ClassID:

220527

H03H9/02086 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details of bulk acoustic wave devices Means for compensation or elimination of undesirable effects

Sub-classes:
Recent Application in this class:
#1
20260128729
2026-05-07

ACOUSTIC WAVE DEVICE

#2
20260121614
2026-04-30

BULK ACOUSTIC WAVE DEVICE HAVING ISLAND REGION SURROUNDED BY ACTIVE REGION

#3
20260121608
2026-04-30

HIGHER ORDER MODE BULK ACOUSTIC WAVE DEVICE WITH FRAME STRUCTURE

#4
20260121607
2026-04-30

BULK ACOUSTIC WAVE DEVICE INCLUDING PIEZOELECTRIC LAYER WITH ENGINEERED REGION HAVING NON-UNIFORM WIDTH

#5
20260106595
2026-04-16

RESONATOR AND PREPARATION METHOD THEREFOR

#6
20260100688
2026-04-09

ACOUSTIC WAVE DEVICE

#7
20260095140
2026-04-02

RESONATOR WITH SPUR MITIGATION DEVICE

#8
20260051867
2026-02-19

SYSTEMS FOR SENSING AND MITIGATING VIBRATIONS USING AN ACOUSTIC RESONATOR

#9
20260039275
2026-02-05

PIEZOELECTRIC FILM GROWTH WHILE REDUCING ELECTRICAL LOSSES FOR IMPROVED QUALITY FACTOR IN BAW FILTER

#10
20250379556
2025-12-11

PIEZOELECTRIC RESONATOR

#11
20250373222
2025-12-04

BULK ACOUSTIC WAVE DEVICE INCLUDING DIELECTRIC LAYER FOR FRAME MODE SUPPRESSION

#12
20250343529
2025-11-06

PAIR OF RESONATORS WITH IMPROVED TURNING DISTANCE

#13
20250323618
2025-10-16

ACOUSTIC WAVE DEVICE, METHOD OF MANUFACTURING THE SAME, AND MODULE

#14
20250300627
2025-09-25

SERIES-CONNECTED ACOUSTIC RESONATORS

#15
20250293661
2025-09-18

ACOUSTIC WAVE FILTER AND RADIO FREQUENCY MODULE

#16
20250286529
2025-09-11

BULK ACOUSTIC WAVE DEVICE WITH RAISED FRAME LAYERS POSITIONED ON OPPOSING SIDES OF PIEZOELECTRIC LAYER

#17
20250274098
2025-08-28

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#18
20250274096
2025-08-28

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#19
20250260382
2025-08-14

BULK ACOUSTIC WAVE DEVICE INCLUDING DIELECTRIC LAYER FOR FRAME MODE SUPPRESSION

#20
20250260381
2025-08-14

BULK ACOUSTIC WAVE DEVICE INCLUDING FRAME OUTSIDE OF ACTIVE REGION AND FLAT BOTTOM PIEZOELECTRIC LAYER

#21
20250253824
2025-08-07

BULK ACOUSTIC WAVE DEVICES WITH SANDWICH ELECTRODES FOR HIGHER RESONANT FREQUENCIES, AND RELATED FABRICATION METHODS

#22
20250211188
2025-06-26

METHODS OF MANUFACTURING BULK ACOUSTIC WAVE DEVICE HAVING PIEZOELECTRIC LAYER WITH ENGINEERED REGION

#23
20250183868
2025-06-05

ACOUSTIC WAVE DEVICE

#24
20250175139
2025-05-29

ACOUSTIC WAVE DEVICE

#25
20250167757
2025-05-22

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#26
20250167756
2025-05-22

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#27
20250167755
2025-05-22

Bulk Acoustic Wave Resonator and Preparation Method Thereof

#28
20250167754
2025-05-22

RESONATOR

#29
20250141429
2025-05-01

