Kai-Chieh Chang

Person

Pleasanton, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic stack including non-magnetic seed layer for hard disk driv...
- Patent number 11,763,845
- Issue date Sep 19, 2023
- Seagate Technology LLC
- Florin Zavaliche
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic stack including MgO—Ti(ON) interlayer
- Patent number 10,453,487
- Issue date Oct 22, 2019
- Seagate Technology LLC
- Yukiko Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted rotating disk magnetometer for ultra-high anisotropy...
- Patent number 10,134,446
- Issue date Nov 20, 2018
- Seagate Technology LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Interlayer structure for heat assisted magnetic recording
- Patent number 10,026,432
- Issue date Jul 17, 2018
- Seagate Technology LLC
- Thomas P. Nolan
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat assisted magnetic recording (HAMR) media with thermal exchange...
- Patent number 9,984,709
- Issue date May 29, 2018
- Seagate Technology LLC
- Pin-Wei Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Low power thermally assisted data recording media
- Patent number 9,940,962
- Issue date Apr 10, 2018
- Seagate Technology LLC
- Jan-Ulrich Thiele
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Heat-assisted rotating disk magnetometer for ultra-high anisotropy...
- Patent number 9,916,868
- Issue date Mar 13, 2018
- Seagate Technology LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Capping layer for magnetic recording stack
- Patent number 9,779,771
- Issue date Oct 3, 2017
- Seagate Technology LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic stack including MgO-Ti(ON) interlayer
- Patent number 9,672,854
- Issue date Jun 6, 2017
- Seagate Technology LLC
- Yukiko Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted rotating disk magnetometer for ultra-high anisotropy...
- Patent number 9,589,588
- Issue date Mar 7, 2017
- Seagate Technology LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus including temperature-dependent exchange spring mechanism
- Patent number 9,349,402
- Issue date May 24, 2016
- Seagate Technology LLC
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Heat-assisted rotating disk magnetometer for ultra-high anisotropy...
- Patent number 9,336,832
- Issue date May 10, 2016
- Seagate Technology LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Grant
Heatsink for heat assisted magnetic recording media
- Patent number 9,263,076
- Issue date Feb 16, 2016
- Seagate Technology LLC
- Yingguo Peng
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Composite magnetic recording structure for heat assisted magnetic r...
- Patent number 8,988,976
- Issue date Mar 24, 2015
- Seagate Technology LLC
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Data media with tuned thermal conductivity and magnetic permeability
- Patent number 8,841,007
- Issue date Sep 23, 2014
- Seagate Technology LLC
- Kai-Chieh Chang
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuned heatsink layers
- Patent number 8,765,273
- Issue date Jul 1, 2014
- Seagate Technology LLC
- Yukiko Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Composite soft underlayer including negative anisotropy material
- Patent number 8,455,118
- Issue date Jun 4, 2013
- Seagate Technology LLC
- Kai-Chieh Chang
- G11 - INFORMATION STORAGE
Information Patent Grant
Epitaxial ferroelectric and magnetic recording structures including...
- Patent number 7,541,105
- Issue date Jun 2, 2009
- Seagate Technology LLC
- Thomas Francis Ambrose
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE HEATSINK ARCHITECTURE FOR HAMR MEDIA
- Publication number 20240331728
- Publication date Oct 3, 2024
- SEAGATE TECHNOLOGY LLC
- Wei-Heng HSU
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC STACK INCLUDING NON-MAGNETIC SEED LAYER FOR HARD DISK DRIV...
- Publication number 20230178106
- Publication date Jun 8, 2023
- SEAGATE TECHNOLOGY LLC
- Florin Zavaliche
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE HEAT ASSISTED MAGNETIC RECORDING MEDIA WITH ANISOTROPY FI...
- Publication number 20190027173
- Publication date Jan 24, 2019
- SEAGATE TECHNOLOGY LLC
- YinFeng DING
- G11 - INFORMATION STORAGE
Information Patent Application
HEAT-ASSISTED ROTATING DISK MAGNETOMETER FOR ULTRA-HIGH ANISOTROPY...
- Publication number 20160343396
- Publication date Nov 24, 2016
- SEAGATE TECHNOLOGY LLC
- Kangkang Wang
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC STACK INCLUDING MgO-Ti(ON) INTERLAYER
- Publication number 20160099016
- Publication date Apr 7, 2016
- SEAGATE TECHNOLOGY LLC
- Yukiko Kubota
- G11 - INFORMATION STORAGE
Information Patent Application
Low Power Thermally Assisted Data Recording Media
- Publication number 20160064022
- Publication date Mar 3, 2016
- Seagate Technology LLC
- Jan-Ulrich Thiele
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR FABRICATING A PATTERNED COMPOSITE STRUCTURE
- Publication number 20150154995
- Publication date Jun 4, 2015
- SEAGATE TECHNOLOGY LLC
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC STACK INCLUDING MgO-Ti(ON) INTERLAYER
- Publication number 20150093598
- Publication date Apr 2, 2015
- SEAGATE TECHNOLOGY LLC
- Yukiko Kubota
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR FABRICATING A PATTERNED COMPOSITE STRUCTURE
- Publication number 20150016237
- Publication date Jan 15, 2015
- SEAGATE TECHNOLOGY LLC
- Xi Chen
- G11 - INFORMATION STORAGE
Information Patent Application
Data Media With Tuned Thermal Conductivity and Magnetic Permeability
- Publication number 20130288079
- Publication date Oct 31, 2013
- SEAGATE TECHNOLOGY LLC
- Kai-Chieh Chang
- G11 - INFORMATION STORAGE
Information Patent Application
COMPOSITE SOFT UNDERLAYER INCLUDING NEGATIVE ANISOTROPY MATERIAL
- Publication number 20120052327
- Publication date Mar 1, 2012
- Seagate Technology LLC
- Kai-Chieh Chang
- G11 - INFORMATION STORAGE
Information Patent Application
Epitaxial ferroelectric and magnetic recording structures including...
- Publication number 20080075980
- Publication date Mar 27, 2008
- Seagate Technology LLC
- Thomas Francis Ambrose
- G11 - INFORMATION STORAGE

Kai-Chieh Chang

Person

Patents Grantslast 30 patents

Magnetic stack including non-magnetic seed layer for hard disk driv...

Magnetic stack including MgO—Ti(ON) interlayer

Heat-assisted rotating disk magnetometer for ultra-high anisotropy...

Interlayer structure for heat assisted magnetic recording

Heat assisted magnetic recording (HAMR) media with thermal exchange...

Low power thermally assisted data recording media

Heat-assisted rotating disk magnetometer for ultra-high anisotropy...

Capping layer for magnetic recording stack

Magnetic stack including MgO-Ti(ON) interlayer

Heat-assisted rotating disk magnetometer for ultra-high anisotropy...

Apparatus including temperature-dependent exchange spring mechanism

Heat-assisted rotating disk magnetometer for ultra-high anisotropy...

Heatsink for heat assisted magnetic recording media

Composite magnetic recording structure for heat assisted magnetic r...

Data media with tuned thermal conductivity and magnetic permeability

Tuned heatsink layers

Composite soft underlayer including negative anisotropy material

Epitaxial ferroelectric and magnetic recording structures including...

Patents Applicationslast 30 patents

MULTIPLE HEATSINK ARCHITECTURE FOR HAMR MEDIA

MAGNETIC STACK INCLUDING NON-MAGNETIC SEED LAYER FOR HARD DISK DRIV...

COMPOSITE HEAT ASSISTED MAGNETIC RECORDING MEDIA WITH ANISOTROPY FI...

HEAT-ASSISTED ROTATING DISK MAGNETOMETER FOR ULTRA-HIGH ANISOTROPY...

MAGNETIC STACK INCLUDING MgO-Ti(ON) INTERLAYER

Low Power Thermally Assisted Data Recording Media

METHOD FOR FABRICATING A PATTERNED COMPOSITE STRUCTURE

MAGNETIC STACK INCLUDING MgO-Ti(ON) INTERLAYER

METHOD FOR FABRICATING A PATTERNED COMPOSITE STRUCTURE

Data Media With Tuned Thermal Conductivity and Magnetic Permeability

COMPOSITE SOFT UNDERLAYER INCLUDING NEGATIVE ANISOTROPY MATERIAL

Epitaxial ferroelectric and magnetic recording structures including...