Inventor
Hieu Lam
Inventor
Milpitas, CA, US
Overview
Patents· 10 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 transducer56%
Y10TTechnical subjects covered by former us classification17%
C25DProcesses for the electrolytic or electrophoretic production of coatings11%
B82YSpecific uses or applications of nanostructures6%
C23CCoating metallic material6%
C25FProcesses for the electrolytic removal of materials from objects6%
PatentTitleYear
8,861,137'Perpendicular magnetic recording write head with main pole formed on a metallic amorphous underlayer'20148,187,452'Method and system for magnetic recording media'20127,990,651'Method of manufacturing a perpendicular magnetic write head with stepped trailing magnetic shield with electrical lapping guide control'20117,933,096'Layered return poles for magnetic write heads'20117,631,417'Use of anti-reflective seed layers for the fabrication of perpendicular thin film heads'20097,612,964'Magnetic write head having a self aligned, steep shoulder pole structure and method of manufacture thereof'20097,593,186'P1 write pole with shoulder formation'20097,536,777'Use of metal capped seed layers for the fabrication of perpendicular thin film heads'20097,536,774'Method and apparatus for integrating a stair notch and a gap bump at a pole tip in a write head'20097,172,786'Methods for improving positioning performance of electron beam lithography on magnetic wafers'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2009Patents assigned to HITACHI GLOBAL STORAGE TECH (6)· patent assignee history
2007–2014Based in Milpitas, CA, US· patent location history
2011Patents assigned to HITACHI GLOBAL STORAGE TECH NL (2)· patent assignee history
2012Patents assigned to GONG JIE (1)· patent assignee history
2012Patents assigned to KIEF MARK T (1)· patent assignee history
2014Patents assigned to HGST Netherlands BV (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI GLOBAL STORAGE TECH | 6 | 2007–2009 |
| HITACHI GLOBAL STORAGE TECH NL | 2 | 2011 |
| GONG JIE | 1 | 2012 |
| HGST Netherlands BV | 1 | 2014 |
| KIEF MARK T | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Milpitas, California, US | 10 | 2007–2014 |