ACOUSTIC FILTER WITH LAMINATE BASED AND BOND-WIRE BASED INDUCTANCE

#30
20250132744
2025-04-24

ACOUSTIC WAVE DEVICE AND FABRICATING METHOD THEREOF

#31
20250112622
2025-04-03

ACOUSTIC WAVE DEVICE

#32
20250112612
2025-04-03

ACOUSTIC WAVE DEVICE

#33
20250112608
2025-04-03

METHOD FOR ADJUSTING FREQUENCY OF PIEZOELECTRIC RESONATOR DEVICE AND PIEZOELECTRIC RESONATOR DEVICE

#34
20250062743
2025-02-20

BULK ACOUSTIC WAVE FILTER STRUCTURE WITH CONDUCTIVE BRIDGE FORMING ELECTRICAL LOOP WITH AN ELECTRODE

#35
20250047259
2025-02-06

Beat Mode Suppression in Powerbars and Quadbars

#36
20250047256
2025-02-06

ACOUSTIC WAVE DEVICE AND METHOD OF MANUFACTURING SAME

#37
20250038730
2025-01-30

ACOUSTIC WAVE DEVICE

#38
20250030402
2025-01-23

RF FILTER DEVICE

#39
20250015779
2025-01-09

ACOUSTIC WAVE DEVICE

#40
20240413847
2024-12-12

ANTENNA FILTER AND ELECTRONIC DEVICE COMPRISING SAME IN WIRELESS COMMUNICATION SYSTEM

#41
20240364296
2024-10-31

ACOUSTIC WAVE DEVICE

#42
20240356517
2024-10-24

ACOUSTIC WAVE DEVICE

#43
20240348228
2024-10-17

APPARATUSES AND METHODS INVOLVING SUPPRESSION OF SPURIOUS MODES IN RESONATOR-BASED CIRCUITS

#44
20240348227
2024-10-17

PIEZOELECTRIC RESONATOR AND MANUFACTURING METHOD THEREOF

#45
20240322783
2024-09-26

BULK ACOUSTIC WAVE RESONANCE DEVICE AND METHOD FOR FORMING SAME, FILTERING DEVICE, AND RADIO FREQUENCY FRONT END DEVICE

#46
20240297635
2024-09-05

BULK ACOUSTIC WAVE RESONATORS WITH PATTERNED MASS LOADING LAYERS

#47
20240297632
2024-09-05

ACOUSTIC WAVE FILTER AND METHOD OF IMPROVING FREQUENCY DISTRIBUTION IN RESONATORS FOR SAME

#48
20240275355
2024-08-15

FILTER CIRCUIT AND ELECTRONIC DEVICE

#49
20240267022
2024-08-08

TOP ELECTRODES AND DIELECTRIC SPACER LAYERS FOR BULK ACOUSTIC WAVE RESONATORS

#50
20240266240
2024-08-08

MODULE

#51
20240258992
2024-08-01

ACOUSTIC LOAD-LINE TUNING IN A WIRELESS TRANSMISSION CIRCUIT

#52
20240250658
2024-07-25

ACOUSTIC WAVE DEVICE

#53
20240250657
2024-07-25

ACOUSTIC WAVE DEVICE

#54
20240243723
2024-07-18

Bulk Acoustic Wave Resonator with Improved Lateral Wave Suppression

#55
20240213949
2024-06-27

ACOUSTIC WAVE DEVICE

#56
20240186980
2024-06-06

WAFER LEVEL PACKAGE AND METHOD OF MANUFACTURE

#57
20240154596
2024-05-09

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#58
20240154595
2024-05-09

ACOUSTIC WAVE DEVICE

#59
20240136996
2024-04-25

SYSTEMS AND METHODS FOR GENERATING AN OPTIMIZED ACOUSTIC WAVE (AW) RESONATOR USING THE FINITE ELEMENT TEARING AND INTERCONNECTING (FETI) METHOD

#60
20240106409
2024-03-28

ULTRA-HIGH FREQUENCY AT-CUT QUARTZ BLANK AND MANUFACTURING METHOD THEREOF

#61
20240097642
2024-03-21

Bulk acoustic wave devices with sandwich electrodes for higher resonant frequencies, and related fabrication methods

