Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911243 | Driver with programmable power commensurate with data-rate | Jeremy Kuehlwein, Marius Vicentiu Dina | 2011-03-22 |
| RE41662 | Input power connector for distribution panel | David E. Schomaker, Carlos Cabrera | 2010-09-14 |
| 7652537 | Amplifier with programmable input impedance | Douglas Warren Dean | 2010-01-26 |
| 7382560 | Low power servo mode write driver | Raymond Barnett, Scott Gary Sorenson | 2008-06-03 |
| 7372649 | Apparatus and method for applying write signals for driving a write head | Thomas Cougar VanEaton, Bryan E. Bloodworth, Glenn Mayfield | 2008-05-13 |
| 7292074 | Write driver with continuous impedance match and improved common mode symmetry | Raymond Barnett | 2007-11-06 |
| 7242544 | Apparatus and method for applying write signals for driving a write head | John J. Price, Jr. | 2007-07-10 |
| 7068450 | High speed pre-driver with voltage reference for thin film head write driver | Raymond Barnett | 2006-06-27 |
| 7006313 | Circuit and method to match common mode flex impedance and to achieve symmetrical switching voltage outputs of write driver | — | 2006-02-28 |
| 6975473 | Power efficient overshoot protection during an operating mode transition | — | 2005-12-13 |
| 6879455 | Method to increase head voltage swing and to reduce the rise time of write driver | Raymond Barnett, Scott Gary Sorenson | 2005-04-12 |
| 6806420 | Input power connector for distribution panel | David E. Schomaker, Carlos Cabrera | 2004-10-19 |
| 6798591 | Reference circuit for write driver circuit with programmable write current, overshoot duration and overshoot amplitude control | Raymond Barnett, Scott Gary Sorenson | 2004-09-28 |
| 6735030 | Method to write servo on multi-channels with voltage mode data and single channel with current mode data | Raymond Barnett, Scott Gary Sorenson | 2004-05-11 |
| 6512646 | Impedance-matched write circuit | John D. Leighton, Raymond Barnett | 2003-01-28 |
| 6275347 | Current bias, current sense preamplifier for a magnetoresistive reader | John D. Leighton | 2001-08-14 |
| 6236247 | Impedance pseudo-matched write driver | — | 2001-05-22 |
| 6236246 | Voltage-mode boosting circuit for write driver | John D. Leighton | 2001-05-22 |
| 6226137 | Voltage bias, current sense preamplifier using no AC-coupling capacitors for a dual strip magnetoresistive reader | — | 2001-05-01 |
| 6215607 | Write driver using continuous damping network to reduce overshoot, undershoot and settling time for magnetic inductive recording head | — | 2001-04-10 |
| 6150876 | Voltage bias, current sense preamplifier for a magnetoresistive reader | — | 2000-11-21 |
| 6128146 | Undershoot active damping circuit for write drivers | — | 2000-10-03 |
| 6111716 | Referenced magnetoresistives sensor band pass preamplifier | Craig M. Brannon, Douglas R. Peterson | 2000-08-29 |
| 5990710 | High performance write driver for magnetic inductive recording head | Raymond Barnett | 1999-11-23 |
| 5942934 | On-chip regulator providing good high frequency rejection and noise filtering from the supply | John D. Leighton | 1999-08-24 |