Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10839842 | Attenuation of vibration-induced disturbances in a data storage device | WenJun Cao, Qiang Bi, Kian Keong Ooi | 2020-11-17 |
| 8294400 | Closed loop calibration of back EMF measurement | — | 2012-10-23 |
| 7826163 | Large shock particle mitigation | Marinko Bosnich, Abhay T. Kataria | 2010-11-02 |
| 7719787 | Phase locked anti- notch filter in a servo control loop | — | 2010-05-18 |
| 7421359 | Detecting back electromotive force voltage | KarWei Koay | 2008-09-02 |
| 7016141 | Settle, rotational/linear vibration, and track follow controller optimization with shared state controller | Shirish Bahirat | 2006-03-21 |
| 6963466 | Radial dependent low frequency repeatable run out compensation apparatus and method | Michael Baum, Steven Koldewyn | 2005-11-08 |
| 6930851 | Guiding a sensor using a broadly-curved lateral profile | Reed D. Hanson, John C. Morris, Thomas Zirps, Nathaniel B. Wilson | 2005-08-16 |
| 6867943 | Efficient feedforward compensation for repeatable runout in a disc drive | Jianbo He, Khalil Dizaji, Hai T. Ho, Reed D. Hanson | 2005-03-15 |
| 6717765 | Method and circuit for sensing back EMF | — | 2004-04-06 |
| 6697207 | Method and circuit for providing velocity-controlled head loading or unloading | — | 2004-02-24 |
| 6515818 | Track follow at quarter track with narrow heads using non-conventional ordering of quadrature fields | — | 2003-02-04 |