Inventor · disambiguated record
Theodore A. Schwarz
Also filed as: SCHWARZ THEODORE · SCHWARZ THEODORE A · SCHWARZ THEODORE ALBERT
35 granted patents·2 pending applications·1,329 citations·filing 1975–2011
98Inventor score
Top patents by PatentIndex Score
37 records- 0198US7511907B2Stepped time based servo pattern and headADVANCED RES CORP·Filed 2005·Granted Mar 31, 2009·102 cites·13 claims
- 0297US7450341B2Intergrated thin film subgap subpole structure for arbitrary gap pattern magnetic recording heads and method of making the sameADVANCED RES CORP·Filed 2005·Granted Nov 11, 2008·28 cites·22 claims
- 0397US7393066B2Servo systems, servo heads, servo patterns for data storage especially for reading, writing, and recording in magnetic recording tapeADVANCED RES CORP·Filed 2006·Granted Jul 1, 2008·46 cites·26 claims
- 0496US7106544B2Servo systems, servo heads, servo patterns for data storage especially for reading, writing, and recording in magnetic recording tapeADVANCED RES CORP·Filed 2004·Granted Sep 12, 2006·70 cites·38 claims
- 0596US5379170ADynamically adjustable head positioning mechanism for tape drivesMINNESOTA MINING & MFG·Filed 1994·Granted Jan 3, 1995·86 cites·15 claims
- 0696US5331493ABidirectional thin-film magnetoresistive tape head assemblyMINNESOTA MINING & MFG·Filed 1992·Granted Jul 19, 1994·76 cites·9 claims
- 0795US6947247B2Large angle azimuth recording and head configurationsADVANCED RES CORP·Filed 2004·Granted Sep 20, 2005·59 cites·27 claims
- 0895US5280402ACombined stepper motor and voice coil head positioning apparatusMINNESOTA MINING & MFG·Filed 1992·Granted Jan 18, 1994·93 cites·19 claims
- 0995US3979775AMagnetoresistive multitransducer assembly with compensation elements for thermal drift and bias balancingIBM·Filed 1975·Granted Sep 7, 1976·49 cites·12 claims
- 1093US7283317B2Apparatuses and methods for pre-erasing during manufacture of magnetic tapeADVANCED RES CORP·Filed 2004·Granted Oct 16, 2007·28 cites·31 claims
- 1193US5434732ABalanced cantilevered head positioning mechanism for multitrack tape recorderMINNESOTA MINING & MFG·Filed 1993·Granted Jul 18, 1995·58 cites·17 claims
- 1292US7710675B2Apparatuses and methods for pre-erasing during manufacture of magnetic tapeADVANCED RES CORP·Filed 2008·Granted May 4, 2010·9 cites·8 claims
- 1392US7391587B2Servo systems, servo heads, servo patterns for data storage especially for reading, writing, and recording in magnetic recording tapeADVANCED RES CORP·Filed 2006·Granted Jun 24, 2008·19 cites·22 claims
- 1492US5541793ABidirectional thin-film magnetoresistive tape head assemblyMINNESOTA MINING & MFG·Filed 1994·Granted Jul 30, 1996·50 cites·4 claims
- 1591US6330123B1Head assembly having a single pass servo writerIMATION CORP·Filed 2000·Granted Dec 11, 2001·31 cites·11 claims
- 1690US6122147ANegative pressure head contour in a linear tape recording system with tape deforming cavityIMATION CORP·Filed 1999·Granted Sep 19, 2000·98 cites·25 claims
- 1790US5609948ALaminate containing diamond-like carbon and thin-film magnetic head assembly formed thereonMINNESOTA MINING & MFG·Filed 1992·Granted Mar 11, 1997·49 cites·13 claims
- 1889US5229895AMulti-track servo recording head assemblyMINNESOTA MINING & MFG·Filed 1991·Granted Jul 20, 1993·49 cites·23 claims
- 1988US8416525B2Magnetic media formatted with an intergrated thin film subgap subpole structure for arbitrary gap pattern magnetic recording headSCHWARZ THEODORE A·Filed 2011·Granted Apr 9, 2013·12 cites·16 claims
- 2087US5572378ADirect file access system for magnetic tapeIMATION CORP·Filed 1994·Granted Nov 5, 1996·45 cites·56 claims
- 2185US7576949B2Servo track magnetic recording head for pre-erasing magnetic tapeADVANCED RES CORP·Filed 2007·Granted Aug 18, 2009·4 cites·7 claims
- 2285US6134070AEncoded servo track configurations, servo writer and systems/method regarding sameIMATION CORP·Filed 1997·Granted Oct 17, 2000·49 cites·29 claims
- 2383US5946156ATape servo system and methods, write/read heads, and servo track configurations regarding sameIMATION CORP·Filed 1997·Granted Aug 31, 1999·33 cites·41 claims
- 2481US7301716B2Stepped time based servo pattern and headADVANCED RES CORP·Filed 2004·Granted Nov 27, 2007·13 cites·5 claims
- 2581US4863114AMagnetic tape cartridge identificationMINNESOTA MINING & MFG·Filed 1988·Granted Sep 5, 1989·28 cites·3 claims
- 2679US7832084B2Methods for recording servo informationADVANCED RES CORP·Filed 2006·Granted Nov 16, 2010·7 cites·14 claims
- 2778US5339202AMethod and apparatus for amplitude compensated write equalizationMINNESOTA MINING & MFG·Filed 1993·Granted Aug 16, 1994·28 cites·7 claims
- 2876US4636886ARotary head recording systemMAGNETIC PERIPHERALS INC·Filed 1984·Granted Jan 13, 1987·18 cites·8 claims
- 2974US5311385AMagnetoresistive head with integrated bias and magnetic shield layerMINNESOTA MINING & MFG·Filed 1991·Granted May 10, 1994·20 cites·13 claims
- 3074US4255772ARead/write magnetic head assembly with magnetoresistive sensorIBM·Filed 1979·Granted Mar 10, 1981·17 cites·12 claims
- 3169US4647993ARotary head recording systemMAGNETIC PERIPHERALS INC·Filed 1984·Granted Mar 3, 1987·14 cites·3 claims
- 3266US5390054AMethod and system for minimizing the error rate of a digital recording system by predicting the optimal bias currentMINNESOTA MINING & MFG·Filed 1993·Granted Feb 14, 1995·16 cites·8 claims
- 3363US5786967ATape cartridge including an indication device to distinguish between cartridges having different characteristics but nearly identical physical characteristicsIMATION CORP·Filed 1993·Granted Jul 28, 1998·16 cites·4 claims
- 3463US2009147399A1Magnetic media formatted with an integrated thin film subgap subpole structure for arbitrary gap pattern magnetic recording headDUGAS MATTHEW P·Filed 2008·Application pending·0 cites
- 3551US5312644AMethod of making a magnetoresistive head with integrated bias and magnetic shield layerMINNESOTA MINING & MFG·Filed 1993·Granted May 17, 1994·7 cites·7 claims
- 3651US2010284105A1Apparatuses and methods for pre-erasing during manufacture of magnetic tapeDUGAS MATTHEW P·Filed 2010·Application pending·0 cites
- 3736US6091565AHead assembly having a single pass servo writerIMATION CORP·Filed 1999·Granted Jul 18, 2000·2 cites·2 claims
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