ClassID:

84143

B81C2201/115 - CPC Classification

Classification description:

Manufacture or treatment of microstructural devices or systems; Treatments for avoiding stiction of elastic or moving parts of MEMS Roughening a surface

Recent Application in this class:
#1
20260048979
2026-02-19

ROUGHNESS SELECTIVITY FOR MEMS MOVEMENT STICTION REDUCTION

#2
20260008667
2026-01-08

SEMICONDUCTOR MEMS STRUCTURE AND METHOD OF FORMING THE SAME

#3
20230264945
2023-08-24

Roughness selectivity for MEMS movement stiction reduction

#4
20220144628
2022-05-12

Modification to rough polysilicon using ion implantation and silicide

#5
20220135397
2022-05-05

Roughness selectivity for MEMS movement stiction reduction

#6
20220063995
2022-03-03

Method for preparing silicon wafer with rough surface and silicon wafer

#7
20210087056
2021-03-25

MEMS structure and manufacturing method thereof

#8
20210050250
2021-02-18

Method for manufacturing a semiconductor on insulator type structure by layer transfer

#9
20200346919
2020-11-05

MEMS apparatus with anti-stiction layer

#10
20200270123
2020-08-27

Modification to rough polysilicon using ion implantation and silicide

#11
20200262697
2020-08-20

Stiction reduction system and method thereof

#12
20200140265
2020-05-07

Fence structure to prevent stiction in a MEMS motion sensor

#13
20200048081
2020-02-13

Component especially for horology with surface topology and method for manufacturing the same

#14
20200024125
2020-01-23

Rough layer for better anti-stiction deposition

#15
20200024124
2020-01-23

Method of stiction prevention by patterned anti-stiction layer

#16
20200021920
2020-01-16

MEMS microphone and method of manufacturing the same

#17
20190062153
2019-02-28

Fence structure to prevent stiction in a MEMS motion sensor

#18
20190002273
2019-01-03

Method of stiction prevention by patterned anti-stiction layer

#19
20180334378
2018-11-22

Microelectromechanical system device and method for manufacturing the same

#20
20180243792
2018-08-30

Capacitive micromachined ultrasonic transducers (CMUTs) and related apparatus and methods

#21
20180148315
2018-05-31

MEMS devices and processes

#22
20170313573
2017-11-02

Rough MEMS surface

#23
20170305738
2017-10-26

Rough layer for better anti-stiction deposition

#24
20170217756
2017-08-03

Method for controlling surface roughness in MEMS structure

#25
20170055081
2017-02-23

Silicon microphone with high-aspect-ratio corrugated diaphragm and a package with the same

#26
20160368763
2016-12-22

METHOD FOR PRODUCING A MICROMECHANICAL COMPONENT

#27
20160176707
2016-06-23

Reducing MEMS stiction by increasing surface roughness

#28
20160167944
2016-06-16

Reducing MEMS stiction by deposition of nanoclusters

#29
20160115016
2016-04-28

Film induced interface roughening and method of producing the same

#30
20150353353
2015-12-10

Methods for stiction reduction in MEMS sensors

#31
20150321901
2015-11-12

Semiconductor devices and methods of forming thereof

#32
20140264651
2014-09-18

Semiconductor devices and methods of forming thereof

#33
20140167189
2014-06-19

Reducing MEMS stiction by deposition of nanoclusters

#34
20120050751
2012-03-01

Micromechanical tunable Fabry-Perot interferometer, an intermediate product, and a method for producing the same

#35
20110260265
2011-10-27

Bonded wafer substrate utilizing roughened surfaces for use in MEMS structures

#36
20110205615
2011-08-25

MEMS devices with multi-component sacrificial layers

#37
20110186089
2011-08-04

Apparatus for preventing stiction of MEMS microstructure

#38
20110063712
2011-03-17

Display device with at least one movable stop element

#39
20110051224
2011-03-03

Low temperature amorphous silicon sacrificial layer for controlled adhesion in MEMS devices

#40
20110006674
2011-01-13

Method for fabricating nano-scale patterned surfaces

#41
20100165442
2010-07-01

MEMS devices with multi-component sacrificial layers

#42
20100065946
2010-03-18

Method of fabricating a bonded wafer substrate for use in MEMS structures

#43
20090305010
2009-12-10

Low temperature amorphous silicon sacrificial layer for controlled adhesion in MEMS devices

#44
20090059345
2009-03-05

MEMS DEVICES WITH PROTECTIVE COATINGS

#45
20080315332
2008-12-25

Micromechanical component and manufacturing method

#46
20080176382
2008-07-24

Process of forming and controlling rough interfaces

#47
20080176381
2008-07-24

Surface roughening process

#48
20080081391
2008-04-03

MEMS device with roughened surface and method of producing the same

#49
20070218630
2007-09-20

Microstructure, semiconductor device, and manufacturing method of the microstructure

#50
20070206267
2007-09-06

Methods for producing MEMS with protective coatings using multi-component sacrificial layers

#51
20070082420
2007-04-12

Surface preparation for selective silicon fusion bonding

#52
20060144816
2006-07-06

Method for separating a useful layer and component obtained by said method

#53
20060012343
2006-01-19

Micro-electromechanical variable capacitor

#54
17009753
2021-12-07

Method for preparing silicon wafer with rough surface and silicon wafer