Inventor · disambiguated record
Bruce Douglas Buch
Also filed as: BUCH BRUCE · BUCH BRUCE D · BUCH BRUCE DOUGLAS · LIU BIN
94 granted patents·6 pending applications·1,649 citations·filing 1989–2019
99Inventor score
Files withSEAGATE TECHNOLOGY LLC52MAXTOR CORP14QUANTUM CORP11DIGITAL EQUIPMENT CORP6PATAPOUTIAN ARA5
Top patents by PatentIndex Score
100 records- 0197US10277228B1Configuration pin-strappingSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Apr 30, 2019·11 cites·20 claims
- 0297US10037779B1Read-after-write methodology using multiple actuators moveable over the same magnetic recording disk surfaceSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jul 31, 2018·60 cites·20 claims
- 0397US7266750B1Error recovery strategies for iterative decodersMAXTOR CORP·Filed 2003·Granted Sep 4, 2007·87 cites·34 claims
- 0495US9640203B1Multi-frequency microwave assisted magnetic recording apparatus and methodSEAGATE TECHNOLOGY LLC·Filed 2016·Granted May 2, 2017·19 cites·22 claims
- 0595US9201728B2Memory device with variable code rateSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Dec 1, 2015·32 cites·20 claims
- 0695US8243511B2Reuse of information from memory read operationsPATAPOUTIAN ARA·Filed 2010·Granted Aug 14, 2012·29 cites·20 claims
- 0795US7199956B1Disk drive self-servo writing using fundamental and higher harmonics of a printed reference patternMAXTOR CORP·Filed 2002·Granted Apr 3, 2007·53 cites·160 claims
- 0895US5274509AOn-the-fly splitting of disk data blocks using timed sampling of a data position indicatorDIGITAL EQUIPMENT CORP·Filed 1992·Granted Dec 28, 1993·77 cites·20 claims
- 0994US10249339B1Read-after-write methodology using multiple actuators moveable over the same magnetic recording disk surfaceSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Apr 2, 2019·17 cites·20 claims
- 1094US10042785B1Storage drive with multiple controllers having interconnected buffer managersSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Aug 7, 2018·18 cites·20 claims
- 1194US9613652B2Phase error recovery circuitry and method for a magnetic recording deviceSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Apr 4, 2017·19 cites·19 claims
- 1294US9019646B2Heat assisted magnetic recording device with pre-heated write elementSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Apr 28, 2015·30 cites·19 claims
- 1394US8254167B2Joint encoding of logical pages in multi-page memory architecturePATAPOUTIAN ARA·Filed 2010·Granted Aug 28, 2012·24 cites·20 claims
- 1494US7911724B2Write synchronization phase calibration for storage mediaSEAGATE TECHNOLOGY LLC·Filed 2009·Granted Mar 22, 2011·18 cites·50 claims
- 1593US10043543B1Method to re-characterize mechanical coupling used in multiple-actuator servo compensationSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Aug 7, 2018·12 cites·20 claims
- 1693US7278085B1Simple error-correction codes for data buffersMAXTOR CORP·Filed 2003·Granted Oct 2, 2007·74 cites·27 claims
- 1792US10424328B1Reduced latency I/O in multi-actuator deviceSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Sep 24, 2019·13 cites·20 claims
- 1892US9626989B1Selective powering techniques for heat assisted magnetic recordingSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Apr 18, 2017·13 cites·17 claims
- 1992US8627175B2Opportunistic decoding in memory systemsPATAPOUTIAN ARA·Filed 2010·Granted Jan 7, 2014·14 cites·18 claims
- 2092US7969676B2Interspersed phase-locked loop fields for data storage media synchronizationSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Jun 28, 2011·14 cites·19 claims
- 2191US10629238B1Managing storage device media data ratesSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Apr 21, 2020·7 cites·19 claims
- 2291US10547264B1Motor control circuitry for multiple-actuator supportSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jan 28, 2020·4 cites·19 claims
- 2391US7876517B2Measurement of round trip latency in write and read pathsSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Jan 25, 2011·12 cites·20 claims
- 2491US7508611B2Disk drive clock circuit that adjusts clock edge timing in response to servo information and methods thereofSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Mar 24, 2009·12 cites·18 claims
