Inventor
Yansheng Luo
Inventor
Fremont, CA, US
Overview
Patents· 15 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 transducer67%
G06FElectric digital data processing11%
Y10TTechnical subjects covered by former us classification11%
B82YSpecific uses or applications of nanostructures6%
C02FTreatment of water, waste water, sewage, or sludge6%
PatentTitleYear
11,111,162Method and treatment system for treating mineral or oil sands tailings20218,947,828'Magnetic head having a double bump wrap around shield'20158,947,827'Stitched pole having a tapered tip'20158,537,496'Perpendicular magnetic write head having a trailing wrap-around magnetic shield magnetically biased in a cross track direction'20138,331,058'Method and apparatus for providing a write head with an improved pole tip to improve overwrite and/or adjacent track interference'20128,089,725'Magnetic head having a stepped or segmented wrap around shield and methods of formation thereof'20128,068,311'Perpendicular magnetic write head having a novel trailing return pole for reduced wide-area-track-erasure'20117,990,652'Perpendicular magnetic write head with stepped write pole for reduced MCW dependency on skew angle'20117,724,462'System, method and apparatus for direct head-disk clearance measurement by slider vibration and fly height calibration'20107,365,531'Magnetic reader recording characterization at slider or bar level'20087,263,676'Method and apparatus for detecting and analyzing the propagation of noise through an integrated circuit'20077,227,711'System, method, and apparatus for in-situ stray magnetic field measurement'20077,133,241'Method and apparatus for optimizing record quality with varying track and linear density by allowing overlapping data tracks'20067,092,206'Magnetic head with magnetic layers of differing widths and third pole with reduced thickness'20067,007,252'Method and apparatus for characterizing the propagation of noise through a cell in an integrated circuit'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006–2010Patents assigned to HITACHI GLOBAL STORAGE TECH (5)· patent assignee history
2006–2015Based in Fremont, CA, US· patent location history
2011–2012Patents assigned to HITACHI GLOBAL STORAGE TECH NL (4)· patent assignee history
2011–2013Patents assigned to LUO YANSHENG (4)· patent assignee history
2011–2012Patents assigned to HSIAO WEN-CHIEN DAVID (3)· patent assignee history
2013–2015Patents assigned to HGST Netherlands BV (3)· patent assignee history
2021Based in Johns Creek, GA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI GLOBAL STORAGE TECH | 5 | 2006–2010 |
| HITACHI GLOBAL STORAGE TECH NL | 4 | 2011–2012 |
| LUO YANSHENGself | 4 | 2011–2013 |
| HGST Netherlands BV | 3 | 2013–2015 |
| HSIAO WEN-CHIEN DAVID | 3 | 2011–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fremont, California, US | 14 | 2006–2015 |
| Johns Creek, Georgia, US | 1 | 2021 |