ClassID:

83823

B81B2201/0221 - CPC Classification

Classification description:

Specific applications of microelectromechanical systems; Sensors Variable capacitors

Recent Application in this class:
#1
20260116738
2026-04-30

MEMS DEVICE WITH RECESSED COMBS

#2
20250313452
2025-10-09

FULLY SYMMETRICAL STRUCTURES FOR MICROELECTROMECHANICAL DEVICES

#3
20250223156
2025-07-10

CONSTANT CHARGE OR CAPACITANCE FOR CAPACITIVE MICRO-ELECTRICAL-MECHANICAL SYSTEM SENSORS

#4
20250178885
2025-06-05

MICROELECTROMECHANICAL MOTION SENSOR DEVICE HAVING A SINGLE PROOF MASS

#5
20250128934
2025-04-24

METHOD FOR SENSOR STATE DETECTION, ENVIRONMENTAL SENSOR SYSTEM AND MOBILE CONSUMER DEVICE

#6
20250091857
2025-03-20

REDUCTION OF RINGING AND INTERMODULATION DISTORTION IN A MEMS DEVICE

#7
20240418510
2024-12-19

INERTIAL SENSOR AND METHOD FOR FORMING THE SAME

#8
20240383742
2024-11-21

MEMS DEVICE

#9
20240217810
2024-07-04

Microelectromechanical Systems Sensor with Frequency Dependent Input Attenuator

#10
20230294977
2023-09-21

Dual diaphragm dielectric sensor

#11
20230294976
2023-09-21

Semiconductor Device

#12
20230242393
2023-08-03

MICROMECHANICAL COMPONENT AND MANUFACTURING METHOD FOR A MICROMECHANICAL COMPONENT FOR A SENSOR OR MICROPHONE DEVICE

#13
20230192479
2023-06-22

Constant charge or capacitance for capacitive micro-electrical-mechanical system sensors

#14
20230161020
2023-05-25

ACOUSTIC IMAGING PROBE WITH A TRANSDUCER ELEMENT

#15
20230107094
2023-04-06

PROCESS FOR MANUFACTURING A MICRO-ELECTRO-MECHANICAL DEVICE FROM A SINGLE SEMICONDUCTOR WAFER AND RELATED MEMS DEVICE

#16
20230101598
2023-03-30

Reduction of ringing and intermodulation distortion in a MEMS device

#17
20220123198
2022-04-21

QUADRATURE BIAS ERROR REDUCTION FOR VIBRATING STRUCTURE GYROSCOPES

#18
20220033248
2022-02-03

Sensor package including a substrate with an inductor layer

#19
20220002148
2022-01-06

Device and method for monitoring surface condition of contact surface of detected object

#20
20210134532
2021-05-06

MICRO-ELECTRO-MECHANICAL SYSTEM (MEMS) VARIABLE CAPACITOR APPARATUSES AND RELATED METHODS

#21
20210095949
2021-04-01

Waterproof MEMS button device, input device comprising the MEMS button device and electronic apparatus

#22
20210065990
2021-03-04

Sensor

#23
20200388440
2020-12-10

MEMS tunable capacitor comprising amplified piezo actuator and a method for making the same

#24
20200236485
2020-07-23

MEMS device

#25
20200189910
2020-06-18

Microelectromechanical system cavity packaging

#26
20200180943
2020-06-11

Capacitive micro structure

#27
20190362899
2019-11-28

Micro-electro-mechanical system (MEMS) variable capacitor apparatuses and related methods

#28
20190233276
2019-08-01

Forming an offset in an interdigitated capacitor of a microelectromechanical systems (MEMS) device

#29
20190185320
2019-06-20

Microelectromechanical system cavity packaging

#30
20190144263
2019-05-16

Actuator plate partitioning and control devices and methods

#31
20190103880
2019-04-04

Continuous-time sensing apparatus

#32
20190098424
2019-03-28

MEMS device

#33
20190031499
2019-01-31

Forming an offset in an interdigitated capacitor of a microelectromechanical systems (MEMS) device

#34
20190002276
2019-01-03

Impact element for a sensor device and a manufacturing method

#35
20180356255
2018-12-13

Environmental sensor and manufacturing method thereof

#36
20180312392
2018-11-01

Method for assembling conductive particles into conductive pathways and sensors thus formed

#37
20170369304
2017-12-28

Selective conductive coating for MEMS sensors

#38
20170309532
2017-10-26

Controllable integrated capacitive device

#39
20170302004
2017-10-19

Antenna having MEMS-tuned RF resonators

#40
20170301475
2017-10-19

RF RESONATORS WITH TUNABLE CAPACITOR AND METHODS FOR FABRICATING THE SAME

#41
20170271318
2017-09-21

Semiconductor device

#42
20170267517
2017-09-21

Electronic device using MEMS technology

#43
20170240417
2017-08-24

MEMS DEVICE WITH A STABILIZED MINIMUM CAPACITANCE

#44
20170180900
2017-06-22

MEMS device

#45
20170154734
2017-06-01

Micro-electro-mechanical system (MEMS) variable capacitor apparatuses and related methods

