Jinqiu ZHANG

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Plating based side shield define and application in magnetic head
- Patent number 11,626,129
- Issue date Apr 11, 2023
- Western Digital Technologies, Inc.
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a magnetic recording head
- Patent number 10,714,125
- Issue date Jul 14, 2020
- SanDisk Technologies LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Plating based pre-defined side shield and application in magnetic head
- Patent number 10,460,750
- Issue date Oct 29, 2019
- SanDisk Technologies LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording write apparatus having a pole having an aspect r...
- Patent number 10,115,416
- Issue date Oct 30, 2018
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a magnetic recording write apparatus having a...
- Patent number 10,037,770
- Issue date Jul 31, 2018
- Western Digital (Fremont), LLC
- Krishna Bahadur Chetry
- G11 - INFORMATION STORAGE
Information Patent Grant
PMR writer with non-conformal side gaps
- Patent number 9,940,951
- Issue date Apr 10, 2018
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer having a gradient in satur...
- Patent number 9,741,366
- Issue date Aug 22, 2017
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording write apparatus having a pole having an aspect r...
- Patent number 9,721,591
- Issue date Aug 1, 2017
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a magnetic recording write apparatus by predef...
- Patent number 9,711,168
- Issue date Jul 18, 2017
- Western Digital (Fremont), LLC
- Xiaoyu Yang
- G11 - INFORMATION STORAGE
Information Patent Grant
Shingle magnetic writer having nonconformal shields
- Patent number 9,595,273
- Issue date Mar 14, 2017
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording write head
- Patent number 9,478,236
- Issue date Oct 25, 2016
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic write pole having an improved sid...
- Patent number 9,431,038
- Issue date Aug 30, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods for fabricating damascene write poles using ruthenium hard...
- Patent number 9,346,672
- Issue date May 24, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for fabricating a magnetic writer having half shields
- Patent number 9,343,087
- Issue date May 17, 2016
- Western Digital (Fremont), LLC
- Ronghui Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer using multiple etches of d...
- Patent number 9,305,583
- Issue date Apr 5, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer using multiple etches
- Patent number 9,280,990
- Issue date Mar 8, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for making PMR writer with non-conformal side gaps
- Patent number 9,275,657
- Issue date Mar 1, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for making PMR writer with constant side wall angle
- Patent number 9,263,067
- Issue date Feb 16, 2016
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Double patterning hard mask for damascene perpendicular magnetic re...
- Patent number 9,202,480
- Issue date Dec 1, 2015
- Western Digital (Fremont), LLC
- Xiaohai Xiang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording transducer with sputtered antiferromagnetic coup...
- Patent number 9,123,359
- Issue date Sep 1, 2015
- Western Digital (Fremont), LLC
- Dehua Han
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic writer having half-side shields
- Patent number 8,988,825
- Issue date Mar 24, 2015
- Western Digital (Fremont, LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a side shield for a magnetic recording transdu...
- Patent number 8,879,207
- Issue date Nov 4, 2014
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a perpendicular magnetic recording head
- Patent number 8,793,866
- Issue date Aug 5, 2014
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a wraparound shield for a magnetic recording t...
- Patent number 8,760,807
- Issue date Jun 24, 2014
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head having a dual sidewall angle
- Patent number 8,705,205
- Issue date Apr 22, 2014
- Western Digital (Fremont), LLC
- Yunfei Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to eliminate reactive ion etching (RIE) loading effects for...
- Patent number 8,649,123
- Issue date Feb 11, 2014
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a magnetic recording pole having a...
- Patent number 8,563,146
- Issue date Oct 22, 2013
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for masking and removal of residue from complex shapes
- Patent number 8,518,832
- Issue date Aug 27, 2013
- Western Digital (Fremont), LLC
- Xiaoyu Yang
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Perpendicular magnetic recording writer pole with leading and trail...
- Patent number 8,520,337
- Issue date Aug 27, 2013
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing a side shield for a magnetic recording transdu...
- Patent number 8,451,563
- Issue date May 28, 2013
- Western Digital (Fremont), LLC
- Jinqiu Zhang
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
DIAMOND-LIKE CARBON SYNTHESIZED BY ATMOSPHERIC PLASMA
- Publication number 20210002759
- Publication date Jan 7, 2021
- SAMU TECHNOLOGY, LLC
- Jinqiu Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR FOOD STERILIZATION
- Publication number 20210000146
- Publication date Jan 7, 2021
- SAMU TECHNOLOGY, LLC
- Jinqiu Zhang
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
PLATING BASED SIDE SHIELD DEFINE AND APPLICATION IN MAGNETIC HEAD
- Publication number 20200302956
- Publication date Sep 24, 2020
- SANDISK TECHNOLOGIES LLC
- Jinqiu ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
PLATING BASED PRE- DEFINED SIDE SHIELD AND APPLICATION IN MAGNETIC...
- Publication number 20190348068
- Publication date Nov 14, 2019
- SanDisk Technologies LLC
- Jinqiu ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
PLATING BASED PRE-DEFINED SIDE SHIELD AND APPLICATION IN MAGNETIC HEAD
- Publication number 20190348069
- Publication date Nov 14, 2019
- SanDisk Technologies LLC
- Jinqiu ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING WRITE APPARATUS HAVING A POLE HAVING AN ASPECT R...
- Publication number 20170316794
- Publication date Nov 2, 2017
- WESTERN DIGITAL (FREMONT), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Application
SHINGLE MAGNETIC WRITER HAVING NONCONFORMAL SHIELDS
- Publication number 20170092301
- Publication date Mar 30, 2017
- WESTERN DIGITAL (FREMONT), LLC
- FENG LIU
- G11 - INFORMATION STORAGE
Information Patent Application
PROCESS FOR MAKING PMR WRITER WITH NON-CONFORMAL SIDE GAPS
- Publication number 20160171992
- Publication date Jun 16, 2016
- WESTERN DIGITAL (FREMONT), LLC
- JINQIU ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
PMR WRITER WITH CONSTANT SIDE WALL ANGLE
- Publication number 20160125899
- Publication date May 5, 2016
- WESTERN DIGITAL (FREMONT), LLC
- Jinqiu ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR PROVIDING A MAGNETIC RECORDING TRANSDUCER INCLUDING A WR...
- Publication number 20140175050
- Publication date Jun 26, 2014
- WESTERN DIGITAL (FREMONT), LLC
- JINQIU ZHANG
- G11 - INFORMATION STORAGE
Information Patent Application
DOUBLE PATTERNING HARD MASK FOR DAMASCENE PERPENDICULAR MAGNETIC RE...
- Publication number 20110086240
- Publication date Apr 14, 2011
- WESTERN DIGITAL (FREMONT), LLC
- Xiaohai XIANG
- G11 - INFORMATION STORAGE
Information Patent Application
Damascene coil processes and structures
- Publication number 20100290157
- Publication date Nov 18, 2010
- WESTERN DIGITAL (FREMONT), LLC
- Jinqiu Zhang
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD AND SYSTEM FOR PROVIDING A PERPENDICULAR MAGNETIC RECORDING...
- Publication number 20100112486
- Publication date May 6, 2010
- WESTERN DIGITAL (FREMONT), LLC
- JINQIU ZHANG
- G11 - INFORMATION STORAGE

