Xiaodong Cao

Person

Weifang City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Sound-absorbing material particle and preparation method thereof
- Patent number 11,661,348
- Issue date May 30, 2023
- GoerTek Inc.
- Xiaodong Cao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sound-absorbing piece and preparation method thereof
- Patent number 11,437,007
- Issue date Sep 6, 2022
- GoerTek Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for preparing sound-absorbing article, and sound-absorbing a...
- Patent number 11,217,219
- Issue date Jan 4, 2022
- GoerTek Inc.
- Xiaodong Cao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Speaker module
- Patent number 11,128,950
- Issue date Sep 21, 2021
- GoerTek Inc.
- Xiaodong Cao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for preparing sound-adsorbing material and sound-adsorbing m...
- Patent number 11,107,451
- Issue date Aug 31, 2021
- GoerTek Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for preparing mesoporous sound-absorbing material particles...
- Patent number 11,028,023
- Issue date Jun 8, 2021
- Goertek, Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound absorption material preparation method, sound absorption mate...
- Patent number 10,889,525
- Issue date Jan 12, 2021
- GOERTEK INC.
- Xiaodong Cao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sound-absorbing material, sound-absorbing particle and speaker modu...
- Patent number 10,785,586
- Issue date Sep 22, 2020
- Goertek Inc.
- Jinli Liu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound-absorbing material particle and preparation method thereof
- Patent number 10,633,295
- Issue date Apr 28, 2020
- Goertek, Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speaker module and sound-adsorbing material
- Patent number 10,609,471
- Issue date Mar 31, 2020
- Goertek Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound-absorbing component and speaker module applying the sound-abs...
- Patent number 10,567,869
- Issue date Feb 18, 2020
- GoerTek Inc.
- Xiaodong Cao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker module
- Patent number 10,349,165
- Issue date Jul 9, 2019
- GoerTek Inc.
- Xiaodong Cao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound absorption component and loudspeaker module having sound abso...
- Patent number 10,349,168
- Issue date Jul 9, 2019
- Goertek Inc.
- Jinli Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device and method for testing impedance characteristic and expansio...
- Patent number 10,197,438
- Issue date Feb 5, 2019
- GoerTek Inc.
- Dong Qiu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER MODULE
- Publication number 20190253789
- Publication date Aug 15, 2019
- GOERTEK INC.
- Xiaodong CAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND-ABSORBING COMPONENT AND SPEAKER MODULE APPLYING THE SOUND-ABS...
- Publication number 20190208312
- Publication date Jul 4, 2019
- Xiaodong CAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER MODULE AND SOUND-ADSORBING MATERIAL
- Publication number 20190158951
- Publication date May 23, 2019
- GOERTEK INC
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHOD FOR PREPARING SOUND-ABSORBING ARTICLE, AND SOUND-ABSORBING A...
- Publication number 20190139527
- Publication date May 9, 2019
- GOERTEK INC
- Xiaodong CAO
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method for Preparing Mesoporous Sound-Absorbing Material Particles...
- Publication number 20190092700
- Publication date Mar 28, 2019
- GOERTEK INC.
- Xiaodong Cao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
SOUND-ABSORBING MATERIAL PARTICLE AND PREPARATION METHOD THEREOF
- Publication number 20190062170
- Publication date Feb 28, 2019
- GOERTEK INC
- Xiaodong CAO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PREPARING SOUND-ADSORBING MATERIAL AND SOUND-ADSORBING M...
- Publication number 20190051280
- Publication date Feb 14, 2019
- Goertek Inc.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND-ABSORBING PIECE AND PREPARATION METHOD THEREOF
- Publication number 20190035375
- Publication date Jan 31, 2019
- GOERTEK INC
- Xiaodong CAO
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
SOUND ABSORPTION MATERIAL PREPARATION METHOD, SOUND ABSORPTION MATE...
- Publication number 20180354862
- Publication date Dec 13, 2018
- GOERTEK INC.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Sound-Absorbing Material Particle and Preparation Method Thereof
- Publication number 20180354865
- Publication date Dec 13, 2018
- GOERTEK INC.
- Xiaodong Cao
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND-ABSORBING MATERIAL, SOUND-ABSORBING PARTICLE AND SPEAKER MODU...
- Publication number 20180302731
- Publication date Oct 18, 2018
- Goertek Inc.
- Jinli LIU
- C01 - INORGANIC CHEMISTRY
Information Patent Application
LOUDSPEAKER MODULE
- Publication number 20180132035
- Publication date May 10, 2018
- GOERTEK INC.
- Xiaodong CAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND ABSORPTION COMPONENT AND LOUDSPEAKER MODULE HAVING SOUND ABSO...
- Publication number 20180124502
- Publication date May 3, 2018
- Goertek Inc.
- Jinli Liu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DEVICE AND METHOD FOR TESTING IMPEDANCE CHARACTERISTIC AND EXPANSIO...
- Publication number 20170276540
- Publication date Sep 28, 2017
- GOERTEK INC.
- Dong Qiu
- G01 - MEASURING TESTING

Xiaodong Cao

Person

Patents Grantslast 30 patents

Sound-absorbing material particle and preparation method thereof

Sound-absorbing piece and preparation method thereof

Method for preparing sound-absorbing article, and sound-absorbing a...

Speaker module

Method for preparing sound-adsorbing material and sound-adsorbing m...

Method for preparing mesoporous sound-absorbing material particles...

Sound absorption material preparation method, sound absorption mate...

Sound-absorbing material, sound-absorbing particle and speaker modu...

Sound-absorbing material particle and preparation method thereof

Speaker module and sound-adsorbing material

Sound-absorbing component and speaker module applying the sound-abs...

Loudspeaker module

Sound absorption component and loudspeaker module having sound abso...

Device and method for testing impedance characteristic and expansio...

Patents Applicationslast 30 patents

SPEAKER MODULE

SOUND-ABSORBING COMPONENT AND SPEAKER MODULE APPLYING THE SOUND-ABS...

SPEAKER MODULE AND SOUND-ADSORBING MATERIAL

METHOD FOR PREPARING SOUND-ABSORBING ARTICLE, AND SOUND-ABSORBING A...

Method for Preparing Mesoporous Sound-Absorbing Material Particles...

SOUND-ABSORBING MATERIAL PARTICLE AND PREPARATION METHOD THEREOF

METHOD FOR PREPARING SOUND-ADSORBING MATERIAL AND SOUND-ADSORBING M...

SOUND-ABSORBING PIECE AND PREPARATION METHOD THEREOF

SOUND ABSORPTION MATERIAL PREPARATION METHOD, SOUND ABSORPTION MATE...

Sound-Absorbing Material Particle and Preparation Method Thereof

SOUND-ABSORBING MATERIAL, SOUND-ABSORBING PARTICLE AND SPEAKER MODU...

LOUDSPEAKER MODULE

SOUND ABSORPTION COMPONENT AND LOUDSPEAKER MODULE HAVING SOUND ABSO...

DEVICE AND METHOD FOR TESTING IMPEDANCE CHARACTERISTIC AND EXPANSIO...