Yeo; Chang-dong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yeo; Chang-dong.The latest application filed is for "method of screening hard disk drive".

Company Profile

0.6.6

Yeo; Chang-dong - Yongin-si KR
Yeo; Chang Dong - Jook Gun-Li KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Single head disk drive having backup system information and method of recording and/or reading system information thereof Grant 7,167,961 - Yeo January 23, 2	2007-01-23
Method of screening hard disk drive Grant 7,123,428 - Yeo , et al. October 17, 2	2006-10-17
Methods of optimizing recording current and setting recording density of hard disk drive Grant 7,102,838 - Kim , et al. September 5, 2	2006-09-05
Methods of measuring TPTP of magnetic head and controlling recording current Grant 6,999,256 - Kim , et al. February 14, 2	2006-02-14
Method and apparatus for measuring magnetic write width of magnetic head using burst pattern Grant 6,992,849 - Yeo , et al. January 31, 2	2006-01-31
Method of screening hard disk drive App 20050052768 - Yeo, Chang-dong ; et al.	2005-03-10
Single head disk drive having backup system information and method of recording and/or reading system information thereof App 20050027935 - Yeo, Chang-dong	2005-02-03
Method And Apparatus Detecting Base Line Popping Noise In A Read Head And Stabilizing The Magnetic Domain Of Merged Magnetoresistive Read-write Heads Using Dc Write Current And Read Bias Current For An Assembled Disk Drive Grant 6,828,784 - Yun , et al. December 7, 2	2004-12-07
Methods of optimizing recording current and setting recording density of hard disk drive App 20040174627 - Kim, Jong-yoon ; et al.	2004-09-09
Methods of measuring TPTP of magnetic head and controlling recording current App 20040125478 - Kim, Jong-Yoon ; et al.	2004-07-01
Method and apparatus for measuring magnetic write width of magnetic head using burst pattern App 20040080845 - Yeo, Chang-Dong ; et al.	2004-04-29
Method and apparatus detecting base line popping noise in a read head and stablizing the magnetic domain of merged magnetoresistive read-write heads using DC write current and read bias current for an assembled disk drive App 20030151403 - Yun Yun, Jong ; et al.	2003-08-14

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