Yugang Wang

Person

Milpitas, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic writer having convex trailing surface pole and conformal w...
- Patent number 9,997,177
- Issue date Jun 12, 2018
- Western Digital (Fremont), LLC
- Yu Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic writer having convex trailing surface pole and conformal w...
- Patent number 9,767,831
- Issue date Sep 19, 2017
- Western Digital (Fremont), LLC
- Yu Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Shingle magnetic writer having a low sidewall angle pole
- Patent number 9,508,372
- Issue date Nov 29, 2016
- Western Digital (Fremont), LLC
- Yu Pan
- 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
Magnetic recording write transducer having an improved sidewall ang...
- Patent number 9,343,086
- Issue date May 17, 2016
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic write pole having engineered radius of curvature and chise...
- Patent number 9,190,079
- Issue date Nov 17, 2015
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for fabricating a magnetic write pole using vacuum deposition
- Patent number 9,135,930
- Issue date Sep 15, 2015
- Western Digital (Fremont), LLC
- Li Zeng
- G11 - INFORMATION STORAGE
Information Patent Grant
Conformal high moment side shield seed layer for perpendicular magn...
- Patent number 9,123,358
- Issue date Sep 1, 2015
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording write transducer having an improved trailing sur...
- Patent number 9,082,423
- Issue date Jul 14, 2015
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for providing side shields having non-conformal regions for...
- Patent number 8,792,208
- Issue date Jul 29, 2014
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Conformal high moment side shield seed layer for perpendicular magn...
- Patent number 8,724,259
- Issue date May 13, 2014
- Western Digital (Fremont), LLC
- Feng Liu
- 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
Systems and methods for providing perpendicular magnetic writers ha...
- Patent number 8,582,238
- Issue date Nov 12, 2013
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
PMR head with an angled stitch layer
- Patent number 8,537,494
- Issue date Sep 17, 2013
- Western Digital (Fremont), LLC
- Tao Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic writer having a split yoke
- Patent number 8,537,495
- Issue date Sep 17, 2013
- Western Digital (Fremont), LLC
- Peng Luo
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording head with nano scale pole tip bulge
- Patent number 8,520,336
- Issue date Aug 27, 2013
- Western Digital (Fremont), LLC
- Feng Liu
- G11 - INFORMATION STORAGE
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 and system for providing a transducer having dual, ABS reces...
- Patent number 8,405,930
- Issue date Mar 26, 2013
- Western Digital (Fremont), LLC
- Zhanjie Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic writer having a split yoke
- Patent number 8,373,945
- Issue date Feb 12, 2013
- Western Digital (Fremont), LLC
- Peng Luo
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing separate write and optical modules...
- Patent number 8,310,901
- Issue date Nov 13, 2012
- Western Digital (Fremont), LLC
- Sharat Batra
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for coupling a laser with a slider in an energy a...
- Patent number 8,279,719
- Issue date Oct 2, 2012
- Western Digital (Fremont), LLC
- Yufeng Hu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a perpendicular magnetic recording...
- Patent number 8,179,636
- Issue date May 15, 2012
- Western Digital (Fremont), LLC
- Zhigang Bai
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a write pole in an energy assisted...
- Patent number 8,164,855
- Issue date Apr 24, 2012
- Western Digital (Fremont), LLC
- Matthew R. Gibbons
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular recording head with shaped pole surfaces for higher l...
- Patent number 7,869,160
- Issue date Jan 11, 2011
- Western Digital (Fremont), LLC
- Tao Pan
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head having nonmagnetic insertion...
- Patent number 7,688,546
- Issue date Mar 30, 2010
- Western Digital (Fremont), LLC
- Zhigang Bai
- G11 - INFORMATION STORAGE
Information Patent Grant
Read/write head with dynamic flying height control by magnetostriction
- Patent number 7,660,080
- Issue date Feb 9, 2010
- Western Digital (Fremont), LLC
- Francis H. Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stitched top pole layer and single layer coil or...
- Patent number 7,443,632
- Issue date Oct 28, 2008
- Western Digital (Fremont), LLC
- Kroum S. Stoev
- G11 - INFORMATION STORAGE
Information Patent Grant
Inductive writer design using a soft magnetic pedestal having a hig...
- Patent number 7,375,926
- Issue date May 20, 2008
- Western Digital (Fremont), LLC
- Kroum S. Stoev
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a shielded pole magnetic head for perpendi...
- Patent number 7,337,530
- Issue date Mar 4, 2008
- Western Digital (Fremont), LLC
- Kroum S. Stoev
- G11 - INFORMATION STORAGE
Information Patent Grant
Inductive writer design for using a soft magnetic pedestal having a...
- Patent number 7,310,204
- Issue date Dec 18, 2007
- Western Digital (Fremont), LLC
- Kroum S. Stoev
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...
- Publication number 20180261242
- Publication date Sep 13, 2018
- WESTERN DIGITAL (FREMONT), LLC
- Yu PAN
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...
- Publication number 20170372728
- Publication date Dec 28, 2017
- WESTERN DIGITAL (FREMONT), LLC
- Yu PAN
- G11 - INFORMATION STORAGE
Information Patent Application
Write head having a recessed, magnetic adjunct pole formed atop a m...
- Publication number 20050007696
- Publication date Jan 13, 2005
- Western Digital (Fremont), Inc.
- Yingjian Chen
- G11 - INFORMATION STORAGE

Yugang Wang

Person

Patents Grantslast 30 patents

Magnetic writer having convex trailing surface pole and conformal w...

Magnetic writer having convex trailing surface pole and conformal w...

Shingle magnetic writer having a low sidewall angle pole

Perpendicular magnetic recording write head

Magnetic recording write transducer having an improved sidewall ang...

Magnetic write pole having engineered radius of curvature and chise...

Method for fabricating a magnetic write pole using vacuum deposition

Conformal high moment side shield seed layer for perpendicular magn...

Magnetic recording write transducer having an improved trailing sur...

Method for providing side shields having non-conformal regions for...

Conformal high moment side shield seed layer for perpendicular magn...

Magnetic recording head having a dual sidewall angle

Systems and methods for providing perpendicular magnetic writers ha...

PMR head with an angled stitch layer

Magnetic writer having a split yoke

Magnetic recording head with nano scale pole tip bulge

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

Method and system for providing a transducer having dual, ABS reces...

Magnetic writer having a split yoke

Method and system for providing separate write and optical modules...

Method and system for coupling a laser with a slider in an energy a...

Method and system for providing a perpendicular magnetic recording...

Method and system for providing a write pole in an energy assisted...

Perpendicular recording head with shaped pole surfaces for higher l...

Perpendicular magnetic recording head having nonmagnetic insertion...

Read/write head with dynamic flying height control by magnetostriction

Magnetic head with stitched top pole layer and single layer coil or...

Inductive writer design using a soft magnetic pedestal having a hig...

Method for manufacturing a shielded pole magnetic head for perpendi...

Inductive writer design for using a soft magnetic pedestal having a...

Patents Applicationslast 30 patents

MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...

MAGNETIC WRITER HAVING CONVEX TRAILING SURFACE POLE AND CONFORMAL W...

Write head having a recessed, magnetic adjunct pole formed atop a m...