Samuel Wei-san Yuan

Person

Saratoga, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for defining a perpendicular magnetic head
- Patent number 7,870,659
- Issue date Jan 18, 2011
- Hitachi Global Storage Technologies Netherlands B.V.
- Vladimir Nikitin
- G11 - INFORMATION STORAGE
Information Patent Grant
Side-by-side magnetic head configuration with flared pole tip layer...
- Patent number 7,692,893
- Issue date Apr 6, 2010
- Hitachi Global Storage Technologies Netherlands, B.V.
- Vladimir Nikitin
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual polarity bias for prolonging the life of a heating element in...
- Patent number 7,330,336
- Issue date Feb 12, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Jih-Shiuan Luo
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for optimizing record quality with varying tra...
- Patent number 7,133,241
- Issue date Nov 7, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Xiaodong Che
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having a bilayer pole tip
- Patent number 7,085,100
- Issue date Aug 1, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Tom King Harris, III
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic transducer with a write head having a multi-layer coil
- Patent number 7,079,355
- Issue date Jul 18, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Richard D. Hsiao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording heads having thin thermally conductive undercoating
- Patent number 7,035,047
- Issue date Apr 25, 2006
- International Business Machines Corporation
- Wen-Chien Hsiao
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic transducer with electrically conductive shield for reducin...
- Patent number 6,859,347
- Issue date Feb 22, 2005
- Hitachi Global Storage Technologies Netherlands, B.V.
- Richard Hsiao
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method And Apparatus For Processing Sub-Micron Write Head Flare Def...
- Publication number 20090095707
- Publication date Apr 16, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Vladimir Nikitin
- G11 - INFORMATION STORAGE

Samuel Wei-san Yuan

Person

Patents Grantslast 30 patents

Method for defining a perpendicular magnetic head

Side-by-side magnetic head configuration with flared pole tip layer...

Dual polarity bias for prolonging the life of a heating element in...

Method and apparatus for optimizing record quality with varying tra...

Magnetic head having a bilayer pole tip

Magnetic transducer with a write head having a multi-layer coil

Magnetic recording heads having thin thermally conductive undercoating

Magnetic transducer with electrically conductive shield for reducin...

Patents Applicationslast 30 patents

Method And Apparatus For Processing Sub-Micron Write Head Flare Def...