Inventor · disambiguated record
Steven R. Hetzler
Also filed as: HETZLER STEVEN R · HETZLER STEVEN ROBERT
122 granted patents·5 pending applications·2,917 citations·filing 1990–2021
99Inventor score
Top patents by PatentIndex Score
127 records- 0199US5523903ASector architecture for fixed block disk driveIBM·Filed 1993·Granted Jun 4, 1996·275 cites·12 claims
- 0298US5500848ASector servo data recording disk having data regions without identification (ID) fieldsIBM·Filed 1993·Granted Mar 19, 1996·112 cites·15 claims
- 0398US5210660ASectored servo independent of data architectureIBM·Filed 1990·Granted May 11, 1993·119 cites·14 claims
- 0497US11175986B1Storage systems implementing offset erasure code stripesIBM·Filed 2020·Granted Nov 16, 2021·6 cites·23 claims
- 0597US10740183B1Recovering failed devices in distributed data centersIBM·Filed 2019·Granted Aug 11, 2020·26 cites·20 claims
- 0697US5285327AApparatus for controlling reading and writing in a disk driveIBM·Filed 1993·Granted Feb 8, 1994·92 cites·9 claims
- 0796US7010645B2System and method for sequentially staging received data to a write cache in advance of storing the received dataIBM·Filed 2002·Granted Mar 7, 2006·145 cites·26 claims
- 0896US5768044AZoned recording embedded servo disk drive having no data identification fields and reduced rotational latencyIBM·Filed 1996·Granted Jun 16, 1998·115 cites·2 claims
- 0996US5615190AFixed- block architecture embedded servo disk drive without data identification (ID) regionsIBM·Filed 1995·Granted Mar 25, 1997·105 cites·26 claims
- 1095US8583868B2Storage system cache using flash memory with direct block accessBELLUOMINI WENDY A·Filed 2011·Granted Nov 12, 2013·36 cites·25 claims
- 1195US8433979B2Nested multiple erasure correcting codes for storage arraysBLAUM MARIO·Filed 2011·Granted Apr 30, 2013·28 cites·5 claims
- 1294US5937435ASystem and method for skip-sector mapping in a data recording disk driveIBM·Filed 1996·Granted Aug 10, 1999·121 cites·7 claims
- 1393US9990325B2Universal serial bus (USB) filter hub malicious code prevention systemIBM·Filed 2015·Granted Jun 5, 2018·12 cites·13 claims
- 1493US6725385B1Intelligent electronic power controllerIBM·Filed 2000·Granted Apr 20, 2004·93 cites·42 claims
- 1593US5954820APortable computer with adaptive demand-driven power managementIBM·Filed 1997·Granted Sep 21, 1999·218 cites·31 claims
- 1693US5909333AServo-writing system for use in a data recording disk driveIBM·Filed 1997·Granted Jun 1, 1999·115 cites·68 claims
- 1792US9672863B1Disc gripper for storage discsIBM·Filed 2016·Granted Jun 6, 2017·11 cites·18 claims
- 1892US7254754B2Raid 3+3IBM·Filed 2003·Granted Aug 7, 2007·60 cites·11 claims
- 1992US5903410ADisk drive using multiple servo timing marks that form a code of unique interrelated bit patternsIBM·Filed 1997·Granted May 11, 1999·75 cites·61 claims
- 2091US9741390B1Optical disc driveIBM·Filed 2016·Granted Aug 22, 2017·11 cites·15 claims
- 2191US9633686B1Disc storage cassettesIBM·Filed 2016·Granted Apr 25, 2017·8 cites·20 claims
- 2291US5757567AMethod and apparatus for servo control with high efficiency gray code for servo track IDIBM·Filed 1996·Granted May 26, 1998·67 cites·12 claims
- 2391US5682273ADisk drive for portable computer with adaptive demand-driven power managementIBM·Filed 1995·Granted Oct 28, 1997·188 cites·28 claims
- 2490US9870284B2First responder parities for storage arrayIBM·Filed 2015·Granted Jan 16, 2018·8 cites·20 claims
- 2590US9741389B1High performance robotic optical storage systemIBM·Filed 2016·Granted Aug 22, 2017·10 cites·20 claims
- 2690US5440474AMagnetic recording disk with equally-spaced servo sectors extending across multiple data bandsIBM·Filed 1993·Granted Aug 8, 1995·37 cites·6 claims
