Ming Mao

Person

Dublin, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Two-dimensional magnetic recording read head with TaOx layer for fl...
- Patent number 12,131,759
- Issue date Oct 29, 2024
- Western Digital Technologies, Inc.
- Hongquan Jiang
- G11 - INFORMATION STORAGE
Information Patent Grant
DFL read head with SiOx cap layer on AlOx refill layers
- Patent number 12,106,787
- Issue date Oct 1, 2024
- Western Digital Technologies, Inc.
- Yung-Hung Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor array with different RA TMR film
- Patent number 11,598,828
- Issue date Mar 7, 2023
- Western Digital Technologies, Inc.
- Yuankai Zheng
- G01 - MEASURING TESTING
Information Patent Grant
Vertical junction to provide optimal transverse bias for dual free...
- Patent number 11,532,324
- Issue date Dec 20, 2022
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to enhance magnetic strength and robustness of rear hard bia...
- Patent number 11,514,933
- Issue date Nov 29, 2022
- Western Digital Technologies, Inc.
- Chen-Jung Chien
- G11 - INFORMATION STORAGE
Information Patent Grant
Planar design for sensors in a dual free layer read head
- Patent number 11,514,934
- Issue date Nov 29, 2022
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor with dual TMR films and the method of making the same
- Patent number 11,493,573
- Issue date Nov 8, 2022
- Western Digital Technologies, Inc.
- Chih-Ching Hu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic sensor array with single TMR film plus laser annealing and...
- Patent number 11,495,252
- Issue date Nov 8, 2022
- Western Digital Technologies, Inc.
- Yuankai Zheng
- G01 - MEASURING TESTING
Information Patent Grant
High sensitivity TMR magnetic sensor
- Patent number 11,428,758
- Issue date Aug 30, 2022
- Western Digital Technologies, Inc.
- Chih-Ching Hu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic sensor array with one TMR stack having two free layers
- Patent number 11,415,645
- Issue date Aug 16, 2022
- Western Digital Technologies, Inc.
- Yuankai Zheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Two-dimensional magnetic recording reader with dual free layer magn...
- Patent number 11,410,690
- Issue date Aug 9, 2022
- Western Digital Technologies, Inc.
- Chih-Ching Hu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor array with dual TMR film
- Patent number 11,385,305
- Issue date Jul 12, 2022
- Western Digital Technologies, Inc.
- Yuankai Zheng
- G01 - MEASURING TESTING
Information Patent Grant
TMR sensor with magnetic tunnel junctions with shape anisotropy
- Patent number 11,385,306
- Issue date Jul 12, 2022
- Western Digital Technologies, Inc.
- Daniele Mauri
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Bottom leads chemical mechanical planarization for TMR magnetic sen...
- Patent number 11,201,280
- Issue date Dec 14, 2021
- Western Digital Technologies, Inc.
- Ronghui Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual free layer TMR magnetic field sensor
- Patent number 11,169,227
- Issue date Nov 9, 2021
- Western Digital Technologies, Inc.
- Chih-Ching Hu
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic sensor array with single TMR film plus laser annealing and...
- Patent number 11,170,806
- Issue date Nov 9, 2021
- Western Digital Technologies, Inc.
- Yuankai Zheng
- G11 - INFORMATION STORAGE
Information Patent Grant
Transverse bias strength enhancement in dual free layer tunnel magn...
- Patent number 11,170,809
- Issue date Nov 9, 2021
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic sensor with serial resistor for asymmetric sensing field r...
- Patent number 11,169,228
- Issue date Nov 9, 2021
- Western Digital Technologies, Inc.
- Yung-Hung Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Effective rear hard bias for dual free layer read heads
- Patent number 11,087,785
- Issue date Aug 10, 2021
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Two-dimensional magnetic recording (TDMR) read head structure with...
- Patent number 10,777,222
- Issue date Sep 15, 2020
- WESTERN DIGITAL TECHNOLOGIES, INC.
- Xiaoyong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming a magnetic head
- Patent number 10,629,230
- Issue date Apr 21, 2020
- Western Digital Technologies, Inc.
