Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8174788 | Motor mount for interference suppression in a hard disk drive | John Contreras | 2012-05-08 |
| 8059373 | EMR sensor and transistor formed on the same substrate | Liesl Folks, Robert E. Fontana, Jr., Bruce Alvin Gurney, Stefan Maat | 2011-11-15 |
| 7667914 | Direct coupled wide-bandwidth front-end with smart bias control amplifier | John Contreras | 2010-02-23 |
| 7619843 | Write through drivers for disk drive systems | John Contreras | 2009-11-17 |
| 7545608 | Current-perpendicular-to-the-plane (CPP) magnetoresistive sensor with impedance adjustment | Satoru Araki, John Contreras, Ramona Marie Patterson, David J. Seagle, Howard Gordon Zolla | 2009-06-09 |
| 7489479 | Electrical lead suspension having partitioned air slots | Satya Prakash Arya, John Contreras, Nobumasa Nishiyama | 2009-02-10 |
| 7352535 | Method and apparatus for reducing crosstalk and signal loss in flexing interconnects of an electrical lead suspension | Satya Prakash Arya, John Contreras, Nobumasa Nishiyama | 2008-04-01 |
| 7177107 | Preamplifier circuit with signal interference cancellation suitable for use in magnetic storage devices | John Contreras, Jacobus C. L. van Peppen | 2007-02-13 |
| 7158348 | Integrated lead suspension for use in a disk drive using a tri-metal laminate and method for fabrication | A. David Erpelding | 2007-01-02 |
| 7061706 | Circuitry for linear control of head flying height using thermal means | John Thomas Conteras, Jacobus C. L. van Peppen | 2006-06-13 |
| 6859347 | Magnetic transducer with electrically conductive shield for reducing electromagnetic interference | Richard Hsiao, Edward Hing Pong Lee, Timothy J. Moran, Vladimir Nikitin, Michael Paul Salo +1 more | 2005-02-22 |
| 6671113 | Characteristically terminated write driver with compensation for magnetic response and method therefor | Jacobus C. L. van Peppen | 2003-12-30 |
| 6622252 | Data storage device having selectable performance modes for use in dual powered portable devices | Jacobus C. L. van Peppen | 2003-09-16 |
| 6608736 | Integrated trace suspension interconnect for high-data-rate single-ended preamplifier for (G)MR elements | Jacobus C. L. van Peppen | 2003-08-19 |
| 6420910 | Quasi-current sensing input impedance controlled preamplifier for magnetoresistive elements | John Contreras, Paul W. Chung, Stephen A. Jove, Jacobus C. L. van Peppen | 2002-07-16 |
| 6400518 | Magneto-resistive asymmetry correction circuit | Jaydip Bhaumik, Robert A. Kertis, Raymond A. Richetta, Jacobus C. L. van Peppen | 2002-06-04 |
| 6201653 | By-pass write drivers for high-performance data recording | John Contreras, Jacobus C. L. van Peppen | 2001-03-13 |
| 6101056 | Electronic magnetoresistive voltage biasing using a circuit and current mirrors | Jacobus C. L. van Peppen | 2000-08-08 |
| 5986839 | Electronic magnetoresistive sensor biasing using a transducer equivalent circuit and current sources | Jacobus C. L. van Peppen | 1999-11-16 |
| 5969523 | Preamplifier bias mode to re-initialize a GMR head after losing initialization | Paul W. Chung, John Contreras, Calvin Shizuo Nomura | 1999-10-19 |
| 5953173 | High CMRR and sensor-disk short-circuit protection device for dual element magnetoresistive heads | Jacobus C. L. van Peppen | 1999-09-14 |
| 5877911 | Magneto-resistive head pre-amplifying circuit for avoiding output voltage transients | Jacobus C. L. van Peppen | 1999-03-02 |
| 5818656 | Circuitry for correction of thermal transients in the analog signal from a magnetoresistive sensor | Richard James Reay | 1998-10-06 |
| 5608591 | Integrated head-electronics interconnection suspension for a data recording disk drive | — | 1997-03-04 |
| 5544138 | Adaptive system for optimizing disk drive power consumption | Christopher H. Bajorek, Thomas Glaser, Charles R. Nielsen, George R. Santana, Gordon James Smith +2 more | 1996-08-06 |