Inventor · disambiguated record
Rehan Ahmed Zakai
Also filed as: ZAKAI REHAN · ZAKAI REHAN A · ZAKAI REHAN AHMED
31 granted patents·2 pending applications·294 citations·filing 1999–2025
97Inventor score
Files withHGST Netherlands BV12WESTERN DIGITAL TECH INC9BRAGANCA PATRICK MESQUITA3CONTRERAS JOHN T3CONTRERAS JOHN THOMAS2
Top patents by PatentIndex Score
33 records- 0195US8654465B2Implementing spin-torque oscillator sensing with enhanced demodulator for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Feb 18, 2014·37 cites·14 claims
- 0295US8553346B2Implementing spin-torque oscillator sensing with enhanced delay control feedback circuit for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Oct 8, 2013·37 cites·20 claims
- 0393US9001444B1Implementing spin torque oscillator power-on oscillation checker for microwave-assisted magnetic recording hard disk drivesHGST Netherlands BV·Filed 2014·Granted Apr 7, 2015·23 cites·17 claims
- 0493US8917465B1Implementing spin torque oscillator power-on oscillation checker using ramped STO bias differentiator in microwave-assisted magnetic recording (MAMR) hard disk drivesHGST Netherlands BV·Filed 2014·Granted Dec 23, 2014·22 cites·20 claims
- 0593US8570677B2Implementing spin-torque oscillator sensing with enhanced integrated demodulator for hard disk drivesBRAGANCA PATRICK MESQUITA·Filed 2011·Granted Oct 29, 2013·27 cites·17 claims
- 0692US9099128B1Implementing noise based detection of spin torque oscillator power-on in microwave-assisted magnetic recording (MAMR) hard disk drivesHGST Netherlands BV·Filed 2014·Granted Aug 4, 2015·17 cites·20 claims
- 0789US10461965B1Active low-power terminationWESTERN DIGITAL TECH INC·Filed 2018·Granted Oct 29, 2019·7 cites·20 claims
- 0889US8804263B1DC-offset adjustment for balanced embedded contact sensorHGST Netherlands BV·Filed 2013·Granted Aug 12, 2014·10 cites·20 claims
- 0988US8598460B2Interleaved conductor structure with offset tracesCONTRERAS JOHN T·Filed 2010·Granted Dec 3, 2013·11 cites·32 claims
- 1087US9218822B1Disk drive with preamplifier with isolation for multiple readers in a slider with a common return signalHGST Netherlands BV·Filed 2015·Granted Dec 22, 2015·9 cites·13 claims
- 1187US8482872B1Distributed temperature detector architecture for head disk interface systemsCONTRERAS JOHN THOMAS·Filed 2011·Granted Jul 9, 2013·9 cites·19 claims
- 1285US9111561B1Magnetic recording disk drive with write current overshoot amplitude (OSA) responsive to data transitionsHGST Netherlands BV·Filed 2014·Granted Aug 18, 2015·7 cites·15 claims
- 1384US8988829B1Disk drive with preamplifier for multiple readers in a slider with a common return signalHGST Netherlands BV·Filed 2014·Granted Mar 24, 2015·6 cites·16 claims
- 1484US8310902B1Signal-extraction laser-pulse system architecture for thermally-assisted magnetic recordingCONTRERAS JOHN THOMAS·Filed 2011·Granted Nov 13, 2012·7 cites·16 claims
- 1583US9030783B1Phase detection of spin torque oscillator reader excited through parametric excitationHGST Netherlands BV·Filed 2014·Granted May 12, 2015·6 cites·22 claims
- 1683US8503125B2Channel-source laser-pulsing system architecture for thermal-assisted recordingCONTRERAS JOHN·Filed 2011·Granted Aug 6, 2013·7 cites·20 claims
- 1782US10175122B2HAMR thermal sensor with fast response timeHGST Netherlands BV·Filed 2016·Granted Jan 8, 2019·2 cites·19 claims
- 1879US11303276B2Active low-power terminationWESTERN DIGITAL TECH INC·Filed 2021·Granted Apr 12, 2022·1 cites·20 claims
- 1979US9036305B1Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different numbers of conductive tracesHGST Netherlands BV·Filed 2013·Granted May 19, 2015·4 cites·10 claims
- 2077US8830614B2Balanced embedded contact sensor with low noise architectureGARZON SAMIR Y·Filed 2011·Granted Sep 9, 2014·6 cites·20 claims
- 2176US8675311B2Interleaved conductor structure with wrap around tracesCONTRERAS JOHN T·Filed 2010·Granted Mar 18, 2014·4 cites·26 claims
- 2274US10056098B1Data storage device employing multi-mode sensing circuitry for multiple head sensor elementsWESTERN DIGITAL TECH INC·Filed 2017·Granted Aug 21, 2018·3 cites·20 claims
- 2367US2025372120A1High-speed high-voltage cmos write driverWESTERN DIGITAL TECH INC·Filed 2025·Application pending·0 cites
- 2466US9196266B1Integrated lead suspension (ILS) for two-dimensional magnetic recording (TDMR) disk driveHGST Netherlands BV·Filed 2014·Granted Nov 24, 2015·1 cites·11 claims
- 2566US6127891ALow voltage class AB amplifier with gain boostingNAT SEMICONDUCTOR CORP·Filed 1999·Granted Oct 3, 2000·25 cites·20 claims
- 2665US9117469B1Suspension design with split substrate for improved interference signal immunityHGST Netherlands BV·Filed 2014·Granted Aug 25, 2015·1 cites·16 claims
- 2763US12125509B1Dark laser heating by positive pulse biasing in heat assisted magnetic recordingWESTERN DIGITAL TECH INC·Filed 2023·Granted Oct 22, 2024·0 cites·20 claims
- 2859US6788099B2System and method for effectively implementing an active termination circuit in an electronic deviceSONY CORP·Filed 2002·Granted Sep 7, 2004·5 cites·40 claims
- 2954US10564053B2HAMR thermal sensor with fast response timeWESTERN DIGITAL TECH INC·Filed 2018·Granted Feb 18, 2020·0 cites·19 claims
- 3052US11456022B2Distributed grouped terminations for multiple memory integrated circuit systemsWESTERN DIGITAL TECH INC·Filed 2020·Granted Sep 27, 2022·0 cites·20 claims
- 3151US11302645B2Printed circuit board compensation structure for high bandwidth and high die-count memory stacksWESTERN DIGITAL TECH INC·Filed 2020·Granted Apr 12, 2022·0 cites·17 claims
- 3240US10283150B2Suspension adjacent-conductors differential-signal-coupling attenuation structuresWESTERN DIGITAL TECH INC·Filed 2017·Granted May 7, 2019·0 cites·17 claims
- 3339US2012160548A1Interleaved conductor structure with traces of varying widthCONTRERAS JOHN T·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →