Inventor
Kezhao Zhang
Inventor
Fremont, CA, US
Overview
Patents· 5 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 transducer100%
PatentTitleYear
8,395,857'Simulating discrete track media with continuous media for head evaluation'20138,174,783'Testing magnetic disk performance with a single slider simulating sliders of various disk drive systems'20128,102,613'System, method and apparatus for determining track pitch in a hard disk drive to satisfy the requirements of both off-track capacity and adjacent track erasure'20127,969,675'Determination of the quality of an erase process for perpendicular magnetic recording disks'20117,170,700'Method of determining side track erasure in a disk drive'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2013Based in Fremont, CA, US· patent location history
2011–2012Patents assigned to HITACHI GLOBAL STORAGE TECH NL (3)· patent assignee history
2012–2013Patents assigned to DUAN SHANLIN (3)· patent assignee history
2012–2013Patents assigned to ZHANG JANE JIE (3)· patent assignee history
2012–2013Patents assigned to ZHANG KEZHAO (3)· patent assignee history
2012Patents assigned to JIN ZHEN (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DUAN SHANLIN | 3 | 2012–2013 |
| HITACHI GLOBAL STORAGE TECH NL | 3 | 2011–2012 |
| ZHANG JANE JIE | 3 | 2012–2013 |
| ZHANG KEZHAOself | 3 | 2012–2013 |
| JIN ZHEN | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fremont, California, US | 5 | 2007–2013 |