- Guanxiong Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Tunnel magnetoresistance read head including side shields containin...
- Patent number 10,354,681
- Issue date Jul 16, 2019
- SanDisk Technologies LLC
- Chen-Jung Chien
- G11 - INFORMATION STORAGE
Information Patent Grant
Free layer magnetic reader that may have a reduced shield-to-shield...
- Patent number 10,121,501
- Issue date Nov 6, 2018
- Western Digital (Fremont), LLC
- Gerardo A. Bertero
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for AFC shields for multiple sensor magnetic transducers and...
- Patent number 10,115,419
- Issue date Oct 30, 2018
- Western Digital (Fremont), LLC
- Rongfu Xiao
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and system for providing a read transducer having symmetric...
- Patent number 10,074,387
- Issue date Sep 11, 2018
- Western Digital (Fremont), LLC
- Rongfu Xiao
- G11 - INFORMATION STORAGE
Information Patent Grant
Free layer only magnetic reader that may have a reduced shield-to-s...
- Patent number 10,068,601
- Issue date Sep 4, 2018
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual free layer magnetic reader having a rear bias structure having...
- Patent number 9,922,672
- Issue date Mar 20, 2018
- Western Digital (Fremont), LLC
- Daniele Mauri
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic read head with antiferromagentic layer
- Patent number 9,830,936
- Issue date Nov 28, 2017
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for fabricating high junction angle read sensors
- Patent number 9,812,155
- Issue date Nov 7, 2017
- Western Digital (Fremont), LLC
- Anup Ghosh Roy
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatuses and methods for providing thin shields in a multiple se...
- Patent number 9,786,301
- Issue date Oct 10, 2017
- Western Digital (Fremont), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Two-Dimensional Magnetic Recording Read Head with TaOx Layer for Fl...
- Publication number 20240153533
- Publication date May 9, 2024
- Western Digital Technologies, Inc.
- Hongquan JIANG
- G11 - INFORMATION STORAGE
Information Patent Application
Middle Shields Two-Dimensional Magnetic Recording Read Heads
- Publication number 20240144966
- Publication date May 2, 2024
- Western Digital Technologies, Inc.
- Ming MAO
- G11 - INFORMATION STORAGE
Information Patent Application
Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...
- Publication number 20240071413
- Publication date Feb 29, 2024
- Western Digital Technologies, Inc.
- Ming MAO
- G11 - INFORMATION STORAGE
Information Patent Application
Vertical Junction To Provide Optimal Transverse Bias For Dual Free...
- Publication number 20220115035
- Publication date Apr 14, 2022
- Western Digital Technologies, Inc.
- Ming MAO
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Sensor Array With Single TMR Film Plus Laser Annealing And...
- Publication number 20220005500
- Publication date Jan 6, 2022
- Western Digital Technologies, Inc.
- Yuankai ZHENG
- G01 - MEASURING TESTING
Information Patent Application
TWO-DIMENSIONAL MAGNETIC RECORDING READER WITH DUAL FREE LAYER MAGN...
- Publication number 20210390978
- Publication date Dec 16, 2021
- Western Digital Technologies, Inc.
- Chih-Ching HU
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic Sensor Array with Single TMR Film Plus Laser Annealing and...
- Publication number 20210201943
- Publication date Jul 1, 2021
- Western Digital Technologies, Inc.
- Yuankai ZHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetic Sensor with Dual TMR Films and the Method of Making the Same
- Publication number 20210063502
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Chih-Ching HU
- G01 - MEASURING TESTING
Information Patent Application
Magnetic Sensor Array with Dual TMR Film
- Publication number 20210063504
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Yuankai ZHENG
- G01 - MEASURING TESTING
Information Patent Application
Magnetic Sensor Array with Different RA TMR Film
- Publication number 20210063507
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Yuankai ZHENG
- G01 - MEASURING TESTING
Information Patent Application
High Sensitivity TMR Magnetic Sensor
- Publication number 20210063503
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Chih-Ching HU
