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Inventor

Kok-Kia Chew

Inventor
Fremont, CA, US

Overview

7→
Patents
1996–2004
Patent span
Physics
Primary field (CPC G)

Patents· 7 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
6,762,902'Time-varying, non-synchronous disturbance identification and cancellation in a rotating disk storage device'20046,700,731'In-situ linearization of magnetic read/write head transducer position error signal'20046,567,233'4-D shock-sensing for hard-disk drives'20036,393,511'Multi-track density direct access storage device'20025,999,351'Multi-track density direct access storage device'19995,717,538'Asynchronous position error signal detector employing weighted accumulation for use in servo system'19985,539,592'System and method for monitoring friction between head and disk to predict head disk interaction failure in direct access storage devices'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2002Patents assigned to IBM (4)· patent assignee history
1996–2004Based in Fremont, CA, US· patent location history
2002Based in Milpitas, CA, US· patent location history
2003Patents assigned to CIRRUS LOGIC INC (1)· patent assignee history
2004Patents assigned to SAMSUNG ELECTRONICS CO INC (1)· patent assignee history
2004Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM41996–2002
CIRRUS LOGIC INC12003
SAMSUNG ELECTRONICS CO INC12004
SAMSUNG ELECTRONICS CO LTD12004
Locations
LocationPatentsSpan
Fremont, California, US61996–2004
Milpitas, California, US12002