Inventor · disambiguated record
Donald J. Fasen
Also filed as: FASEN DONALD · FASEN DONALD J
58 granted patents·10 pending applications·1,024 citations·filing 1986–2019
99Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO28HEWLETT PACKARD CO15FASEN DONALD J11FASEN DONALD3HEWLETT PACKARD ENTPR DEV LP2
Top patents by PatentIndex Score
68 records- 0196US6504385B2Three-axis motion sensorHEWLETT PAKCARD COMPANY·Filed 2001·Granted Jan 7, 2003·103 cites·20 claims
- 0295US7333291B1System and method for reducing tracking noise in a tape driveHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Feb 19, 2008·20 cites·20 claims
- 0395US6169640B1Servo band identification in linear tape systems having timing based servo formatsHEWLETT PACKARD CO·Filed 1998·Granted Jan 2, 2001·101 cites·15 claims
- 0495US6031673AServo band verification in linear tape systems having timing-based servo formatsHEWLETT PACKARD CO·Filed 1998·Granted Feb 29, 2000·103 cites·20 claims
- 0594US6509620B2Flexure coupling block for motion sensorHEWLETT PACKARD CO·Filed 2001·Granted Jan 21, 2003·54 cites·20 claims
- 0693US8184394B2Transducer head assemblies and modulesPOORMAN PAUL W·Filed 2010·Granted May 22, 2012·27 cites·16 claims
- 0793US5982711ADevice for reading data from or writing data to magnetic storage media and a method of positioning a tape head relative to the magnetic storage mediaHEWLETT PACKARD CO·Filed 1997·Granted Nov 9, 1999·84 cites·5 claims
- 0892US6563659B1Method and apparatus for servo code based tape tension measurementHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted May 13, 2003·36 cites·20 claims
- 0992US5041926ATrack position syncopation cancellation in a disk driveHEWLETT PACKARD CO·Filed 1989·Granted Aug 20, 1991·44 cites·10 claims
- 1091US6111719ALinear speed measurement independent of lateral position in linear tape systemsHEWLETT PACKARD CO·Filed 1998·Granted Aug 29, 2000·64 cites·9 claims
- 1188US8654473B2Tape head length adjustmentFASEN DONALD J·Filed 2012·Granted Feb 18, 2014·10 cites·20 claims
- 1286US8896958B2Tape width measurementsFASEN DONALD J·Filed 2012·Granted Nov 25, 2014·8 cites·19 claims
- 1385US8432635B2Servo write head gap width correctionFASEN DONALD J·Filed 2008·Granted Apr 30, 2013·6 cites·12 claims
- 1485US6411460B1Postponable servo code selectionHEWLETT PACKARD CO·Filed 2000·Granted Jun 25, 2002·17 cites·11 claims
- 1584US8488267B2Sensor position adjustment with media velocity relative sample timingFASEN DONALD J·Filed 2008·Granted Jul 16, 2013·5 cites·15 claims
- 1683US5995315AServo system for following a magnetic track having identifying pulse widthsHEWLETT PACKARD CO·Filed 1997·Granted Nov 30, 1999·39 cites·20 claims
- 1782US8611039B2Arrangement and processing of longitudinal position information on a data storage mediumFASEN DONALD·Filed 2009·Granted Dec 17, 2013·5 cites·11 claims
- 1882US7924520B2Method and apparatus for determining position of a storage mediumHEWLETT PACKARD DEVELOPMENT CO·Filed 2008·Granted Apr 12, 2011·4 cites·20 claims
- 1981US8432634B2Identifying error built into a mediumMCALLISTER JEFFREY S·Filed 2006·Granted Apr 30, 2013·4 cites·25 claims
- 2079US7280779B2Image banding compensation methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Oct 9, 2007·15 cites·61 claims
- 2178US8054575B2Position signal processorHEWLETT PACKARD DEVELOPMENT CO·Filed 2009·Granted Nov 8, 2011·3 cites·21 claims
- 2278US7148549B2Data storage module suspension systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Dec 12, 2006·7 cites·11 claims
- 2378US6172837B1Postponable servo code selectionHEWLETT PACKARD CO·Filed 1998·Granted Jan 9, 2001·26 cites·13 claims
- 2477US6657444B2Capacitance-based position sensor with integrating demodulatorHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Dec 2, 2003·18 cites·26 claims
