Inventor · disambiguated record
David W. Abraham
Also filed as: ABRAHAM DAVID · ABRAHAM DAVID W · ABRAHAM DAVID WILLIAM
120 granted patents·26 pending applications·2,577 citations·filing 1989–2023
99Inventor score
Files withIBM121ABRAHAM DAVID W13INFINEON TECHNOLOGIES AG2INGVARSSON SNORRI THORGEIR2ABRAHAM DAVID WILLIAM1
Top patents by PatentIndex Score
146 records- 0199US6385082B1Thermally-assisted magnetic random access memory (MRAM)IBM·Filed 2000·Granted May 7, 2002·335 cites·11 claims
- 0298US6072718AMagnetic memory devices having multiple magnetic tunnel junctions thereinIBM·Filed 1998·Granted Jun 6, 2000·268 cites·34 claims
- 0398US5527110AMethod and apparatus for detecting asperities on magnetic disks using thermal proximity imagingIBM·Filed 1993·Granted Jun 18, 1996·111 cites·20 claims
- 0497US9520547B2Chip mode isolation and cross-talk reduction through buried metal layers and through-viasIBM·Filed 2013·Granted Dec 13, 2016·28 cites·6 claims
- 0597US9503063B1Mechanically tunable superconducting qubitIBM·Filed 2015·Granted Nov 22, 2016·19 cites·20 claims
- 0697US9397283B2Chip mode isolation and cross-talk reduction through buried metal layers and through-viasIBM·Filed 2015·Granted Jul 19, 2016·24 cites·15 claims
- 0797US6104633AIntentional asymmetry imposed during fabrication and/or access of magnetic tunnel junction devicesIBM·Filed 1998·Granted Aug 15, 2000·157 cites·23 claims
- 0896US9818796B2Planar qubits having increased coherence timesGLOBALFOUNDRIES INC·Filed 2015·Granted Nov 14, 2017·15 cites·9 claims
- 0996US6452764B1Limiting magnetoresistive electrical interaction to a preferred portion of a magnetic region in magnetic devicesIBM·Filed 2000·Granted Sep 17, 2002·76 cites·33 claims
- 1095US10157842B1Semiconductor device including superconducting metal through-silicon-vias and method of manufacturing the sameIBM·Filed 2017·Granted Dec 18, 2018·10 cites·12 claims
- 1195US9455392B2Method of fabricating a coplanar waveguide device including removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2015·Granted Sep 27, 2016·12 cites·3 claims
- 1295US9219298B2Removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2013·Granted Dec 22, 2015·14 cites·9 claims
- 1395US6724674B2Memory storage device with heating elementIBM·Filed 2002·Granted Apr 20, 2004·64 cites·20 claims
- 1495US5267471ADouble cantilever sensor for atomic force microscopeIBM·Filed 1992·Granted Dec 7, 1993·160 cites·12 claims
- 1594US10268968B2Josephson junctions for improved qubitsIBM·Filed 2017·Granted Apr 23, 2019·8 cites·11 claims
- 1694US6538919B1Magnetic tunnel junctions using ferrimagnetic materialsIBM·Filed 2000·Granted Mar 25, 2003·74 cites·20 claims
- 1793US7531367B2Utilizing sidewall spacer features to form magnetic tunnel junctions in an integrated circuitIBM·Filed 2006·Granted May 12, 2009·24 cites·1 claims
- 1893US6088176AMethod and apparatus for separating magnetic and thermal components from an MR read signalIBM·Filed 1996·Granted Jul 11, 2000·84 cites·77 claims
- 1993US5946228ALimiting magnetic writing fields to a preferred portion of a changeable magnetic region in magnetic devicesIBM·Filed 1998·Granted Aug 31, 1999·98 cites·31 claims
- 2092US10170680B2Qubits by selective laser-modulated depositionIBM·Filed 2015·Granted Jan 1, 2019·11 cites·20 claims
- 2192US9344092B2Tunable superconducting notch filterIBM·Filed 2014·Granted May 17, 2016·12 cites·20 claims
- 2292US8835889B1Parallel shunt paths in thermally assisted magnetic memory cellsIBM·Filed 2013·Granted Sep 16, 2014·10 cites·14 claims
- 2391US10727192B2Multiple sized bump bondsIBM·Filed 2017·Granted Jul 28, 2020·6 cites·14 claims
