Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9202511 | Current-based environment determination | Xiong Liu, Chris M. Woldemar, Lihong Zhang | 2015-12-01 |
| 7715145 | Variable spindle speed for ramp unload | KianKeong Ooi, KianSoon Yeo, WeiSoon Lee | 2010-05-11 |
| 6882497 | Track closure error cancellation for a disc drive | KianKeong Ooi, WeiSung Lee, WingKong Chiang | 2005-04-19 |
| 6859341 | Method and apparatus for feedforward repeatable runout compensation in a selected frequency range | MingZhong Ding, KianKeong Ooi | 2005-02-22 |
| 6785073 | Identification and cancellation of cage frequency in a hard disc drive | KianKeon Ooi, YangQuan Chen, Ricky Wei Watt Yeo, WeiSung Lee, BengWee Quak | 2004-08-31 |
| 6762571 | Sinusoidal feed-forward seek with adaptive acoustic level constraint | MingZhong Ding, KianKeong Ooi | 2004-07-13 |
| 6704159 | Automatic acoustic management system for a disc drive | MingZhong Ding, KianKeong Ooi, YangQuan Chen, Jack Ming Teng, Beng Wee Quak | 2004-03-09 |
| 6674589 | Method for harmonic frequency identification in a disc drive | Ricky Wei Watt Yeo, KianKeong Ooi, MingZhong Ding, YangQuan Chen | 2004-01-06 |
| 6654198 | Repeatable run-out error compensation method for a disc drive | Xiong Liu, Kian Keong Ooi, ChoonKiat Lim, YangQuan Chen, Qiang Bi +2 more | 2003-11-25 |
| 6628471 | Detection and cancellation of cage frequency using the clock head in a servowriter | Ricky Yeo, KianKeong Ooi, Xiong Liu, BengWee Quak, ChiapHeok Ang | 2003-09-30 |