Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9355677 | Preamplifier for adjustable write current | Todd Michael Lammers, Jason Charles Jury | 2016-05-31 |
| 9123372 | Clearance sensor and circuitry using adjustable channel parameters | Edward Charles Gage, Tim Rausch | 2015-09-01 |
| 9123355 | HAMR channel to preamp interface | Christine Green, Edward Charles Gage, Tim Rausch | 2015-09-01 |
| 9070377 | Cooling periods used during the writing of bit boundaries to a magnetic recording media | Edward Charles Gage, Jan-Ulrich Thiele | 2015-06-30 |
| 9042207 | Magnetic recording laser diode control | — | 2015-05-26 |
| 9019646 | Heat assisted magnetic recording device with pre-heated write element | Tim Rausch, Jon D. Trantham, John W. Dykes, Charles Paul Henry, Edward Charles Gage +5 more | 2015-04-28 |
| 8804272 | Clearance sensor and circuitry using adjustable channel parameters | Edward Charles Gage, Tim Rausch | 2014-08-12 |
| 8687311 | Adjusting a preamp write current to apply an asymmetric signal at a write head | Todd Michael Lammers, Thomas Lee Schick | 2014-04-01 |
| 8422172 | Actuator trace through a die | Dennis W. Hogg | 2013-04-16 |
| 8130458 | BPM recording with more than one dot per bit | Kaizhong Gao | 2012-03-06 |
| 8089719 | Finding touchdown frequency for a head in a disk drive | — | 2012-01-03 |
| 7656600 | Monitoring transducer potential to detect an operating condition | Stefan Ionescu | 2010-02-02 |
| 7589928 | Magnetic recording device including a thermal proximity sensor | Mallika Roy, Kaizhong Gao, Insik Jin, William Fitzpatrick, Sining Mao +3 more | 2009-09-15 |
| 7423826 | Readback system providing a combined sample output including multiple samples per bit | Shaoping Li, Jin Insik, Kaizhong Gao, Song S. Xue, Mike Montemorra +1 more | 2008-09-09 |
| 7113354 | Media noise low-fly height test for a disc drive | Alfredo Gay Sam | 2006-09-26 |
| 7046463 | Low flying head detection using readback signal amplitude modulation | Alfredo Gay Sam, Ghassan M. Abdelnour, Jeffrey A. Heydt | 2006-05-16 |
| 6898034 | Fly height measurement for a disc drive | Mukund Rao, Alfredo Gay Sam | 2005-05-24 |
| 6822816 | Electrical detection of low flying read/write head for a disc drive | — | 2004-11-23 |
| 6738208 | Microwave noise testing circuit for a disc drive | — | 2004-05-18 |
| 6710956 | Preamp using pulsed write currents | — | 2004-03-23 |
| 6650493 | Pulsed write current adapted for use with a field maintenance current in a data storage device | — | 2003-11-18 |
| 6466386 | Magnetic recording using discrete pulsed write currents in a disc drive | — | 2002-10-15 |
| 6349009 | Head assembly with integrated write current shaping circuit | Hieu V. Nguyen | 2002-02-19 |
| 6270375 | Low inductance flex-to-PCB spring connector for a disc drive | Alvin E. Cox, Steven S. Eckerd | 2001-08-07 |
| 6266202 | Closed loop write verification in a disc drive | Hieu V. Nguyen | 2001-07-24 |