Polyphase SAW transducers

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CPC
H03H9/14508

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Parent Industries

HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H9/00Networks comprising electromechanical or electro-acoustic devices Electromechanical resonators

Current Industry

H03H9/14508Polyphase SAW transducers

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Patents Grantslast 30 patents

Information Patent Grant
Surface acoustic wave device, equipment including the same with ele...
- Patent number 5,729,076
- Issue date Mar 17, 1998
- Hitachi, Ltd.
- Yoshihiro Yamada
- G01 - MEASURING TESTING
Information Patent Grant
Efficient surface acoustic wave device capable of excitation in plu...
- Patent number 5,717,274
- Issue date Feb 10, 1998
- Canon Kabushiki Kaisha
- Tadashi Eguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient surface acoustic wave device capable of excitation in plu...
- Patent number 5,477,098
- Issue date Dec 19, 1995
- Canon Kabushiki Kaisha
- Tadashi Eguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Surface acoustic wave device having apodized transducer provided wi...
- Patent number 4,918,349
- Issue date Apr 17, 1990
- Hitachi, Ltd.
- Takashi Shiba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter with capacitive phase shifter
- Patent number 4,818,961
- Issue date Apr 4, 1989
- Hitachi, Ltd.
- Toshimitsu Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of fabricating air supported crossovers
- Patent number 4,601,915
- Issue date Jul 22, 1986
- Motorola, Inc.
- Donald E. Allen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave device with a 3-phase unidirectional transducer
- Patent number 4,602,183
- Issue date Jul 22, 1986
- Clarion Co., Ltd.
- Takeshi Okamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Unidirectional transducer for a surface-acoustic-wave device and a...
- Patent number 4,521,711
- Issue date Jun 4, 1985
- Clarion Co., Ltd.
- Takeshi Okamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave device
- Patent number 4,491,811
- Issue date Jan 1, 1985
- Clarion Co., Ltd.
- Teruo Niitsuma
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave device
- Patent number 4,456,847
- Issue date Jun 26, 1984
- Clarion Company, Ltd.
- Shoichi Minagawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Unidirectional surface acoustic wave device with meandering electrode
- Patent number 4,422,000
- Issue date Dec 20, 1983
- Hitachi, Ltd.
- Jun Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency channel selector having fixed bandpass filters in th...
- Patent number 4,408,347
- Issue date Oct 4, 1983
- Texas Instruments Incorporated
- Darrell L. Ash
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multiple co-surface acoustic wave filters
- Patent number 4,315,228
- Issue date Feb 9, 1982
- Westinghouse Electric Corp.
- Robert A. Moore
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Acoustic surface wave device
- Patent number 4,267,533
- Issue date May 12, 1981
- GTE Laboratories Incorporated
- Martin E. Dempsey
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency selector apparatus
- Patent number 4,254,388
- Issue date Mar 3, 1981
- Clarion Co., Ltd.
- Nobuo Mikoshiba
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
MESFET-device surface-wave-device channel selector
- Patent number 4,162,451
- Issue date Jul 24, 1979
- Texas Instruments Incorporated
- Darrell L. Ash
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Channel selection for a television receiver having low-gain high fr...
- Patent number 4,162,452
- Issue date Jul 24, 1979
- Texas Instruments Incorporated
- Darrell L. Ash
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Plural supply path acoustic surface wave device
- Patent number 4,160,963
- Issue date Jul 10, 1979
- Texas Instruments Incorporated
- Ronald M. Hays
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Three phase unidirectional transducer
- Patent number 4,087,714
- Issue date May 2, 1978
- Hazeltine Corporation
- Richard La Rosa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tunable surface wave device resonator
- Patent number 4,028,648
- Issue date Jun 7, 1977
- Texas Instruments Incorporated
- Clinton S. Hartmann
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3908137
- Patent number 3,908,137
- Issue date Sep 23, 1975
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
3878407
- Patent number 3,878,407
- Issue date Apr 15, 1975
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3866154
- Patent number 3,866,154
- Issue date Feb 11, 1975
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3800248
- Patent number 3,800,248
- Issue date Mar 26, 1974
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3755761
- Patent number 3,755,761
- Issue date Aug 28, 1973
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3723919
- Patent number 3,723,919
- Issue date Mar 27, 1973
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3686518
- Patent number 3,686,518
- Issue date Aug 22, 1972
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC WAVE FILTER
- Publication number 20230387886
- Publication date Nov 30, 2023
- Murata Manufacturing Co., Ltd.
- Akira NOGUCHI
- H03 - BASIC ELECTRONIC CIRCUITRY

Polyphase SAW transducers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Surface acoustic wave device, equipment including the same with ele...

Efficient surface acoustic wave device capable of excitation in plu...

Efficient surface acoustic wave device capable of excitation in plu...

Surface acoustic wave device having apodized transducer provided wi...

Surface acoustic wave filter with capacitive phase shifter

Method of fabricating air supported crossovers

Surface acoustic wave device with a 3-phase unidirectional transducer

Unidirectional transducer for a surface-acoustic-wave device and a...

Surface acoustic wave device

Surface acoustic wave device

Unidirectional surface acoustic wave device with meandering electrode

High-frequency channel selector having fixed bandpass filters in th...

Multiple co-surface acoustic wave filters

Acoustic surface wave device

Frequency selector apparatus

MESFET-device surface-wave-device channel selector

Channel selection for a television receiver having low-gain high fr...

Plural supply path acoustic surface wave device

Three phase unidirectional transducer

Tunable surface wave device resonator

3908137

3878407

3866154

3800248

3755761

3723919

3686518

Patents Applicationslast 30 patents

ACOUSTIC WAVE FILTER