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Shandong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric microphone
Patent number
10,382,870
Issue date
Aug 13, 2019
GOERTEK INC.
Junkai Zhan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
MEMS microphone
Patent number
10,349,186
Issue date
Jul 9, 2019
GOERTEK INC.
Junkai Zhan
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Acoustic sensor integrated MEMS microphone structure and fabricatio...
Patent number
10,349,187
Issue date
Jul 9, 2019
GOERTEK INC.
Junkai Zhan
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method for forming filter net on MEMS sensor and MEMS sensor
Patent number
10,233,075
Issue date
Mar 19, 2019
GOERTEK INC.
Junkai Zhan
B81 - MICRO-STRUCTURAL TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
PIEZOELECTRIC MICROPHONE
Publication number
20190052974
Publication date
Feb 14, 2019
Junkai Zhan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEMS MICROPHONE
Publication number
20190028814
Publication date
Jan 24, 2019
GOERTEK INC.
Junkai ZHAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR FORMING FILTER NET ON MEMS SENSOR AND MEMS SENSOR
Publication number
20180362331
Publication date
Dec 20, 2018
Junkai ZHAN
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ACOUSTIC SENSOR INTEGRATED MEMS MICROPHONE STRUCTURE AND FABRICATIO...
Publication number
20180359571
Publication date
Dec 13, 2018
GOERTEK INC.
Junkai ZHAN
B81 - MICRO-STRUCTURAL TECHNOLOGY