- 2491US8852762B2Magnetic random access memory with synthetic antiferromagnetic storage layers and non-pinned reference layersABRAHAM DAVID W·Filed 2012·Granted Oct 7, 2014·12 cites·6 claims
- 2590US9935252B2Mechanically tunable superconducting qubitIBM·Filed 2016·Granted Apr 3, 2018·5 cites·20 claims
- 2690US9218571B2Frequency separation between qubit and chip mode to reduce purcell lossIBM·Filed 2015·Granted Dec 22, 2015·4 cites·6 claims
- 2790US6368878B1Intentional asymmetry imposed during fabrication and/or access of magnetic tunnel junction devicesIBM·Filed 2000·Granted Apr 9, 2002·46 cites·12 claims
- 2890US5810477ASystem for identifying surface conditions of a moving mediumIBM·Filed 1996·Granted Sep 22, 1998·57 cites·36 claims
- 2989US9300029B2Coaxial transmission line slot filter with absorptive matrixIBM·Filed 2013·Granted Mar 29, 2016·9 cites·10 claims
- 3088US8754491B2Spin torque MRAM using bidirectional magnonic writingABRAHAM DAVID W·Filed 2011·Granted Jun 17, 2014·13 cites·8 claims
- 3188US6052249AMethod and apparatus for data storage using thermal proximity imagingIBM·Filed 1998·Granted Apr 18, 2000·40 cites·22 claims
- 3287US9531055B2Removal of spurious microwave modes via flip-chip crossoverIBM·Filed 2015·Granted Dec 27, 2016·4 cites·11 claims
- 3387US7507633B2Method and structure for improved alignment in MRAM integrationIBM·Filed 2006·Granted Mar 24, 2009·12 cites·5 claims
- 3487US7026673B2Low magnetization materials for high performance magnetic memory devicesIBM·Filed 2003·Granted Apr 11, 2006·27 cites·13 claims
- 3586US11908756B2Interposer chips and enclosures for quantum circuitsIBM·Filed 2021·Granted Feb 20, 2024·1 cites·20 claims
- 3686US7112861B2Magnetic tunnel junction cap structure and method for forming the sameIBM·Filed 2004·Granted Sep 26, 2006·33 cites·6 claims
- 3786US6590750B2Limiting magnetoresistive electrical interaction to a preferred portion of a magnetic region in magnetic devicesIBM·Filed 1998·Granted Jul 8, 2003·55 cites·34 claims
- 3885US10651099B2Non-destructive testing of integrated circuit chipsIBM·Filed 2017·Granted May 12, 2020·2 cites·4 claims
- 3985US10056540B2Mechanically tunable superconducting qubitIBM·Filed 2017·Granted Aug 21, 2018·3 cites·20 claims
- 4085US6019503AMethod for identifying surface conditions of a moving mediumIBM·Filed 1998·Granted Feb 1, 2000·36 cites·20 claims
- 4185US4992659ANear-field lorentz force microscopyIBM·Filed 1989·Granted Feb 12, 1991·47 cites·50 claims
- 4284US7211446B2Method of patterning a magnetic tunnel junction stack for a magneto-resistive random access memoryINFINEON TECHNOLOGIES AG·Filed 2004·Granted May 1, 2007·35 cites·18 claims
- 4383US11411158B2Offset embedded ground plane cutoutIBM·Filed 2020·Granted Aug 9, 2022·1 cites·20 claims
- 4483US8750012B1Racetrack memory with low-power writeIBM·Filed 2013·Granted Jun 10, 2014·6 cites·8 claims
- 4583US7960096B2Sublithographic patterning method incorporating a self-aligned single mask processIBM·Filed 2008·Granted Jun 14, 2011·8 cites·18 claims
- 4683US7535069B2Magnetic tunnel junction with enhanced magnetic switching characteristicsIBM·Filed 2006·Granted May 19, 2009·15 cites·20 claims
- 4783US7252774B2Selective chemical etch method for MRAM soft layersIBM·Filed 2005·Granted Aug 7, 2007·9 cites·20 claims
- 4882US9059305B2Planar qubits having increased coherence timesIBM·Filed 2013·Granted Jun 16, 2015·5 cites·18 claims
- 4982US8456895B2Magnonic magnetic random access memory deviceABRAHAM DAVID W·Filed 2011·Granted Jun 4, 2013·8 cites·16 claims
- 5082US7453747B2Active compensation for operating point drift in MRAM write operationIBM·Filed 2007·Granted Nov 18, 2008·11 cites·6 claims
Showing the top 50 of 146 patent records by PatentIndex Score.
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