Inventor · disambiguated record
Rolf Allenspach
Also filed as: ALLENSPACH ROLF
25 granted patents·4 pending applications·251 citations·filing 1990–2024
96Inventor score
Top patents by PatentIndex Score
29 records- 0193US7602000B2Spin-current switched magnetic memory element suitable for circuit integration and method of fabricating the memory elementIBM·Filed 2003·Granted Oct 13, 2009·58 cites·38 claims
- 0291US6680808B2Magnetic millipede for ultra high density magnetic storageIBM·Filed 2001·Granted Jan 20, 2004·32 cites·10 claims
- 0388US7242604B2Switchable elementIBM·Filed 2006·Granted Jul 10, 2007·27 cites·20 claims
- 0485US9853205B1Spin transfer torque magnetic tunnel junction with off-centered current flowIBM·Filed 2016·Granted Dec 26, 2017·6 cites·17 claims
- 0581US8860105B2Spin-current switched magnetic memory element suitable for circuit integration and method of fabricating the memory elementIBM·Filed 2013·Granted Oct 14, 2014·2 cites·17 claims
- 0680US7943399B2Spin-current switched magnetic memory element suitable for circuit integration and method of fabricating the memory elementIBM·Filed 2009·Granted May 17, 2011·4 cites·14 claims
- 0778US8558332B2Spin-current switched magnetic memory element suitable for circuit integration and method of fabricating the memory elementSUN JONATHAN ZANHONG·Filed 2011·Granted Oct 15, 2013·2 cites·11 claims
- 0874US6631057B1Magnetic device with ferromagnetic layer contacting specified yttrium or rare earth element oxide antiferromagnetic layerIBM·Filed 2000·Granted Oct 7, 2003·11 cites·6 claims
- 0969US6621732B2Magnetic element, memory device and write headIBM·Filed 2001·Granted Sep 16, 2003·7 cites·13 claims
- 1066US5793743AReading a magnetic storage medium with a probe that detects tunneling current induced in a magnetic layer by a non-ionizing light beamIBM·Filed 1993·Granted Aug 11, 1998·31 cites·14 claims
- 1165US2025053851A1Reservoir computing based on ferromagnetic films with point deformationsIBM·Filed 2023·Application pending·0 cites
- 1263US7923263B2Non-volatile resistance switching memoryIBM·Filed 2009·Granted Apr 12, 2011·1 cites·1 claims
- 1362US10109786B2Spin transfer torque magnetic tunnel junction with off-centered current flowIBM·Filed 2017·Granted Oct 23, 2018·1 cites·8 claims
- 1462US7897411B2Non-volatile resistance switching memoryIBM·Filed 2005·Granted Mar 1, 2011·1 cites·10 claims
- 1560US5867025AMagnetoresistive spin valve sensor with stepped layersIBM·Filed 1994·Granted Feb 2, 1999·19 cites·21 claims
- 1659US8817531B2Magnetic random access memory device and method for producing a magnetic random access memory deviceALLENSPACH ROLF·Filed 2011·Granted Aug 26, 2014·1 cites·17 claims
- 1758US12484458B2Scalable magnetically controlled qubitIBM·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 1858US2015001655A1Spin-current switched magnetic memory element suitable for circuit integration and method of fabricating the memory elementIBM·Filed 2014·Application pending·0 cites
- 1957US7897957B2Non-volatile resistance switching memoryIBM·Filed 2009·Granted Mar 1, 2011·0 cites·3 claims
- 2056US6414808B1Patterning of magnetic mediaIBM·Filed 1999·Granted Jul 2, 2002·11 cites·24 claims
- 2154US6960782B2Electronic devices with fullerene layersIBM·Filed 2003·Granted Nov 1, 2005·4 cites·20 claims
- 2252US7336515B2Method of manipulating a quantum system comprising a magnetic momentIBM·Filed 2004·Granted Feb 26, 2008·6 cites·20 claims
- 2350US6700720B1Ultrafast magnetization reversalIBM·Filed 1999·Granted Mar 2, 2004·13 cites·14 claims
- 2448US6104189AMagnetoresistive sensor having at least one layer with a pinned magnetization directionIBM·Filed 1998·Granted Aug 15, 2000·12 cites·5 claims
- 2548US2025329344A1Writer having laterally decoupled pole sectionsIBM·Filed 2024·Application pending·0 cites
- 2647US9276196B2Ferromagnetic device providing high domain wall velocitiesALLENSPACH ROLF·Filed 2012·Granted Mar 1, 2016·1 cites·12 claims
- 2743US2023420548A1Magnetic structures for resonant manipulation of spinIBM·Filed 2022·Application pending·0 cites
- 2840US9564197B2Ferromagnetic device providing high domain wall velocitiesIBM·Filed 2016·Granted Feb 7, 2017·0 cites·20 claims
- 2931US5200936AMagneto-optic method and apparatus for recording and retrieving high-density digital dataIBM·Filed 1990·Granted Apr 6, 1993·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →