Inventor · disambiguated record
Hang Fai Ngo
Also filed as: NGO HANG FAI
7 granted patents·105 citations·filing 1999–2004
86Inventor score
Top patents by PatentIndex Score
7 records- 0183US6771453B2Glide slider fly height calibration method using disk spin down and slider dynamic scanHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Aug 3, 2004·25 cites·3 claims
- 0278US7121133B2System, method, and apparatus for glide head calibration with enhanced PZT channel for very low qualification glide heightsHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Oct 17, 2006·15 cites·8 claims
- 0378US6662623B2Apparatus and method for glide height calibration of disk surfaces by use of dual-zone laser textureIBM·Filed 2001·Granted Dec 16, 2003·27 cites·16 claims
- 0476US7064659B2Glide testing of disks with calibration confirmation testing by inducing collision of the slider with production disk surfaceHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jun 20, 2006·22 cites·7 claims
- 0551US7164557B2Apparatus for burnishing small asperities and cleaning loose particles from magnetic recording mediaHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jan 16, 2007·2 cites·20 claims
- 0647US6497021B2Method and apparatus for providing a low cost contact burnish sliderIBM·Filed 1999·Granted Dec 24, 2002·12 cites·20 claims
- 0744US6567240B2Disk drive platter using sputter shadows thereon for determining orientation thereofIBM·Filed 2001·Granted May 20, 2003·2 cites·12 claims
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