Inventor
Hua-Ching Tong
Inventor
San Jose, CA, US
Overview
Patents· 33 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 transducer28%
B82YSpecific uses or applications of nanostructures20%
Y10TTechnical subjects covered by former us classification12%
G01RMeasuring electric variables10%
H01FMagnets8%
G11CStatic stores5%
H10NElectric solid-state devices not otherwise provided for5%
C23CCoating metallic material3%
H10BElectronic memory devices3%
H01JElectric discharge tubes or discharge lamps1%
PatentTitleYear
9,525,117'Thermoelectric materials based on single crystal AlInN—GaN grown by metalorganic vapor phase epitaxy'20167,110,289'Method and system for controlling MRAM write current to reduce power consumption'20067,007,372'Method for making high speed, high areal density inductive write structure'20066,888,184'Shielded magnetic ram cells'20056,873,547'High capacity MRAM memory array architecture'20056,747,301'Spin dependent tunneling barriers formed with a magnetic alloy'20046,661,625'Spin-dependent tunneling sensor with low resistance metal oxide tunnel barrier'20036,650,503'Inductive write head including a thin high moment pedestal having a tapered edge'20036,639,291'Spin dependent tunneling barriers doped with magnetic particles'20036,633,464'Synthetic antiferromagnetic pinned layer with Fe/FeSi/Fe system'20036,618,223'High speed, high areal density inductive writer'20036,468,436'Method and system for providing a magnetoresistive head having higher efficiency'20026,459,552'Thin film read head with coplanar pole tips'20026,430,806'Method for manufacturing an inductive write element employing bi-layer photoresist to define a thin high moment pole pedestal'20026,424,507'Spin valve magnetoresistive sensor for high temperature environment using iridium manganese'20026,392,850'Magnetoresistive transducer having a common magnetic bias using assertive and complementary signals'20026,351,355'Spin valve device with improved thermal stability'20026,317,297'Current pinned dual spin valve with synthetic pinned layers'20016,185,077'Spin valve sensor with antiferromagnetic and magnetostatically coupled pinning structure'20016,166,891'Magnetoresistive sensor for high temperature environment using iridium manganese'20006,137,661'System for providing a magnetoresistive head having higher efficiency'20006,073,338'Thin film read head with coplanar pole tips'20005,986,978'Read/write head and method for magnetic reading and magneto-optical writing on a data storage medium'19995,876,848'Thin film magnetic structure having ferromagnetic and antiferromagnetic layers'19995,859,754'Magnetoresistive transducer having a common magnetic bias using assertive and complementary signals'19995,792,547'Low noise magnetic head for high frequency recording'19985,726,841'Thin film magnetic head with trimmed pole tips etched by focused ion beam for undershoot reduction'19985,705,973'Bias-free symmetric dual spin valve giant magnetoresistance transducer'19985,617,278'Magnetic head structure with reduction of magnetic domain instability'19975,612,098'Method of forming a thin film magnetic structure having ferromagnetic and antiferromagnetic layers'19975,529,814'Method of producing exchange coupled magnetic thin films with post-deposition annealing'19965,373,408'Configuring domain pattern in thin films of magnetic heads'19945,290,416'Unidirectional field generator'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2005Patents assigned to READ RITE CORP (25)· patent assignee history
1994–2006Based in San Jose, CA, US· patent location history
2003–2006Patents assigned to WESTERN DIGITAL FREMONT INC (4)· patent assignee history
2006Patents assigned to ST MICROELECTRONICS SRL (1)· patent assignee history
2016Patents assigned to HUANG GENSHENG (1)· patent assignee history
2016Patents assigned to LIU GUANGYU (1)· patent assignee history
2016Based in Allentown, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| READ RITE CORP | 25 | 1994–2005 |
| WESTERN DIGITAL FREMONT INC | 4 | 2003–2006 |
| HUANG GENSHENG | 1 | 2016 |
| LIU GUANGYU | 1 | 2016 |
| ST MICROELECTRONICS SRL | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Jose, California, US | 32 | 1994–2006 |
| Allentown, Pennsylvania, US | 1 | 2016 |