Mengjin Cai

Person

WeiFang, CN

People

Patents Grantslast 30 patents

Information Patent Grant
MEMS microphone
- Patent number 11,974,094
- Issue date Apr 30, 2024
- Goertek, Inc.
- Junkai Zhan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vibration diaphragm in MEMS microphone and MEMS microphone
- Patent number 11,381,917
- Issue date Jul 5, 2022
- GOERTEK, INC.
- Junkai Zhan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sensitive diaphragm with rim structure and sensor
- Patent number 11,363,384
- Issue date Jun 14, 2022
- WEIFANG GOERTEK MICROELECTRONICS CO., LTD.
- Maoqiang Dang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Condenser microphone and electronic device
- Patent number 10,932,064
- Issue date Feb 23, 2021
- WEIFANG GOERTEK MICROELECTRONICS CO., LTD
- Mengjin Cai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Environmental sensor and manufacturing method thereof
- Patent number 10,760,929
- Issue date Sep 1, 2020
- Weifang Goertek Microelectronics Co., Ltd.
- Junkai Zhan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
MEMS microphone chip and MEMS microphone
- Patent number 10,750,292
- Issue date Aug 18, 2020
- Goertek, Inc.
- Junkai Zhan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
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
Cavity forming method for a sensor chip, manufacturing method there...
- Patent number 10,246,323
- Issue date Apr 2, 2019
- Goertek, Inc.
- Mengjin Cai
- 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
Information Patent Grant
Silicon based MEMS microphone, a system and a package with the same
- Patent number 9,438,972
- Issue date Sep 6, 2016
- GOERTEK INC.
- Zhe Wang
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MEMS Microphone
- Publication number 20230199406
- Publication date Jun 22, 2023
- Goertek, Inc.
- Junkai Zhan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SENSITIVE DIAPHRAGM AND SENSOR
- Publication number 20210185447
- Publication date Jun 17, 2021
- Goertek, Inc.
- MAOQIANG DANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMS MICROPHONE CHIP AND MEMS MICROPHONE
- Publication number 20190394574
- Publication date Dec 26, 2019
- Goertek, Inc.
- JUNKAI ZHAN
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
CONDENSER MICROPHONE AND ELECTRONIC DEVICE
- Publication number 20190342672
- Publication date Nov 7, 2019
- Goertek Inc.
- Mengjin CAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIBRATION DIAPHRAGM IN MEMS MICROPHONE AND MEMS MICROPHONE
- Publication number 20190230439
- Publication date Jul 25, 2019
- GOERTEK INC.
- Junkai Zhan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Information Patent Application
ENVIRONMENTAL SENSOR AND MANUFACTURING METHOD THEREOF
- Publication number 20180356255
- Publication date Dec 13, 2018
- GOERTEK INC.
- Junkai ZHAN
- G01 - MEASURING TESTING
Information Patent Application
CAVITY FORMING METHOD FOR A SENSOR CHIP, MANUFACTURING METHOD THERE...
- Publication number 20180086631
- Publication date Mar 29, 2018
- Goertek, Inc.
- Mengjin Cai
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
SILICON BASED MEMS MICROPHONE, A SYSTEM AND A PACKAGE WITH THE SAME
- Publication number 20140299948
- Publication date Oct 9, 2014
- Goertek Inc.
- Zhe Wang
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Mengjin Cai

Person

Patents Grantslast 30 patents

MEMS microphone

Vibration diaphragm in MEMS microphone and MEMS microphone

Sensitive diaphragm with rim structure and sensor

Condenser microphone and electronic device

Environmental sensor and manufacturing method thereof

MEMS microphone chip and MEMS microphone

Piezoelectric microphone

MEMS microphone

Acoustic sensor integrated MEMS microphone structure and fabricatio...

Cavity forming method for a sensor chip, manufacturing method there...

Method for forming filter net on MEMS sensor and MEMS sensor

Silicon based MEMS microphone, a system and a package with the same

Patents Applicationslast 30 patents

MEMS Microphone

SENSITIVE DIAPHRAGM AND SENSOR

MEMS MICROPHONE CHIP AND MEMS MICROPHONE

CONDENSER MICROPHONE AND ELECTRONIC DEVICE

VIBRATION DIAPHRAGM IN MEMS MICROPHONE AND MEMS MICROPHONE

PIEZOELECTRIC MICROPHONE

MEMS MICROPHONE

METHOD FOR FORMING FILTER NET ON MEMS SENSOR AND MEMS SENSOR

ACOUSTIC SENSOR INTEGRATED MEMS MICROPHONE STRUCTURE AND FABRICATIO...

ENVIRONMENTAL SENSOR AND MANUFACTURING METHOD THEREOF

CAVITY FORMING METHOD FOR A SENSOR CHIP, MANUFACTURING METHOD THERE...

SILICON BASED MEMS MICROPHONE, A SYSTEM AND A PACKAGE WITH THE SAME