#46
20170098509
2017-04-06

MEMS electrostatic actuator device for RF varactor applications

#47
20160351556
2016-12-01

Variable capacitance device

#48
20160289065
2016-10-06

Integration of active devices with passive components and MEMS devices

#49
20160264401
2016-09-15

Microelectromechanical structure and device

#50
20160240320
2016-08-18

Curved RF electrode for improved Cmax

#51
20160200565
2016-07-14

RF MEMS electrodes with limited grain growth

#52
20160196923
2016-07-07

ELECTROSTATIC DAMPING OF MEMS DEVICES

#53
20160176701
2016-06-23

MEMS electrostatic actuator device for RF varactor applications

#54
20160167944
2016-06-16

Reducing MEMS stiction by deposition of nanoclusters

#55
20160115014
2016-04-28

Non-symmetric arrays of MEMS digital variable capacitor with uniform operating characteristics

#56
20160115013
2016-04-28

CMOS integrated moving-gate transducer with silicon as a functional layer

#57
20160072408
2016-03-10

Method and technique to control MEMS DVC control waveform for lifetime enhancement

#58
20160055980
2016-02-25

MEMS digital variable capacitor design with high linearity

#59
20160031699
2016-02-04

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

#60
20150372155
2015-12-24

Controllable integrated capacitive device

#61
20150355223
2015-12-10

Sensor having particle barrier

#62
20150355222
2015-12-10

MEMS sensor with dynamically variable reference capacitance

#63
20150289046
2015-10-08

MEMS device

#64
20150284239
2015-10-08

MEMS device with a stress-isolation structure

#65
20150229241
2015-08-13

MEMS electrostatic actuator

#66
20150158721
2015-06-11

MEMS device with sealed cavity and release chamber and related double release method

#67
20150156591
2015-06-04

Microphone element and device for detecting acoustic and ultrasound signals

#68
20150116893
2015-04-30

Electrostatic actuator, variable capacitance capacitor, electric switch, and method for driving electrostatic actuator

#69
20150054096
2015-02-26

Reducing MEMS stiction by introduction of a carbon barrier

#70
20150053003
2015-02-26

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

#71
20150035122
2015-02-05

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

#72
20140353777
2014-12-04

Electrical device including a functional element in a cavity

#73
20140307361
2014-10-16

Varactor and varactor system

#74
20140268482
2014-09-18

Actuator plate partitioning and control devices and methods

#75
20140264645
2014-09-18

Integrated structure with bidirectional vertical actuation

#76
20140217552
2014-08-07

Variable capacitance device

#77
20140211366
2014-07-31

Micro-electro-mechanical system (MEMS) variable capacitor apparatuses and related methods

#78
20140175572
2014-06-26

MEMS device with multiple electrodes and fabricating method thereof

#79
20140175525
2014-06-26

CMOS integrated moving-gate transducer with silicon as a functional layer

#80
20140167189
2014-06-19

Reducing MEMS stiction by deposition of nanoclusters

#81
20140167188
2014-06-19

Reducing MEMS stiction by introduction of a carbon barrier

#82
20140133685
2014-05-15

Microphone system with mechanically-coupled diaphragms

#83
20140078640
2014-03-20

Thin film device and method for manufacturing thin film device

#84
20140076697
2014-03-20

MEMS electrostatic actuator

#85
20140055908
2014-02-27

Variable capacitor

#86
20140009035
2014-01-09

Electronic device

#87
20130285163
2013-10-31

MEMS element and method of manufacturing the same

#88
20130233077
2013-09-12

Electrostatic force generator and force measurement system and accelerometer having the same

#89
20130168782
2013-07-04

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

#90
20130154054
2013-06-20

Micro-electro-mechanical structure (MEMS) capacitor devices, capacitor trimming thereof and design structures

#91
20130082338
2013-04-04

MEMS structures and methods for forming the same

#92
20130071964
2013-03-21

Method of manufacturing an electromechanical transducer

#93
20130032386
2013-02-07

Electrical device including a functional element in a cavity

#94
20130032385
2013-02-07

METAL THIN SHIELD ON ELECTRICAL DEVICE

#95
20120319174
2012-12-20

CMOS compatible MEMS microphone and method for manufacturing the same

#96
20120228726
2012-09-13

MEMS and method of manufacturing the same

#97
20110291167
2011-12-01

SEMICONDUCTOR DEVICE

#98
20110241135
2011-10-06

MEMS ELEMENT

#99
20110221300
2011-09-15

Electrostatic actuator and driving method thereof

#100
20110115039
2011-05-19

MEMS structure and method for making the same

#101
20110050251
2011-03-03

Capacitive sensor and actuator

#102
20110038093
2011-02-17

TURNABLE CAPACITOR AND SWITCH USING MEMS WITH PHASE CHANGE MATERIAL

#103
20100288047
2010-11-18

MEMS SENSOR AND ELECTRONIC APPARATUS

#104
20100240215
2010-09-23

Multi-sacrificial layer and method

#105
20100214716
2010-08-26

MEMS capacitive device and method of forming same

#106
20100176489
2010-07-15

Microelectromechanical systems structures and self-aligned high aspect-ratio combined poly and single-crystal silicon fabrication processes for producing same

#107
20100127175
2010-05-27

Micromechanical sensor having a variable capacitor and method for detecting electromagnetic radiation using same

#108
20100116632
2010-05-13

Device containing plurality of smaller MEMS devices in place of a larger MEMS device

#109
20090188709
2009-07-30

Electrical device including a functional element in a cavity

#110
20050013087
2005-01-20

MEMS tunable capacitor based on angular vertical comb drives