Chih-Ching Hu

Person

Rochester, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Middle shields two-dimensional magnetic recording read heads
- Patent number 12,322,420
- Issue date Jun 3, 2025
- Western Digital Technologies, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Produce thinner DTS and adjustable capacitance for TDMR heads
- Patent number 12,308,052
- Issue date May 20, 2025
- Western Digital Technologies, Inc.
- Fang Chen
- 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
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
Magnetic sensor bias point adjustment method
- Patent number 11,169,226
- Issue date Nov 9, 2021
- Western Digital Technologies, Inc.
- Yung-Hung Wang
- 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
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
Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sens...
- Patent number 10,249,329
- Issue date Apr 2, 2019
- Western Digital Technologies, Inc.
- Chih-Ching Hu
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for reducing corrosion in capping layer of mag...
- Patent number 9,940,956
- Issue date Apr 10, 2018
- Western Digital (Fremont), LLC
- Rong R. Cao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording read transducer having a laminated free layer
- Patent number 9,070,381
- Issue date Jun 30, 2015
- Western Digital (Fremont), LLC
- Cheng-Han Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a read transducer having an extende...
- Patent number 8,760,822
- Issue date Jun 24, 2014
- Western Digital (Fremont), LLC
- Guanxiong Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a side shielded read transducer
- Patent number 8,630,068
- Issue date Jan 14, 2014
- Western Digital (Fremont), LLC
- Daniele Mauri
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for fabricating a read sensor for a read transducer
- Patent number 8,607,438
- Issue date Dec 17, 2013
- Western Digital (Fremont), LLC
- Wei Gao
- G11 - INFORMATION STORAGE
Information Patent Grant
Spin valve with thermally stable pinned layer structure having ruth...
- Patent number 6,934,131
- Issue date Aug 23, 2005
- Veeco Instruments, Inc.
- Ming Mao
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of forming thin oxidation layer by cluster ion beam
- Patent number 6,800,565
- Issue date Oct 5, 2004
- Veeco Instruments, Inc.
- Chih-Ching Hu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Dual Free Layer TMR Reader With Shaped Rear Bias and Methods of For...
- Publication number 20250014594
- Publication date Jan 9, 2025
- Western Digital Technologies, Inc.
- Ming MAO
- G11 - INFORMATION STORAGE
Information Patent Application
Produce Thinner DTS and Adjustable Capacitance for TDMR Heads
- Publication number 20240347073
- Publication date Oct 17, 2024
- Western Digital Technologies, Inc.
- Fang CHEN
- 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
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 Bias Point Adjustment Method
- Publication number 20210063506
- Publication date Mar 4, 2021
- Western Digital Technologies, Inc.
- Yung-Hung WANG
- 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
Method of sputter depositing an alloy on a substrate
- Publication number 20070045102
- Publication date Mar 1, 2007
- Veeco Instruments Inc.
- Chih-Ling Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method of forming thin oxidation layer by cluster ion beam
- Publication number 20040137645
- Publication date Jul 15, 2004
- Veeco Instruments Inc.
- Chih-Ching Hu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Spin valve with thermally stable pinned layer structure having ruth...
- Publication number 20040136121
- Publication date Jul 15, 2004
- Veeco Instruments Inc.
- Ming Mao
- G11 - INFORMATION STORAGE

Chih-Ching Hu

Person

Patents Grantslast 30 patents

Middle shields two-dimensional magnetic recording read heads

Produce thinner DTS and adjustable capacitance for TDMR heads

DFL read head with SiOx cap layer on AlOx refill layers

Magnetic sensor array with different RA TMR film

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...

Magnetic sensor bias point adjustment method

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

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

Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sens...

Apparatus and method for reducing corrosion in capping layer of mag...

Magnetic recording read transducer having a laminated free layer

Method and system for providing a read transducer having an extende...

Method and system for providing a side shielded read transducer

Method for fabricating a read sensor for a read transducer

Spin valve with thermally stable pinned layer structure having ruth...

Method of forming thin oxidation layer by cluster ion beam

Patents Applicationslast 30 patents

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

Produce Thinner DTS and Adjustable Capacitance for TDMR Heads

Middle Shields Two-Dimensional Magnetic Recording Read Heads

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

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 Bias Point Adjustment Method

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...

Method of sputter depositing an alloy on a substrate

Method of forming thin oxidation layer by cluster ion beam

Spin valve with thermally stable pinned layer structure having ruth...