
2014-02-13

Microdevices and methods of manufacture

#154
20140028192
2014-01-30

Field emission devices and methods of making thereof

#155
20140014002
2014-01-16

High temperature thermal annealing process

#156
20140014001
2014-01-16

Thermal annealing process

#157
20140011013
2014-01-09

Superhydrophobic and superoleophobic nanosurfaces

#158
20140003746
2014-01-02

Nano/micro roller bearing having tolerance compensation function and method of manufacturing the same

#159
20130149499
2013-06-13

Magnetic devices and methods of manufacturing the same

#160
20120107556
2012-05-03

Superhydrophobic films

#161
20120080361
2012-04-05

Particulate nanosorting stack

#162
20110316383
2011-12-29

ULTRASONIC TRANSDUCER, METHOD OF PRODUCING SAME, AND ULTRASONIC PROBE USING SAME

#163
20110290022
2011-12-01

Inertial sensor and method of manufacturing the same

#164
20110147896
2011-06-23

Cluster jet processing method, semiconductor element, microelectromechanical element, and optical component

#165
20110117748
2011-05-19

Localized plasma processing

#166
20110097903
2011-04-28

Method, apparatus and program for manufacturing silicon structure

#167
20100308014
2010-12-09

Method and apparatus for etching

#168
20100267241
2010-10-21

Process for the production of microelectromechanical systems

#169
20100219155
2010-09-02

Equipment and methods for etching of MEMS

#170
20100203739
2010-08-12

Method for etching a layer on a silicon semiconductor substrate

#171
20100003460
2010-01-07

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

#172
20090260763
2009-10-22

Plasma processing with preionized and predissociated tuning gases and associated systems and methods

#173
20090218312
2009-09-03

METHOD AND SYSTEM FOR XENON FLUORIDE ETCHING WITH ENHANCED EFFICIENCY

#174
20090078674
2009-03-26

Reactive Ion Etching Process for Etching Metals

#175
20090011065
2009-01-08

Dry etching method, fine structure formation method, mold and mold fabrication method

#176
20080314871
2008-12-25

High resolution plasma etch

#177
20080254635
2008-10-16

Method for Accelerated Etching of Silicon

#178
20070259292
2007-11-08

Method for making a micro-fluid ejection device

#179
20070072428
2007-03-29

Method for manufacturing a micro-electro-mechanical structure

#180
20070004215
2007-01-04

Dry etching methods

#181
20070001267
2007-01-04

Methods of forming oxide masks with submicron openings and microstructures formed thereby

#182
20060289296
2006-12-28

Plasma processing method and high-rate plasma etching apparatus

#183
20060223329
2006-10-05

Vapor HF etch process mask and method

#184
20060189144
2006-08-24

Multiple layer etch stop and etching method

#185
20060065622
2006-03-30

Method and system for xenon fluoride etching with enhanced efficiency

#186
20060045987
2006-03-02

Localized plasma processing

#187
20060016784
2006-01-26

Etching with electrostatically attracted ions

#188
20050260782
2005-11-24

Conductive etch stop for etching a sacrificial layer

#189
20050205517
2005-09-22

Method for making a micro-fluid ejection device

#190
20050155951
2005-07-21

Dry etching method and photonic crystal device fabricated by use of the same

#191
20050059254
2005-03-17

Methods and apparatus of etch process control in fabrications of microstructures

#192
17951306
2025-03-25

Method of fabricating structured membranes

#193
17161705
2022-05-17

Method for forming MEMS cavity structure

#194
15291689
2017-04-25

Graphoepitaxy directed self assembly

#195
15144735
2016-11-15

Etching technique for microfabrication substrates

#196
14756652
2016-09-13

MEMS rotary fuze architecture for out-of-line applications

#197
14635197
2015-06-30

Microfabricated ultrasonic transducers and related apparatus and methods

#198
13561359
2016-09-27

Dopant selective reactive ion etching of silicon carbide