- 2591US7184241B1Disk drive that performs cold writes to erased bufferMAXTOR CORP·Filed 2005·Granted Feb 27, 2007·13 cites·27 claims
- 2690US7423832B2Controlling head heating based on upcoming data sector write patternSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Sep 9, 2008·10 cites·18 claims
- 2789US9244766B2Variable data recovery scheme hierarchySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Jan 26, 2016·12 cites·20 claims
- 2889US7342734B1Disk drives with radially aligned servo burst patterns that generate orthogonal contributions to a read signal and related demodulators and methodsMAXTOR CORP·Filed 2004·Granted Mar 11, 2008·27 cites·20 claims
- 2988US8737011B1Repeatable runout data stored in pre-servo gapSEAGATE TECHNOLOGY LLC·Filed 2013·Granted May 27, 2014·9 cites·20 claims
- 3088US8402205B2Multi-tiered metadata scheme for a data storage arrayGOSS RYAN JAMES·Filed 2010·Granted Mar 19, 2013·11 cites·20 claims
- 3188US7889450B2Reduced read/write transition overhead for storage mediaSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Feb 15, 2011·8 cites·18 claims
- 3288US7515371B1Channel postamble extension to de-gauss pole tipsMAXTOR CORP·Filed 2006·Granted Apr 7, 2009·10 cites·14 claims
- 3387US10720200B2Reduced latency I/O in multi-actuator deviceSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Jul 21, 2020·5 cites·22 claims
- 3487US8406051B2Iterative demodulation and decoding for multi-page memory architecturePATAPOUTIAN ARA·Filed 2010·Granted Mar 26, 2013·11 cites·20 claims
- 3586US9779770B13DMR media with multiple write field levelsSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Oct 3, 2017·7 cites·19 claims
- 3686US6191906B1Method for estimating sampling phase from synchronously demodulated samples of sinusoidal waveformsQUANTUM CORP·Filed 1999·Granted Feb 20, 2001·44 cites·13 claims
- 3786US5825318AData and servo sampling in synchronous data detection channelQUANTUM CORP·Filed 1996·Granted Oct 20, 1998·49 cites·31 claims
- 3884US5917670AMethod for recovering data from disk with magneto-resistive head in presence of thermal asperitiesQUANTUM CORP·Filed 1996·Granted Jun 29, 1999·51 cites·23 claims
- 3984US5669002AMulti-processor resource locking mechanism with a lock register corresponding to each resource stored in common memoryDIGITAL EQUIPMENT CORP·Filed 1995·Granted Sep 16, 1997·115 cites·45 claims
- 4083US9525576B1Self-adapting phase-locked loop filter for use in a read channelSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Dec 20, 2016·4 cites·10 claims
- 4183US8745318B2Parameter tracking for memory devicesRUB BERNARDO·Filed 2011·Granted Jun 3, 2014·7 cites·19 claims
- 4283US8582226B2Write delay stabilizationTETZLAFF DAVID ERICH·Filed 2012·Granted Nov 12, 2013·7 cites·20 claims
- 4382US10200192B2Secure execution environment clock frequency hoppingSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Feb 5, 2019·3 cites·20 claims
- 4482US9015549B2Iterating inner and outer codes for data recoveryRUB BERNARDO·Filed 2011·Granted Apr 21, 2015·8 cites·20 claims
- 4581US9164837B2Transfer unit managementSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Oct 20, 2015·5 cites·20 claims
- 4681US8572457B2Outer code protection for solid state memory devicesRUB BERNARDO·Filed 2010·Granted Oct 29, 2013·6 cites·20 claims
- 4780US5724539ASystem for selectively storing stripes of data in tracks of disks so that sum of transfer rates of stripes match communication bandwidth to hostDIGITAL EQUIPMENT CORP·Filed 1994·Granted Mar 3, 1998·84 cites·14 claims
- 4878US10664172B1Coupling multiple controller chips to a host via a single host interfaceSEAGATE TECHNOLOGY LLC·Filed 2017·Granted May 26, 2020·3 cites·20 claims
- 4978US9886970B1Noise cancellation in multitransducer recordingSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Feb 6, 2018·4 cites·17 claims
- 5077US8130553B2Systems and methods for low wear operation of solid state memoryBUCH BRUCE D·Filed 2009·Granted Mar 6, 2012·12 cites·22 claims
Showing the top 50 of 100 patent records by PatentIndex Score.
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