#62
20240039505
2024-02-01

PIEZOELECTRIC RESONATOR DEVICE

#63
20240022231
2024-01-18

ACOUSTIC WAVE DEVICE

#64
20240022227
2024-01-18

ACOUSTIC RESONATOR AND FILTER DEVICE WITH BALANCED CHIRPING

#65
20240014795
2024-01-11

ACOUSTIC WAVE DEVICE

#66
20230327647
2023-10-12

RECEIVE FILTER WITH BULK ACOUSTIC WAVE RESONATORS

#67
20230327639
2023-10-12

ACOUSTIC WAVE DEVICE

#68
20230318561
2023-10-05

ACOUSTIC WAVE FILTERS WITH IMPROVED SECOND HARMONIC RESPONSE

#69
20230275563
2023-08-31

BULK WAVE RESONATOR AND BANDPASS FILTER

#70
20230231535
2023-07-20

Top electrodes and dielectric spacer layers for bulk acoustic wave resonators

#71
20230223912
2023-07-13

ACOUSTIC WAVE DEVICE

#72
20230208393
2023-06-29

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH GAP DIELECTRIC STRIPES IN BUSBAR-ELECTRODE GAPS

#73
20230198495
2023-06-22

ACOUSTIC WAVE DEVICE

#74
20230170873
2023-06-01

ACOUSTIC WAVE DEVICE

#75
20230170872
2023-06-01

BULK-ACOUSTIC WAVE RESONATOR

#76
20230155565
2023-05-18

ACOUSTIC WAVE DEVICE

#77
20230121885
2023-04-20

HIGH FREQUENCY MODULE AND COMMUNICATION APPARATUS

#78
20230099342
2023-03-30

Piston mode lamb wave resonators

#79
20230096000
2023-03-30

Antenna filter and electronic device comprising same in wireless communication system

#80
20230095992
2023-03-30

ACOUSTIC WAVE DEVICE, FILTER, MULTIPLEXER, AND MANUFACTURING METHOD OF ACOUSTIC WAVE DEVICE

#81
20230081474
2023-03-16

Semiconductor device

#82
20230074757
2023-03-09

Bulk acoustic wave resonator structure

#83
20230074357
2023-03-09

Bulk acoustic wave filter structure with conductive bridge forming electrical loop with an electrode

#84
20220416761
2022-12-29

Top electrodes and dielectric spacer layers for bulk acoustic wave resonators

#85
20220407493
2022-12-22

ACOUSTIC WAVE DEVICE

#86
20220368312
2022-11-17

BULK ACOUSTIC WAVE RESONATOR WITH OXIDE RAISED FRAME

#87
20220224311
2022-07-14

ACOUSTIC WAVE DEVICE

#88
20220216843
2022-07-07

ACOUSTIC WAVE DEVICE

#89
20220216842
2022-07-07

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

#90
20220166401
2022-05-26

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH IMPROVED EDGE EFFECTS

#91
20220131521
2022-04-28

Bulk acoustic wave filter structure with conductive bridge forming electrical loop with an electrode

#92
20220103159
2022-03-31

METHODS OF MANUFACTURING BULK ACOUSTIC WAVE RESONATORS WITH PATTERNED MASS LOADING LAYERS

#93
20220103153
2022-03-31

METHOD FOR PRODUCING ACOUSTIC RESONATOR AND FILTER WITH ELECTRODE HAVING ZIG-ZAG EDGE

#94
20220103152
2022-03-31

Bulk acoustic wave resonator with patterned mass loading layer and recessed frame

#95
20220103151
2022-03-31

Bulk acoustic wave resonator with mass loading layer

#96
20220103150
2022-03-31

Bulk acoustic wave resonators with patterned mass loading layers

#97
20220094333
2022-03-24

Low loss acoustic device

#98
20220052667
2022-02-17

Electronic device with solder interconnect and multiple material encapsulant

#99
20220052666
2022-02-17

Filter device and multiplexer

#100
20210384884
2021-12-09

Vibrator and oscillator

#101
20210359659
2021-11-18

Loaded series resonators for adjusting frequency response of acoustic wave resonators

#102
20210320644
2021-10-14

Bulk-acoustic wave resonator

#103
20210313955
2021-10-07

Bulk acoustic resonator

#104
20210313930
2021-10-07

Oscillator with Reduced Acceleration Sensitivity

#105
20210305966
2021-09-30

Vibrator device

#106
20210297055
2021-09-23

Acoustic wave device and filter

#107
20210226605
2021-07-22

Wafer level package and method of manufacture

#108
20210143793
2021-05-13

RF filter device

#109
20210126610
2021-04-29

Air-gap type film bulk acoustic resonator

#110
20210099153
2021-04-01

Piston mode Lamb wave resonators

#111
20210075392
2021-03-11

Loaded series resonators for adjusting frequency response of acoustic wave resonators

#112
20210050839
2021-02-18

Bulk acoustic wave resonator and manufacturing method therefor

#113
20210028755
2021-01-28

Stacked crystal filter structures

#114
20200389147
2020-12-10

Acoustic wave device

#115
20200366266
2020-11-19

High Q acoustic resonator with dielectric flaps

#116
20200365651
2020-11-19

DEVICE COMPRISING SUBTRATE AND DIE WITH FRAME

#117
20200274520
2020-08-27

Bulk acoustic wave resonator structure

#118
20200274515
2020-08-27

Bulk acoustic wave resonator structure for second harmonic suppression

#119
20200274514
2020-08-27

Buk acoustic wave resonator with guard rings having recessed space from electrode edge and periodic designs

#120
20200259480
2020-08-13

Low loss acoustic device

#121
20200259068
2020-08-13

Resonator element, resonator, electronic device, electronic apparatus, mobile body and method of manufacturing resonator element

#122
20200228089
2020-07-16

Top electrodes with step arrangements for bulk acoustic wave resonators

#123
20200212873
2020-07-02

Spurious-mode-free, laterally-vibrating microelectromechanical system resonators

#124
20200204147
2020-06-25

Acoustic resonator

#125
20200177155
2020-06-04

Bulk-acoustic resonator module

#126
20200177154
2020-06-04

Filter device and multiplexer

#127
20200091888
2020-03-19

Bulk-acoustic wave resonator and method for manufacturing the same

#128
20190372555
2019-12-05

Effective coupling coefficients for strained single crystal epitaxial film bulk acoustic resonators

#129
20190372543
2019-12-05

Acoustic filter with packaging-defined boundary conditions and method for producing the same

#130
20190356293
2019-11-21

Bulk acoustic wave resonator and method of manufacturing the same

#131
20190348963
2019-11-14

Bulk acoustic wave resonator having openings in an active area and a pillar beneath the opening

#132
20190341903
2019-11-07

Filter including bulk acoustic wave resonator

#133
20190326877
2019-10-24

Electronic component housing package, electronic apparatus, and electronic module

#134
20190260354
2019-08-22

SELF-SUPPORTING CAVITY STRUCTURE OF A BULK ACOUSTIC RESONATOR AND METHOD THEREFOR

#135
20190260347
2019-08-22

Elastic wave device, multiplexer, high-frequency front-end circuit, and communication apparatus

#136
20190260346
2019-08-22

Acoustic resonator and filter with electrode having zig-zag edge and method for producing the same

#137
20190245512
2019-08-08

Quartz crystal resonator unit and method of manufacturing the same

#138
20190214965
2019-07-11

RF filters and resonators of crystalline III-N films

#139
20190190483
2019-06-20

BULK ACOUSTIC WAVE RESONATOR

#140
20190132942
2019-05-02

Integration of through glass via (TGV) filter and acoustic filter

#141
20190123711
2019-04-25

Acoustic management in integrated circuit using phononic bandgap structure

#142
20190097599
2019-03-28

Composite device

#143
20190089329
2019-03-21

Filter device

#144
20190089326
2019-03-21

Acoustic resonator with enhanced boundary conditions

#145
20190074817
2019-03-07

BAW RESONATOR LESS PRONE TO SPURIOUS MODES, BAW FILTER, AND MANUFACTURING METHOD

#146
20190074814
2019-03-07

Elastic wave device, radio-frequency front-end circuit, and communication apparatus

#147
20190074813
2019-03-07

Piston mode lamb wave resonators

#148
20190067549
2019-02-28

Resonator element, resonator, electronic device, electronic apparatus, mobile body and method of manufacturing resonator element

#149
20190052245
2019-02-14

Quartz crystal device

#150
20180358949
2018-12-13

Electronic component housing package, electronic apparatus, and electronic module

#151
20180358948
2018-12-13

Spurious-mode-free, laterally-vibrating microelectromechanical system resonators

#152
20180351533
2018-12-06

Acoustic resonator and method for fabricating the same

#153
20180337653
2018-11-22

Acoustic resonator

#154
20180302033
2018-10-18

Piezoelectric oscillation device and manufacturing method therefor

#155
20180302032
2018-10-18

Piezoelectric oscillator and piezoelectric oscillation device

#156
20180302031
2018-10-18

Oscillator with reduced acceleration sensitivity

#157
20180294796
2018-10-11

Filter and filter module

#158
20180294792
2018-10-11

BAW resonator and BAW filter for reducing harmonic distortion

#159
20180269847
2018-09-20

Resonator and method for providing resonator

#160
20180234077
2018-08-16

Piezoelectric vibrator

#161
20180234076
2018-08-16

Acoustic resonators with reduced loss characteristics and methods of manufacturing same

