Inventor

Chung-Yuang Shih

Inventor

Cupertino, CA, US

Overview

1999–2021

Patent span

Physics

Primary field (CPC G)

Patents· 36 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 transducer33%

Y10TTechnical subjects covered by former us classification15%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%

B23KSoldering or unsoldering11%

B28DWorking stone or stone-like materials4%

C03BManufacture, shaping, or supplementary processes4%

C23CCoating metallic material4%

G02BOptical elements, systems or apparatus2%

H01JElectric discharge tubes or discharge lamps2%

Y02PClimate change mitigation technologies in the production or processing of goods2%

PatentTitleYear

10,882,854Heterocyclic compounds and use thereof2021 8,101,292'Magnetic storage media with Ag, Au-containing magnetic layers'2012 7,736,766'Magnetic storage media with Ag, Au-containing magnetic layers'2010 6,815,054'Ultra-thin, corrosion resistant, hydrogenated carbon overcoats by combined sputtering and PECVD'2004 6,787,732'Method for laser-scribing brittle substrates and apparatus therefor'2004 6,744,009'Combined laser-scribing and laser-breaking for shaping of brittle substrates'2004 6,660,886'Amphiphilic lubricants for magnetic media'2003 6,641,932'Magnetic thin film media with chromium capping layer'2003 6,589,609'Crystal zone texture of glass-ceramic substrates for magnetic recording disks'2003 6,577,466'Head with active fly height control'2003 6,572,958'Magnetic recording media comprising a silicon carbide corrosion barrier layer and a c-overcoat'2003 6,569,294'Sputtering target assembly and method for depositing a thickness gradient layer with narrow transition zone'2003 6,565,718'Magnetic recording medium with high density, thin dual carbon overcoats'2003 6,549,360'Magnetic recording medium with laser-formed servo-marks'2003 6,535,352'Head media interface for stiction control'2003 6,529,342'Method for controlling flying height of a magnetic head'2003 6,524,724'Control of magnetic film grain structure by modifying Ni-P plating of the substrate'2003 6,500,484'Magnetic recording media'2002 6,501,047'Laser-scribing brittle substrates'2002 6,483,666'Magnetic media with texturing features formed by selectively non-uniform laser beams'2002 6,468,405'Sputtering target assembly and method for depositing a thickness gradient layer with narrow transition zone'2002 6,468,596'Laser-assisted in-situ fractionated lubricant and a new process for surface of magnetic recording media'2002 6,416,839'Magnetic recording medium with laser-formed differential zone lubrication'2002 6,366,416'Glide test head with active fly height control'2002 6,348,266'Amphiphillic lubricants for magnetic media'2002 6,320,728'Laser textured magnetic surface micro-ridges/grooves to enhance magnetic recording performance'2001 6,313,647'Technique for measuring resistivity'2001 6,303,214'Magnetic recording medium with high density thin dual carbon overcoats'2001 6,297,910'Laser-texturing data zone on a magnetic disk surface by using degenerative two wave mixing'2001 6,238,796'Magnetic recording media'2001 6,225,595'Shaped-beam laser texturing of magnetic media'2001 6,221,442'Method of making a magnetic recording medium with laser-formed differential zone lubrication'2001 6,214,434'Isolated single-domain high-density magnetic recording media and method of manufacturing the media'2001 6,169,631'Laser-texturing data zone on a magnetic disk surface by using degenerative two wave mixing'2001 6,147,322'Laser texturing magnetic recording medium with ultra-fine texture pattern'2000 5,956,217'Reference disk for determining glide height'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2003Patents assigned to SEAGATE TECHNOLOGY (3)· patent assignee history

1999–2012Based in Cupertino, CA, US· patent location history

2000–2012Patents assigned to SEAGATE TECHNOLOGY LLC (32)· patent assignee history

2002Based in Cupertine, CA, US· patent location history

2012Patents assigned to CHOUR KUEIR-WEEI (1)· patent assignee history

2012Patents assigned to GIRT EROL (1)· patent assignee history

2012Patents assigned to LEE JEAN LING (1)· patent assignee history

2021Based in Carmel, IN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEAGATE TECHNOLOGY LLC	32	2000–2012
SEAGATE TECHNOLOGY	3	1999–2003
CHOUR KUEIR-WEEI	1	2012
GIRT EROL	1	2012
LEE JEAN LING	1	2012

Locations

Location	Patents	Span
Cupertino, California, US	34	1999–2012
Carmel, IN, US	1	2021
Cupertine, California, US	1	2002