- 2577US6600616B2Method for reduction of off-track errors or write failures in data storage tape systemsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jul 29, 2003·11 cites·20 claims
- 2675US7733594B2Storage device with pulsed motor torqueHEWLETT PACKARD DEVELOPMENT CO·Filed 2008·Granted Jun 8, 2010·2 cites·20 claims
- 2774US7142500B2Sensor with varying capacitance based on relative position between objectsHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 28, 2006·15 cites·12 claims
- 2873US7171512B2Highly parallel data storage chip deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Jan 30, 2007·25 cites·33 claims
- 2973US6122124AServo system and method with digitally controlled oscillatorHEWLETT PACKARD CO·Filed 1998·Granted Sep 19, 2000·27 cites·20 claims
- 3072US9934812B2Tension feedback for tape tensionHEWLETT PACKARD ENTPR DEV LP·Filed 2013·Granted Apr 3, 2018·2 cites·17 claims
- 3172US8432640B2Tape drive having a flangeless rollerFASEN DONALD·Filed 2010·Granted Apr 30, 2013·3 cites·17 claims
- 3271US8665552B2Controlling positions of storage media headsFASEN DONALD J·Filed 2010·Granted Mar 4, 2014·2 cites·23 claims
- 3370US7697230B2Tape drive position controlHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Apr 13, 2010·1 cites·20 claims
- 3470US7268970B2Method and apparatus for storing data on magnetic tapeHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Sep 11, 2007·8 cites·36 claims
- 3569US6911792B2System and method for controlling movementHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jun 28, 2005·13 cites·22 claims
- 3668US6775223B2Systems for controlling storage device emittersHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Aug 10, 2004·7 cites·20 claims
- 3767US7208857B2Drive calibration method and systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Apr 24, 2007·12 cites·32 claims
- 3867US4700244AProcess and system for compensating for information shifts on disc storage mediaHEWLETT PACKARD CO·Filed 1986·Granted Oct 13, 1987·16 cites·11 claims
- 3966US5999359AHead positioning system with photosensorHEWLETT PACKARD CO·Filed 1997·Granted Dec 7, 1999·18 cites·20 claims
- 4063US6124996AServo system and method with multiple phase clockHEWLETT PACKARD CO·Filed 1998·Granted Sep 26, 2000·18 cites·20 claims
- 4161US7522506B2MemoryHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Apr 21, 2009·4 cites·34 claims
- 4258US7380050B2Parallel data storage deviceVAN LYDEGRAF CURT N·Filed 2005·Granted May 27, 2008·5 cites·20 claims
- 4358US6747863B2Electrostatic driveHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 8, 2004·8 cites·22 claims
- 4456US6747462B2Method and system for determining position of a bodyHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 8, 2004·6 cites·31 claims
- 4555US11300899B2Print substance output adjustmentsHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Apr 12, 2022·0 cites·12 claims
- 4655US8059361B2Position signal processorFASEN DONALD·Filed 2009·Granted Nov 15, 2011·0 cites·25 claims
- 4754US8284522B2Non-radial bearing preloadFASEN DONALD J·Filed 2008·Granted Oct 9, 2012·0 cites·20 claims
- 4853US7057301B1Semiconductor waferHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Jun 6, 2006·3 cites·4 claims
- 4952US6996051B2Data storage module suspension system having primary and secondary flexuresHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Feb 7, 2006·5 cites·13 claims
- 5051US7295506B2Elliptical-shaped nano-scale tipHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Nov 13, 2007·1 cites·16 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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