#162
20180234075
2018-08-16

BULK ACOUSTIC WAVE RESONATOR

#163
20180212585
2018-07-26

Quartz crystal blank and quartz crystal resonator unit

#164
20180183407
2018-06-28

Bulk acoustic wave resonator and filter including the same

#165
20180159508
2018-06-07

Filter and multiplexer

#166
20180138885
2018-05-17

Film bulk acoustic resonator with spurious resonance suppression

#167
20180123558
2018-05-03

Bulk acoustic wave resonator

#168
20180123556
2018-05-03

Multiplexer, high-frequency front end circuit, and communication apparatus

#169
20180123555
2018-05-03

FILTER INCLUDING BULK ACOUSTIC WAVE RESONATOR

#170
20180123554
2018-05-03

Bulk acoustic wave resonator and method for manufacturing the same

#171
20180102755
2018-04-12

Elastic wave filter device

#172
20180091116
2018-03-29

Elastic wave device

#173
20180033737
2018-02-01

Self-shielded die having electromagnetic shielding on die surfaces

#174
20180019726
2018-01-18

Bulk acoustic wave resonator device

#175
20170373670
2017-12-28

Elastic wave apparatus

#176
20170366156
2017-12-21

Acoustic wave filter device

#177
20170346463
2017-11-30

Acoustic wave device

#178
20170264267
2017-09-14

Bulk acoustic wave resonator with electrically isolated border ring

#179
20170149408
2017-05-25

Acoustic resonator with reduced mechanical clamping of an active region for enhanced shear mode response

#180
20170117872
2017-04-27

Resonator structure with enhanced reflection of shear and longitudinal modes of acoustic vibrations

#181
20170093370
2017-03-30

Tunable compensation circuit for filter circuitry using acoustic resonators

#182
20170093369
2017-03-30

Compensation circuit for acoustic resonators

#183
20170077385
2017-03-16

Air gap in BAW top metal stack for reduced resistive and acoustic loss

#184
20170054429
2017-02-23

BAW resonator having lateral energy confinement and methods of fabrication thereof

#185
20170047906
2017-02-16

Piezoelectric component

#186
20170019085
2017-01-19

Acoustic wave filter, duplexer, and module

#187
20160268494
2016-09-15

Resonator element, resonator, electronic device, electronic apparatus, mobile body and method of manufacturing resonator element

#188
20160173058
2016-06-16

Resonator applications for langasite and its isomorphs

#189
20160079956
2016-03-17

Acoustic resonator and method of manufacturing the same

#190
20160072476
2016-03-10

RF component with reduced coupling and suitable for miniaturization

#191
20160065171
2016-03-03

Film bulk acoustic resonators comprising backside vias

#192
20160020749
2016-01-21

Microacoustic component and method for the production thereof

#193
20150333728
2015-11-19

Piezoelectric component

#194
20150318837
2015-11-05

Acoustic resonator device with air-ring and temperature compensating layer

#195
20150280100
2015-10-01

Acoustic resonator comprising acoustic redistribution layers

#196
20150263672
2015-09-17

Crystal oscillator with reduced acceleration sensitivity

#197
20150214921
2015-07-30

Vibrating element, vibrator, oscillator, and electronic device with stepped excitation section

#198
20150097638
2015-04-09

Acoustic filter with suppressed nonlinear characteristics

#199
20150084719
2015-03-26

Bulk wave resonator having an aluminum nitride film containing scandium and ScAlN protective layer

#200
20150015341
2015-01-15

Surface mount type piezoelectric oscillator

#201
20140354115
2014-12-04

Solidly mounted acoustic resonator having multiple lateral features

#202
20140347138
2014-11-27

Methods for noise reduction and quality factor improvement in resonators

#203
20140333177
2014-11-13

Protected resonator

#204
20140191826
2014-07-10

Piezoelectric thin film resonator and filter

#205
20140176261
2014-06-26

Acoustic resonator device with at least one air-ring and frame

#206
20140118092
2014-05-01

Accoustic resonator having integrated lateral feature and temperature compensation feature

#207
20130335158
2013-12-19

Crystal oscillator with reduced acceleration sensitivity

#208
20130328452
2013-12-12

Resonator element, resonator, electronic device, electronic apparatus, mobile body and method of manufacturing resonator element

