Inventor

Jih-Shiuan Luo

Inventor

San Jose, CA, US

Overview

25→

Patents

2001–2020

Patent span

Physics

Primary field (CPC G)

Patents· 25 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer49%

Y10TTechnical subjects covered by former us classification21%

B82YSpecific uses or applications of nanostructures9%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges5%

B24CAbrasive or related blasting with particulate material2%

G01NInvestigating or analysing materials by determining their chemical or physical properties2%

G01RMeasuring electric variables2%

G11CStatic stores2%

H01FMagnets2%

H10NElectric solid-state devices not otherwise provided for2%

PatentTitleYear

10,825,474Data storage device reverse biasing head element to counter electro-migration2020 10,566,018Data storage device reverse biasing head element to counter electro-migration2020 8,474,127'Method for enhancing thermal stability, improving biasing and reducing damage from electrostatic discharge in self-pinned abutted junction heads'2013 8,213,132'Magnetic sensor having a physically hard insulation layer over a magnetic bias structure'2012 8,040,131'Method for testing the acceptability of a magnetic read sensor'2011 7,639,458'System and method for pre-stressing a read head for improving performance thereof'2009 7,472,469'Method for fabricating a magnetic head having a sensor stack and two lateral stack'2009 7,466,524'Self-pinned spin valve sensor having its first AP pinned layer thicker than its second AP pinned layer to reduce the likelihood of amplitude flip'2008 7,344,330'Topographically defined thin film CPP read head fabrication'2008 7,330,336'Dual polarity bias for prolonging the life of a heating element in magnetic data storage devices'2008 7,194,796'Method for creating a magnetic head'2007 7,165,462'Individual slider testing'2007 7,099,123'Self-pinned abutted junction heads having an arrangement of a second hard bias layer and a free layer for providing a net net longitudinal bias on the free layer'2006 7,092,220'Apparatus for enhancing thermal stability, improving biasing and reducing damage from electrostatic discharge in self-pinned abutted junction heads having a first self-pinned layer extending under the hard bias layers'2006 7,072,154'Method and apparatus for providing a self-pinned bias layer that extends beyond the ends of the free layer'2006 7,049,809'System, method, and apparatus for handling and testing individual sliders in a row-like format in single slider processing systems'2006 7,050,277'Apparatus having a self-pinned abutted junction magnetic read sensor with hard bias layers formed over ends of a self-pinned layer and extending under a hard bias layer'2006 7,019,949'Self-pinned spin valve sensor having its first AP pinned layer thicker than its second AP pinned layer to reduce the likelihood of amplitude flip'2006 7,005,858'System and method for decreasing ESD damage during component level long term testing'2006 6,879,512'Nonvolatile memory device utilizing spin-valve-type designs and current pulses'2005 6,847,505'Electrostatic discharge protection for disk drive integrated lead suspension'2005 6,788,500'System and method for pre-stressing a read head for improving performance thereof'2004 6,762,914'Method for the rapid measurement of magnetoresistive read head dimensions'2004 6,319,102'Capacitor coupled chuck for carbon dioxide snow cleaning system'2001 6,265,885'Method, apparatus and computer program product for identifying electrostatic discharge damage to a thin film device'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2005Patents assigned to IBM (4)· patent assignee history

2001–2020Based in San Jose, CA, US· patent location history

2004–2009Patents assigned to HITACHI GLOBAL STORAGE TECH (16)· patent assignee history

2008Based in Sunnyvale, CA, US· patent location history

2011–2012Patents assigned to HITACHI GLOBAL STORAGE TECH NL (2)· patent assignee history

2012–2013Patents assigned to LUO JIH-SHIUAN (2)· patent assignee history

2020Patents assigned to WESTERN DIGITAL TECH INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI GLOBAL STORAGE TECH	16	2004–2009
IBM	4	2001–2005
HITACHI GLOBAL STORAGE TECH NL	2	2011–2012
LUO JIH-SHIUANself	2	2012–2013
WESTERN DIGITAL TECH INC	2	2020

Locations

Location	Patents	Span
San Jose, California, US	24	2001–2020
Sunnyvale, California, US	1	2008