- G01 - MEASURING TESTING
Information Patent Application
Magnetic Sensor with Serial Resistor for Asymmetric Sensing Field R...
- Publication number 20210063509
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Yung-Hung WANG
- G01 - MEASURING TESTING
Information Patent Application
Dual Free Layer TMR Magnetic Field Sensor
- Publication number 20210063508
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Chih-Ching HU
- G01 - MEASURING TESTING
Information Patent Application
Magnetic Sensor Array With One TMR Stack Having Two Free Layers
- Publication number 20210055361
- Publication date Feb 25, 2021
- Western Digital Technologies, Inc.
- Yuankai ZHENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TMR Sensor with Magnetic Tunnel Junctions with Shape Anisotropy
- Publication number 20210055360
- Publication date Feb 25, 2021
- Western Digital Technologies, Inc.
- Daniele MAURI
- B82 - NANO-TECHNOLOGY
Information Patent Application
Bottom Leads Chemical Mechanical Planarization for TMR Magnetic Sen...
- Publication number 20210057638
- Publication date Feb 25, 2021
- Western Digital Technologies, Inc.
- Ronghui ZHOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC LAPPING GUIDE WITH A BACKSIDE EDGE DECOUPLED FROM A READ...
- Publication number 20180308514
- Publication date Oct 25, 2018
- WESTERN DIGITAL TECHNOLOGIES, INC.,
- Guanxiong LI
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR AFC SHIELDS FOR MULTIPLE SENSOR MAGNETIC TRANSDUCERS AND...
- Publication number 20170337941
- Publication date Nov 23, 2017
- WESTERN DIGITAL (FREMONT), LLC
- RONGFU XIAO
- C21 - METALLURGY OF IRON
Information Patent Application
FREE LAYER MAGNETIC READER THAT MAY HAVE A REDUCED SHIELD-TO-SHIELD...
- Publication number 20170249959
- Publication date Aug 31, 2017
- WESTERN DIGITAL (FREMONT), LLC
- GERARDO A. BERTERO
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR AFC SHIELDS FOR MULTIPLE SENSOR MAGNETIC TRANSDUCERS AND...
- Publication number 20160336030
- Publication date Nov 17, 2016
- WESTERN DIGITAL (FREMONT), LLC
- RONGFU XIAO
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR MAKING ULTRA-NARROW READ SENSOR AND READ TRANSDUCER DEVI...
- Publication number 20160329064
- Publication date Nov 10, 2016
- WESTERN DIGITAL (FREMONT), LLC
- MIAO WANG
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEMS AND METHODS FOR CONTROLLING SOFT BIAS THICKNESS FOR TUNNEL...
- Publication number 20160284989
- Publication date Sep 29, 2016
- WESTERN DIGITAL (FREMONT), LLC
- YI ZHENG
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC READ HEAD WITH ANTIFERROMAGENTIC LAYER
- Publication number 20160180870
- Publication date Jun 23, 2016
- WESTERN DIGITAL (FREMONT), LLC
- SHAOPING LI
- G11 - INFORMATION STORAGE
Information Patent Application
SPIN TRANSFER TORQUE TUNNELING MAGNETORESISTIVE DEVICE HAVING A LA...
- Publication number 20160163961
- Publication date Jun 9, 2016
- WESTERN DIGITAL (FREMONT), LLC
- Shaoping Li
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC SHIELD FOR MAGNETIC RECORDING HEAD
- Publication number 20150371666
- Publication date Dec 24, 2015
- WESTERN DIGITAL (FREMONT), LLC
- RONGFU XIAO
- G11 - INFORMATION STORAGE
Information Patent Application
TUNNEL MAGNETORESISTANCE READ HEAD WITH NARROW SHIELD-TO-SHIELD SPA...
- Publication number 20150279393
- Publication date Oct 1, 2015
- WESTERN DIGITAL (FREMONT), LLC
- RONGFU XIAO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC READ HEAD WITH ANTIFERROMAGNETIC LAYER
- Publication number 20150109702
- Publication date Apr 23, 2015
- WESTERN DIGITAL (FREMONT), LLC
- SHAOPING LI
- G11 - INFORMATION STORAGE
Information Patent Application
AMORPHOUS SOFT MAGNETIC SHIELDING AND KEEPER FOR MRAM DEVICES
- Publication number 20090050992
- Publication date Feb 26, 2009
- Jacques Constant Stefan KOOLS
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sputter Deposition System and Methods of Use
- Publication number 20070209926
- Publication date Sep 13, 2007
- Veeco Instruments, Inc.
- Chih-Ling Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Sputter deposition system and methods of use
- Publication number 20070209932
- Publication date Sep 13, 2007
- Veeco Instruments Inc.
- Piero Sferlazzo
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Person

