ClassID:

220743

H03H9/2431 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Constructional features of resonators of material which is not piezo-electric, electrostrictive, or magnetostrictive of microelectro-mechanical resonators Ring resonators

Recent Application in this class:
#1
20260066870
2026-03-05

MEMS RESONATOR

#2
20260058637
2026-02-26

MICRO/NANO ELECTROMECHANICAL RING OSCILLATOR DEVICE

#3
20250233532
2025-07-17

CONTROL DEVICE FOR VIBRATION-TYPE ACTUATOR

#4
20250080050
2025-03-06

DUAL RESONATOR STRUCTURE FOR OVEN-CONTROLLED MEMS OSCILLATORS, INCLUDING RELATED APPARATUSES

#5
20250080049
2025-03-06

DUAL RESONATOR STRUCTURE FOR TEMPERATURE-COMPENSATED OSCILLATORS, INCLUDING RELATED APPARATUSES

#6
20240120628
2024-04-11

SPHERICAL DIELECTRIC STRUCTURES FOR STORING ELECTROMAGNETIC ENERGY

#7
20230308076
2023-09-28

Methods and devices for microelectromechanical resonators

#8
20230051438
2023-02-16

Methods and devices for microelectromechanical resonators

#9
20230048216
2023-02-16

MEMS Vibrating Ring Resonator with Deformable Inner Ring-Shaped Spring Supports

#10
20210159868
2021-05-27

HIGH ELECTROMECHANICAL COUPLING STRENGTH HOLLOW DISK RESONATORS

#11
20200407218
2020-12-31

Methods and devices for microelectromechanical resonators

#12
20200373904
2020-11-26

Micro-electro-mechanical device with reduced temperature sensitivity and manufacturing method thereof

#13
20200096537
2020-03-26

Apparatus and methods for photonic integrated resonant accelerometers

#14
20190225488
2019-07-25

Methods and devices for microelectromechanical resonators

#15
20190222196
2019-07-18

Distributed-mode beam and frame resonators for high frequency timing circuits

#16
20190137271
2019-05-09

Pitch/roll annulus gyroscope with slanted quadrature tuning electrodes and related fabrication methods

#17
20180342998
2018-11-29

Micro-electro-mechanical device with reduced temperature sensitivity and manufacturing method thereof

#18
20180339898
2018-11-29

Microelectromechanical resonator with improved electrical features

#19
20180083599
2018-03-22

Signal processing apparatus and method for transmitting and receiving coherent parallel optical signals

#20
20170141810
2017-05-18

MEMS-based regenerative transceiver

#21
20170077894
2017-03-16

Tunable electronic circuit which converts balanced signals to unbalanced signals

#22
20170047893
2017-02-16

Micromechanical frequency divider

#23
20160344368
2016-11-24

Micro-hemispherical resonators and methods of making the same

#24
20160118955
2016-04-28

Multiple coil spring MEMS resonator

#25
20160118954
2016-04-28

Compound spring MEMS resonators for frequency and timing generation

#26
20160072474
2016-03-10

Resonation element, resonator, oscillator, electronic device and moving object

#27
20160006414
2016-01-07

Methods and devices for microelectromechanical resonators

#28
20160002026
2016-01-07

Methods and devices for microelectromechanical pressure sensors

#29
20140266509
2014-09-18

Rotational MEMS resonator for oscillator applications

#30
20130169341
2013-07-04

Detecting responses of micro-electromechanical system (MEMS) resonator device

#31
20130009716
2013-01-10

MEMS resonator

#32
20120105173
2012-05-03

MEMS device

#33
20120086306
2012-04-12

Micromechanical resonating devices and related methods

#34
20120050236
2012-03-01

Electromechanical systems piezoelectric contour mode differential resonators and filters

#35
20120013412
2012-01-19

MEMS resonator devices

#36
20110204999
2011-08-25

Frame-shaped MEMS piezoresistive resonator

#37
20110128094
2011-06-02

Resonator and periodic structure

#38
20100321125
2010-12-23

Resonator and a method of manufacturing the same, and oscillator and electronic apparatus including the same

#39
20100301967
2010-12-02

Resonance frequency tunable MEMS device

#40
20100270632
2010-10-28

Resonator and methods of making resonators

#41
20100176897
2010-07-15

MEMS resonator devices with a plurality of mass elements formed thereon

#42
20100032789
2010-02-11

Passive temperature compensation of silicon MEMS devices

#43
20100026136
2010-02-04

Micromechanical resonating devices and related methods

#44
20090294638
2009-12-03

Nanomechanical oscillator

#45
20090249873
2009-10-08

Oscillating mass resonator

#46
20090085683
2009-04-02

Resonator, oscillator and communication device

#47
20090058561
2009-03-05

Multi-ring resonator system and method

#48
20080284528
2008-11-20

Resonator, oscillator, and communication apparatus

#49
20080218295
2008-09-11

MEMS resonator array structure

#50
20080150392
2008-06-26

Mechanical oscillator formed by a network of basic oscillators

#51
20070296526
2007-12-27

Microelectromechanical resonator structure, and method of designing, operating and using same

#52
20070103258
2007-05-10

Dielectrically transduced single-ended to differential MEMS filter

#53
20070072327
2007-03-29

Method of forming an integrated MEMS resonator

#54
20070070821
2007-03-29

MEMS resonator having an inner element and an outer element that flex

#55
20070052498
2007-03-08

Breath-mode ring resonator structure, and method of designing, operating and using same

#56
20070001783
2007-01-04

MEMS resonator array structure and method of operating and using same

#57
20060261915
2006-11-23

Microelectromechanical resonator structure, and method of designing, operating and using same

#58
20050206479
2005-09-22

High-Q micromechanical resonator devices and filters utilizing same

#59
20050174197
2005-08-11

Micromechanical resonator device having a desired mode shape

#60
20050151442
2005-07-14

Micromechanical electrostatic resonator

#61
20050036269
2005-02-17

Vacuum-cavity MEMS resonator

#62
17391126
2023-08-08

MEMS-tunable optical ring resonator

#63
13294950
2014-11-04

Vertical differential resonator