- 2790US5438559AMethod for locating physical sectors in a fixed block architecture embedded servo disk file #14IBM·Filed 1994·Granted Aug 1, 1995·39 cites·6 claims
- 2889US11868460B2Authorized encryptionIBM·Filed 2021·Granted Jan 9, 2024·2 cites·25 claims
- 2989US8316173B2System, method, and computer program product for analyzing monitor data information from a plurality of memory devices having finite endurance and/or retentionHETZLER STEVEN ROBERT·Filed 2009·Granted Nov 20, 2012·17 cites·24 claims
- 3088US11803648B2Key in lockbox encrypted data deduplicationIBM·Filed 2020·Granted Oct 31, 2023·2 cites·20 claims
- 3188US8918701B2Nested multiple erasure correcting codes for storage arraysBLAUM MARIO·Filed 2012·Granted Dec 23, 2014·10 cites·20 claims
- 3288US8869006B2Partial-maximum distance separable (PMDS) erasure correcting codes for storage arraysBLAUM MARIO·Filed 2012·Granted Oct 21, 2014·10 cites·20 claims
- 3388US8484408B2Storage system cache with flash memory in a raid configuration that commits writes as full stripesHETZLER STEVEN ROBERT·Filed 2010·Granted Jul 9, 2013·12 cites·25 claims
- 3488US5073834ADisk file or tape drive with high servo sample rate embedding additional servo sectors within individual data sectorsIBM·Filed 1990·Granted Dec 17, 1991·45 cites·17 claims
- 3586US6891694B2Method for writing streaming audiovisual data to a disk driveHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted May 10, 2005·21 cites·12 claims
- 3685US6137644AMethod for adaptive formatting and track traversal in data storage devicesIBM·Filed 1998·Granted Oct 24, 2000·44 cites·34 claims
- 3785US5999110ADefect tolerant binary synchronization markIBM·Filed 1998·Granted Dec 7, 1999·42 cites·44 claims
- 3884US10430123B2Hierarchical data recovery processing for extended product codesIBM·Filed 2018·Granted Oct 1, 2019·3 cites·20 claims
- 3984US5896249ADisk drive with identical top and bottom heads having three side-by-side elements and a common terminal padIBM·Filed 1998·Granted Apr 20, 1999·37 cites·2 claims
- 4083US9263082B2High density hybrid storage systemIBM·Filed 2013·Granted Feb 16, 2016·5 cites·24 claims
- 4183US8661187B2System, method, and computer program product for skewing expected wearout times of memory devicesHETZLER STEVEN ROBERT·Filed 2009·Granted Feb 25, 2014·8 cites·24 claims
- 4283US8656088B2Optimized flash based cache memoryBELLUOMINI WENDY A·Filed 2011·Granted Feb 18, 2014·7 cites·7 claims
- 4382US9984722B2Disc storage cassettesIBM·Filed 2017·Granted May 29, 2018·3 cites·20 claims
- 4482US8554989B2System, method, and computer program product for analyzing monitor data information from a plurality of memory devices having finite endurance and/or retentionHETZLER STEVEN ROBERT·Filed 2012·Granted Oct 8, 2013·5 cites·20 claims
- 4582US7788569B2Autonomic parity exchangeIBM·Filed 2007·Granted Aug 31, 2010·8 cites·22 claims
- 4682US6873483B2Disk drive with servo synchronous recordingHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Mar 29, 2005·15 cites·12 claims
- 4782US5227625ARetro-reflective variable-pitch diffraction grating for use in a rotary actuator disk fileIBM·Filed 1992·Granted Jul 13, 1993·30 cites·19 claims
- 4881US11474898B2Multiple responder approach to systems with different types of failuresIBM·Filed 2020·Granted Oct 18, 2022·1 cites·20 claims
- 4981US10186295B2Disc gripper for storage discIBM·Filed 2017·Granted Jan 22, 2019·4 cites·20 claims
- 5081US10055278B2Autonomic parity exchange in data storage systemsIBM·Filed 2015·Granted Aug 21, 2018·3 cites·21 claims
Showing the top 50 of 127 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →