Inventor · disambiguated record
Timothy F. Ellis
Also filed as: ELLIS TIMOTHY · ELLIS TIMOTHY F · ELLIS TIMOTHY FRANCIS
34 granted patents·1 pending application·658 citations·filing 1998–2021
98Inventor score
Top patents by PatentIndex Score
35 records- 0195US6181505B1Synchronous digital demodulator with integrated read and servo channelsSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jan 30, 2001·104 cites·17 claims
- 0294US6678110B2Robust servo demodulation filtering methodSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jan 13, 2004·49 cites·27 claims
- 0393US6069764ACompensation for repeatable run-out errorSEAGATE TECHNOLOGY·Filed 1998·Granted May 30, 2000·72 cites·16 claims
- 0492US7349167B2Utilizing track identification fields for timing recoverySEAGATE TECHNOLOGY LLC·Filed 2005·Granted Mar 25, 2008·16 cites·18 claims
- 0592US6510015B2Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the sameSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jan 21, 2003·39 cites·20 claims
- 0692US6469849B1Field ratioing demodulation circuit for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Oct 22, 2002·34 cites·3 claims
- 0790US9070411B1Writable servo overlap zonesSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Jun 30, 2015·18 cites·20 claims
- 0889US7119981B2Method and apparatus for tracking radially-dependent repeatable run-outSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Oct 10, 2006·24 cites·9 claims
- 0987US10255943B1Independent head, dual reader control logicSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Apr 9, 2019·8 cites·20 claims
- 1087US7948704B2Using servo data harmonics to monitor head-medium spacingSEAGATE TECHNOLOGY LLC·Filed 2008·Granted May 24, 2011·7 cites·22 claims
- 1187US6426845B1Asynchronous analog demodulator and method for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jul 30, 2002·50 cites·17 claims
- 1286US6243224B1Asynchronous digital demodulator and method for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jun 5, 2001·45 cites·17 claims
- 1384US10438620B1Servo zone transition optimization for magnetic disk recording devicesSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Oct 8, 2019·5 cites·19 claims
- 1483US6195220B1Method and apparatus utilizing field ratioing demodulation techniques for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Feb 27, 2001·33 cites·16 claims
- 1581US7589930B2Zone based repeated runout error compensationSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Sep 15, 2009·4 cites·16 claims
- 1681US7064914B1Position error signal qualitySEAGATE TECHNOLOGY LLC·Filed 2004·Granted Jun 20, 2006·14 cites·20 claims
- 1781US6882487B2Compensation for timing variation in disc drives employing servo tracking systemsSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Apr 19, 2005·15 cites·19 claims
- 1877US7511912B2Writing multiple servo sector patterns to improve servo sector alignment on multiple surfacesSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Mar 31, 2009·11 cites·20 claims
- 1976US6392834B1Concentric spacing of virtual data tracks using run-out compensationSEAGATE TECHNOLOGY LLC·Filed 1999·Granted May 21, 2002·27 cites·6 claims
- 2075US6249392B1Head instability detection method and apparatusSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Jun 19, 2001·22 cites·14 claims
- 2173US10777224B2Servo zone transition optimization for disk drivesSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Sep 15, 2020·2 cites·20 claims
- 2273US9865291B1Primary and secondary servo timing gates used with simultaneously operating readersSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jan 9, 2018·3 cites·20 claims
- 2373US6627254B1Method of manufacturing a recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Sep 30, 2003·12 cites·9 claims
- 2472US7529051B2Compensation for variation in timing skew in a disc drive data storage systemSEAGATE TECHNOLOGY LLC·Filed 2002·Granted May 5, 2009·8 cites·19 claims
- 2571US6556933B1Transducer instability detection in a digital channelSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Apr 29, 2003·15 cites·19 claims
- 2670US9318147B1Read read-only fields while writingSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Apr 19, 2016·2 cites·17 claims
- 2767US9373355B1Compensating for interference via a multi-reader systemSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Jun 21, 2016·2 cites·20 claims
- 2866US6751045B1Compensation for repeatable run-out errorSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jun 15, 2004·5 cites·1 claims
- 2956US7387848B2Recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Jun 17, 2008·4 cites·5 claims
- 3056US6878426B2Recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Apr 12, 2005·4 cites·16 claims
- 3155US11646057B2Estimating recording head fly height using machine learningSEAGATE TECHNOLOGY LLC·Filed 2021·Granted May 9, 2023·0 cites·18 claims
- 3255US9558772B1Position error signal (PES) detectionSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Jan 31, 2017·0 cites·20 claims
- 3353US7092184B2Monitoring a sensor's output using a target window that is based on a longitudinal offset's position-dependent indicatorSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Aug 15, 2006·2 cites·29 claims
- 3451US2006230137A1Location or Activity MonitorGARE CHRISTOPHER·Filed 2006·Application pending·0 cites
- 3536US6327108B1Filter calibration method in a disc drive and apparatusSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Dec 4, 2001·2 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Timothy F. Ellis files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →