John David Westwood

Person

Mountain View, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic flux barrier
- Patent number 9,171,555
- Issue date Oct 27, 2015
- Seagate Technology LLC
- Eric Meloche
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic flux barrier
- Patent number 8,982,507
- Issue date Mar 17, 2015
- Seagate Technology LLC
- Eric Meloche
- G11 - INFORMATION STORAGE
Information Patent Grant
Protecting hard bias magnets during a CMP process using a sacrifici...
- Patent number 8,749,925
- Issue date Jun 10, 2014
- HGST Netherlands, B.V.
- Ying Hong
- B82 - NANO-TECHNOLOGY
Information Patent Grant
High moment films with sub-monolayer nanolaminations retaining magn...
- Patent number 6,902,826
- Issue date Jun 7, 2005
- International Business Machines Corporation
- John David Westwood
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic read and write head with NiFeCo-O-N or NiFeCo-N shield and...
- Patent number 6,853,518
- Issue date Feb 8, 2005
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of making NiFeCo-O-N or NiFeCo-N films for shields and/or po...
- Patent number 6,800,178
- Issue date Oct 5, 2004
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
High moment iron nitride based magnetic head layers resistant to ha...
- Patent number 6,724,581
- Issue date Apr 20, 2004
- International Business Machines Corporation
- John David Westwood
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Bilayer liftoff process for high moment laminate
- Patent number 6,667,850
- Issue date Dec 23, 2003
- International Business Machines Corporation
- Mahbub R. Khan
- G11 - INFORMATION STORAGE
Information Patent Grant
Bilayer liftoff process for high moment laminate
- Patent number 6,495,311
- Issue date Dec 17, 2002
- International Business Machines Corporation
- Mahbub R. Khan
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device having an improved slider
- Patent number 6,477,011
- Issue date Nov 5, 2002
- International Business Machines Corporation
- Richard Hsiao
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of sputtering high moment iron nitride based magnetic head l...
- Patent number 6,425,989
- Issue date Jul 30, 2002
- International Business Machines Corporation
- John David Westwood
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High moment laminated layer with nickel cobalt or nickel iron cobal...
- Patent number 6,278,590
- Issue date Aug 21, 2001
- International Business Machines Corporation
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Grant
Sputtering method of manufacturing Fe-Ai-N-O laminated films using...
- Patent number 6,224,719
- Issue date May 1, 2001
- International Business Machines Corporation
- John David Westwood
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High moment bilayer first pole piece layer of a write head with hig...
- Patent number 6,163,442
- Issue date Dec 19, 2000
- International Business Machines Corporation
- Hardayal Singh Gill
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of making P1 notched write head with minimum overmilled P1 a...
- Patent number 6,106,679
- Issue date Aug 22, 2000
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
Write head with notched P1 and minimum overmilled P1 and P2
- Patent number 6,072,672
- Issue date Jun 6, 2000
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
Sputtered mask defined with highly selective side wall chemical etc...
- Patent number 5,985,104
- Issue date Nov 16, 1999
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
P1 notched write head with minimum overmilled p1 and p2
- Patent number 5,916,423
- Issue date Jun 29, 1999
- International Business Machines Corporation
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Grant
Single piece slotted ferromagnetic sputtering target and sputtering...
- Patent number 5,827,414
- Issue date Oct 27, 1998
- International Business Machines Corporation
- John David Westwood
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Multilayered sendust films with a gas-doped sendust seed layer
- Patent number 5,686,193
- Issue date Nov 11, 1997
- International Business Machines Corporation
- John David Westwood
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic storage system including a magnetoresistive read sensor wi...
- Patent number 5,543,989
- Issue date Aug 6, 1996
- International Business Machines Corporation
- John D. Westwood
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC FLUX BARRIER
- Publication number 20150154985
- Publication date Jun 4, 2015
- SEAGATE TECHNOLOGY LLC
- Eric Meloche
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC SEED LAYER
- Publication number 20140093746
- Publication date Apr 3, 2014
- Seagate Technology LLC
- Antonio Javier Zambano
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC FLUX BARRIER
- Publication number 20120063032
- Publication date Mar 15, 2012
- Eric Meloche
- G11 - INFORMATION STORAGE
Information Patent Application
PROTECTING HARD BIAS MAGNETS DURING A CMP PROCESS USING A SACRIFICI...
- Publication number 20090169732
- Publication date Jul 2, 2009
- Ying Hong
- G11 - INFORMATION STORAGE
Information Patent Application
METHODS FOR FABRICATING A MAGNETIC SENSOR HEAD USING A CMP DEFINED...
- Publication number 20080155810
- Publication date Jul 3, 2008
- Ying Hong
- G01 - MEASURING TESTING
Information Patent Application
Magnetic read and write head with NiFeCo-O-N or NiFeCo-N shield and...
- Publication number 20040165317
- Publication date Aug 26, 2004
- John David Westwood
- G11 - INFORMATION STORAGE
Information Patent Application
Bilayer liftoff process for high moment laminate
- Publication number 20030036021
- Publication date Feb 20, 2003
- Mahbub R. Khan
- G11 - INFORMATION STORAGE
Information Patent Application
High moment iron nitride based magnetic head layers resistant to ha...
- Publication number 20020131202
- Publication date Sep 19, 2002
- John David Westwood
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of making NiFeCo-O-N or NiFeCo-N films for shields and/or po...
- Publication number 20020126422
- Publication date Sep 12, 2002
- International Business Machines Corporation
- John David Westwood
- B82 - NANO-TECHNOLOGY

John David Westwood

Person

Patents Grantslast 30 patents

Magnetic flux barrier

Magnetic flux barrier

Protecting hard bias magnets during a CMP process using a sacrifici...

High moment films with sub-monolayer nanolaminations retaining magn...

Magnetic read and write head with NiFeCo-O-N or NiFeCo-N shield and...

Method of making NiFeCo-O-N or NiFeCo-N films for shields and/or po...

High moment iron nitride based magnetic head layers resistant to ha...

Bilayer liftoff process for high moment laminate

Bilayer liftoff process for high moment laminate

Magnetic recording device having an improved slider

Method of sputtering high moment iron nitride based magnetic head l...

High moment laminated layer with nickel cobalt or nickel iron cobal...

Sputtering method of manufacturing Fe-Ai-N-O laminated films using...

High moment bilayer first pole piece layer of a write head with hig...

Method of making P1 notched write head with minimum overmilled P1 a...

Write head with notched P1 and minimum overmilled P1 and P2

Sputtered mask defined with highly selective side wall chemical etc...

P1 notched write head with minimum overmilled p1 and p2

Single piece slotted ferromagnetic sputtering target and sputtering...

Multilayered sendust films with a gas-doped sendust seed layer

Magnetic storage system including a magnetoresistive read sensor wi...

Patents Applicationslast 30 patents

MAGNETIC FLUX BARRIER

MAGNETIC SEED LAYER

MAGNETIC FLUX BARRIER

PROTECTING HARD BIAS MAGNETS DURING A CMP PROCESS USING A SACRIFICI...

METHODS FOR FABRICATING A MAGNETIC SENSOR HEAD USING A CMP DEFINED...

Magnetic read and write head with NiFeCo-O-N or NiFeCo-N shield and...

Bilayer liftoff process for high moment laminate

High moment iron nitride based magnetic head layers resistant to ha...

Method of making NiFeCo-O-N or NiFeCo-N films for shields and/or po...