ClassID:

220805

H03H9/6426 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Filters using surface acoustic waves; Means for obtaining a particular transfer characteristic Combinations of the characteristics of different transducers

Recent Application in this class:
#1
20260135539
2026-05-14

METHOD OF MANUFACTURE FOR SINGLE CRYSTAL CAPACITOR DIELECTRIC FOR A RESONANCE CIRCUIT

#2
20230142089
2023-05-11

STACKED FILTER PACKAGE HAVING MULTIPLE TYPES OF ACOUSTIC WAVE DEVICES

#3
20230023845
2023-01-26

METHOD OF MANUFACTURE FOR SINGLE CRYSTAL CAPACITOR DIELECTRIC FOR A RESONANCE CIRCUIT

#4
20210021254
2021-01-21

Generation and enhancement of surface acoustic waves on a highly doped p-type III-V semiconductor substrate

#5
20200091406
2020-03-19

Method of manufacture for single crystal capacitor dielectric for a resonance circuit

#6
20190190494
2019-06-20

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

#7
20180367121
2018-12-20

Band elimination filter and composite filter

#8
20180159505
2018-06-07

Acoustic wave filter device

#9
20180062610
2018-03-01

Electro-acoustic transducer and electro-acoustic component comprising an electro-acoustic transducer

#10
20170077386
2017-03-16

Method of manufacture for single crystal capacitor dielectric for a resonance circuit

#11
20160065176
2016-03-03

Elastic wave filter device

#12
20150270826
2015-09-24

Laterally coupled resonator filter having apodized shape

#13
20140145799
2014-05-29

Acoustic wave band reject filter

#14
20130002372
2013-01-03

Ladder filter and duplexer

#15
20110260805
2011-10-27

Dual-track surface-wave filter

#16
20070069837
2007-03-29

Surface acoustic wave filter

#17
20060255884
2006-11-16

Lamb wave type high frequency device

#18
20060226933
2006-10-12

Surface acoustic wave filter utilizing a floating electrode

#19
20050121998
2005-06-09

Surface acoustic device

#20
20050093660
2005-05-05

Filter using piezoelectric material