Jinqiu ZHANG

Person

Patents Grantslast 30 patents

Plating based side shield define and application in magnetic head

Method of manufacturing a magnetic recording head

Plating based pre-defined side shield and application in magnetic head

Magnetic recording write apparatus having a pole having an aspect r...

Method for providing a magnetic recording write apparatus having a...

PMR writer with non-conformal side gaps

Method for fabricating a magnetic writer having a gradient in satur...

Magnetic recording write apparatus having a pole having an aspect r...

Method for providing a magnetic recording write apparatus by predef...

Shingle magnetic writer having nonconformal shields

Perpendicular magnetic recording write head

Method for fabricating a magnetic write pole having an improved sid...

Methods for fabricating damascene write poles using ruthenium hard...

Method for fabricating a magnetic writer having half shields

Method for fabricating a magnetic writer using multiple etches of d...

Method for fabricating a magnetic writer using multiple etches

Process for making PMR writer with non-conformal side gaps

Process for making PMR writer with constant side wall angle

Double patterning hard mask for damascene perpendicular magnetic re...

Magnetic recording transducer with sputtered antiferromagnetic coup...

Method for fabricating a magnetic writer having half-side shields

Method for providing a side shield for a magnetic recording transdu...

Method for providing a perpendicular magnetic recording head

Method for providing a wraparound shield for a magnetic recording t...

Magnetic recording head having a dual sidewall angle

Method to eliminate reactive ion etching (RIE) loading effects for...

Method and system for providing a magnetic recording pole having a...

Process for masking and removal of residue from complex shapes

Perpendicular magnetic recording writer pole with leading and trail...

Method for providing a side shield for a magnetic recording transdu...

Patents Applicationslast 30 patents

DIAMOND-LIKE CARBON SYNTHESIZED BY ATMOSPHERIC PLASMA

SYSTEM AND METHOD FOR FOOD STERILIZATION

PLATING BASED SIDE SHIELD DEFINE AND APPLICATION IN MAGNETIC HEAD

PLATING BASED PRE- DEFINED SIDE SHIELD AND APPLICATION IN MAGNETIC...

PLATING BASED PRE-DEFINED SIDE SHIELD AND APPLICATION IN MAGNETIC HEAD

MAGNETIC RECORDING WRITE APPARATUS HAVING A POLE HAVING AN ASPECT R...

SHINGLE MAGNETIC WRITER HAVING NONCONFORMAL SHIELDS

PROCESS FOR MAKING PMR WRITER WITH NON-CONFORMAL SIDE GAPS

PMR WRITER WITH CONSTANT SIDE WALL ANGLE

METHOD FOR PROVIDING A MAGNETIC RECORDING TRANSDUCER INCLUDING A WR...

DOUBLE PATTERNING HARD MASK FOR DAMASCENE PERPENDICULAR MAGNETIC RE...

Damascene coil processes and structures

METHOD AND SYSTEM FOR PROVIDING A PERPENDICULAR MAGNETIC RECORDING...