#209
20130257549
2013-10-03

Crystal controlled oscillator

#210
20130214879
2013-08-22

Laterally coupled BAW filter employing phononic crystals

#211
20130214878
2013-08-22

Acoustic wave bandpass filter comprising integrated acoustic guiding

#212
20130063227
2013-03-14

Accoustic resonator having multiple lateral features

#213
20130033340
2013-02-07

Bulk acoustic wave resonator

#214
20130027141
2013-01-31

Crystal resonator and crystal oscillator

#215
20120280598
2012-11-08

Piezoelectric vibrating pieces and piezoelectric devices comprising same, and methods for manufacturing same

#216
20120274183
2012-11-01

Protected resonator

#217
20120249255
2012-10-04

Crystal device and manufacturing method thereof

#218
20120229223
2012-09-13

Vibrating element, vibrator, oscillator, and electronic device

#219
20120223785
2012-09-06

Crystal oscillator with reduced acceleration sensitivity

#220
20120218057
2012-08-30

Film bulk acoustic resonator comprising a bridge

#221
20120218056
2012-08-30

Coupled resonator filter comprising a bridge

#222
20120218055
2012-08-30

Stacked acoustic resonator comprising a bridge

#223
20120200373
2012-08-09

Acoustic wave device and filter

#224
20120182092
2012-07-19

Acoustic wave device having a frequency control film

#225
20120182090
2012-07-19

Acoustic wave resonator having a gasket

#226
20120181899
2012-07-19

Piezoelectric resonator and elastic wave device

#227
20120068579
2012-03-22

Method for Manufacturing a Piezoelectric Device and the Same

#228
20120056694
2012-03-08

Composite bulk acoustic wave resonator

#229
20120013224
2012-01-19

Protected resonator

#230
20110298564
2011-12-08

Thin-film piezoelectric resonator and thin-film piezoelectric filter using the same

#231
20110266917
2011-11-03

Guided bulk acoustic wave device having reduced height and method for manufacturing

#232
20110227451
2011-09-22

RESONATOR BODY, RESONATOR DEVICE, AND ELECTRONIC DEVICE

#233
20110221538
2011-09-15

Piezoelectric oscillator

#234
20110084779
2011-04-14

Bulk acoustic wave resonator and method of fabricating same

#235
20100327994
2010-12-30

Acoustic resonator structure having an electrode with a cantilevered portion

#236
20100200543
2010-08-12

Crystal oscillator piece and method for manufacturing the same

#237
20100187948
2010-07-29

Protected resonator

#238
20100146755
2010-06-17

Method of manufacturing an acoustic mirror for a piezoelectric resonator

#239
20100117750
2010-05-13

Crystal oscillator with reduced acceleration sensitivity

#240
20100084948
2010-04-08

Crystal oscillator piece and method for manufacturing the same

#241
20100052476
2010-03-04

Piezoelectric filter and method for manufacturing the same

#242
20090322186
2009-12-31

Thin film piezoelectric resonator and method for manufacturing the same

#243
20080258842
2008-10-23

Acoustic resonator performance enhancement using alternating frame structure

#244
20080179995
2008-07-31

Piezoelectric thin-film resonator

#245
20080048527
2008-02-28

Piezoelectric resonator and method for producing the same

#246
20080007369
2008-01-10

Bulk acoustic wave filter with reduced nonlinear signal distortion

#247
20070199185
2007-08-30

Method of manufacturing an acoustic mirror for piezoelectric resonator

#248
20070096605
2007-05-03

Piezoelectric device

#249
20070035207
2007-02-15

Thin-film piezoelectric resonator utilizing a second or higher harmonic mode

#250
20060267710
2006-11-30

Bulk acoustic wave resonator, bulk acoustic wave filter, RF module including bulk acoustic wave resonator and/or filter, and bulk acoustic wave oscillator

#251
20060255696
2006-11-16

Piezoelectric substrate and method of manufacturing the same

#252
20060082261
2006-04-20

Piezoelectric resonator element and piezoelectric device

#253
20060071736
2006-04-06

Acoustic resonator performance enhancement using alternating frame structure

#254
20060006768
2006-01-12

Piezoelectric resonator and method for fabricating the same

#255
20050231078
2005-10-20

Piezoelectric resonator element, piezoelectric, resonator, and piezoelectric oscillator

#256
20050200240
2005-09-15

Piezoelectric resonator element, piezoelectric resonator, and piezoelectric oscillator

#257
15239662
2018-06-26

Methods for suppressing spurious modes in microresonators