Patents Grantslast 30 patents

Two-dimensional magnetic recording read head with TaOx layer for fl...

DFL read head with SiOx cap layer on AlOx refill layers

Magnetic sensor array with different RA TMR film

Vertical junction to provide optimal transverse bias for dual free...

Method to enhance magnetic strength and robustness of rear hard bia...

Planar design for sensors in a dual free layer read head

Magnetic sensor with dual TMR films and the method of making the same

Magnetic sensor array with single TMR film plus laser annealing and...

High sensitivity TMR magnetic sensor

Magnetic sensor array with one TMR stack having two free layers

Two-dimensional magnetic recording reader with dual free layer magn...

Magnetic sensor array with dual TMR film

TMR sensor with magnetic tunnel junctions with shape anisotropy

Bottom leads chemical mechanical planarization for TMR magnetic sen...

Dual free layer TMR magnetic field sensor

Magnetic sensor array with single TMR film plus laser annealing and...

Transverse bias strength enhancement in dual free layer tunnel magn...

Magnetic sensor with serial resistor for asymmetric sensing field r...

Effective rear hard bias for dual free layer read heads

Two-dimensional magnetic recording (TDMR) read head structure with...

Method of forming a magnetic head

Tunnel magnetoresistance read head including side shields containin...

Free layer magnetic reader that may have a reduced shield-to-shield...

Method for AFC shields for multiple sensor magnetic transducers and...

Method and system for providing a read transducer having symmetric...

Free layer only magnetic reader that may have a reduced shield-to-s...

Dual free layer magnetic reader having a rear bias structure having...

Magnetic read head with antiferromagentic layer

Method and system for fabricating high junction angle read sensors

Apparatuses and methods for providing thin shields in a multiple se...

Patents Applicationslast 30 patents

Two-Dimensional Magnetic Recording Read Head with TaOx Layer for Fl...

Middle Shields Two-Dimensional Magnetic Recording Read Heads

Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...

Vertical Junction To Provide Optimal Transverse Bias For Dual Free...

Magnetic Sensor Array With Single TMR Film Plus Laser Annealing And...

TWO-DIMENSIONAL MAGNETIC RECORDING READER WITH DUAL FREE LAYER MAGN...

Magnetic Sensor Array with Single TMR Film Plus Laser Annealing and...

Magnetic Sensor with Dual TMR Films and the Method of Making the Same

Magnetic Sensor Array with Dual TMR Film

Magnetic Sensor Array with Different RA TMR Film

High Sensitivity TMR Magnetic Sensor

Magnetic Sensor with Serial Resistor for Asymmetric Sensing Field R...

Dual Free Layer TMR Magnetic Field Sensor

Magnetic Sensor Array With One TMR Stack Having Two Free Layers

TMR Sensor with Magnetic Tunnel Junctions with Shape Anisotropy

Bottom Leads Chemical Mechanical Planarization for TMR Magnetic Sen...

ELECTRONIC LAPPING GUIDE WITH A BACKSIDE EDGE DECOUPLED FROM A READ...

METHOD FOR AFC SHIELDS FOR MULTIPLE SENSOR MAGNETIC TRANSDUCERS AND...

FREE LAYER MAGNETIC READER THAT MAY HAVE A REDUCED SHIELD-TO-SHIELD...

METHOD FOR AFC SHIELDS FOR MULTIPLE SENSOR MAGNETIC TRANSDUCERS AND...

METHOD FOR MAKING ULTRA-NARROW READ SENSOR AND READ TRANSDUCER DEVI...

SYSTEMS AND METHODS FOR CONTROLLING SOFT BIAS THICKNESS FOR TUNNEL...

MAGNETIC READ HEAD WITH ANTIFERROMAGENTIC LAYER

SPIN TRANSFER TORQUE TUNNELING MAGNETORESISTIVE DEVICE HAVING A LA...

MAGNETIC SHIELD FOR MAGNETIC RECORDING HEAD

TUNNEL MAGNETORESISTANCE READ HEAD WITH NARROW SHIELD-TO-SHIELD SPA...

MAGNETIC READ HEAD WITH ANTIFERROMAGNETIC LAYER

AMORPHOUS SOFT MAGNETIC SHIELDING AND KEEPER FOR MRAM DEVICES

Sputter Deposition System and Methods of Use

Sputter deposition system and methods of use