Inventor · disambiguated record
Nathan P. Marchack
Also filed as: MARCHACK NATHAN P · MARCHACK NATHAN PHILIP
65 granted patents·4 pending applications·191 citations·filing 2014–2024
98Inventor score
Top patents by PatentIndex Score
69 records- 0199US11980039B2Wide-base magnetic tunnel junction device with sidewall polymer spacerIBM·Filed 2021·Granted May 7, 2024·7 cites·20 claims
- 0299US9450180B1Structure and method to reduce shorting in STT-MRAM deviceIBM·Filed 2015·Granted Sep 20, 2016·65 cites·14 claims
- 0398US9502640B1Structure and method to reduce shorting in STT-MRAM deviceIBM·Filed 2015·Granted Nov 22, 2016·25 cites·6 claims
- 0495US9705077B2Spin torque MRAM fabrication using negative tone lithography and ion beam etchingIBM·Filed 2015·Granted Jul 11, 2017·7 cites·16 claims
- 0594US9660179B1Enhanced coercivity in MTJ devices by contact depth controlIBM·Filed 2015·Granted May 23, 2017·13 cites·6 claims
- 0694US9515252B1Low degradation MRAM encapsulation process using silicon-rich silicon nitride filmIBM·Filed 2015·Granted Dec 6, 2016·13 cites·20 claims
- 0793US9490164B1Techniques for forming contacts for active BEOLIBM·Filed 2015·Granted Nov 8, 2016·10 cites·20 claims
- 0891US10770652B2Magnetic tunnel junction (MTJ) bilayer hard mask to prevent redepositionIBM·Filed 2019·Granted Sep 8, 2020·7 cites·13 claims
- 0989US10583282B2Neuro-stem cell stimulation and growth enhancement with implantable nanodeviceIBM·Filed 2017·Granted Mar 10, 2020·7 cites·5 claims
- 1088US10957738B2Magnetic random access memory (MRAM) structure with small bottom electrodeIBM·Filed 2019·Granted Mar 23, 2021·4 cites·9 claims
- 1183US11189782B2Multilayered bottom electrode for MTJ-containing devicesIBM·Filed 2019·Granted Nov 30, 2021·4 cites·9 claims
- 1283US10777735B2Contact via structuresIBM·Filed 2019·Granted Sep 15, 2020·2 cites·20 claims
- 1382US9673386B2Structure and method to reduce shorting in STT-MRAM deviceIBM·Filed 2016·Granted Jun 6, 2017·2 cites·20 claims
- 1481US9728717B2Magnetic tunnel junction patterning using low atomic weight ion sputteringIBM·Filed 2015·Granted Aug 8, 2017·3 cites·14 claims
- 1580US10892403B2Structured bottom electrode for MTJ containing devicesIBM·Filed 2019·Granted Jan 12, 2021·2 cites·11 claims
- 1680US10840441B2Diamond-like carbon hardmask for MRAMIBM·Filed 2018·Granted Nov 17, 2020·2 cites·11 claims
- 1780US10014464B1Combined CMP and RIE contact scheme for MRAM applicationsIBM·Filed 2017·Granted Jul 3, 2018·2 cites·4 claims
- 1878US11056643B2Magnetic tunnel junction (MTJ) hard mask encapsulation to prevent redepositionIBM·Filed 2019·Granted Jul 6, 2021·2 cites·5 claims
- 1978US11013908B2Neuro-stem cell stimulation and growth enhancement with implantable nanodeviceIBM·Filed 2019·Granted May 25, 2021·0 cites·18 claims
- 2078US10727398B1MTJ containing device containing a bottom electrode embedded in diamond-like carbonIBM·Filed 2019·Granted Jul 28, 2020·1 cites·10 claims
- 2177US10926079B2Neuro-stem cell stimulation and growth enhancement with implantable nanodeviceIBM·Filed 2019·Granted Feb 23, 2021·0 cites·6 claims
- 2277US10918852B2Neuro-stem cell stimulation and growth enhancement with implantable nanodeviceIBM·Filed 2019·Granted Feb 16, 2021·0 cites·9 claims
- 2377US9214355B2Molecular radical etch chemistry for increased throughput in pulsed plasma applicationsIBM·Filed 2014·Granted Dec 15, 2015·3 cites·14 claims
- 2476US9947863B2Structure and method to reduce shorting in STT-MRAM deviceIBM·Filed 2017·Granted Apr 17, 2018·1 cites·20 claims
- 2575US10686124B2Contact via structuresIBM·Filed 2018·Granted Jun 16, 2020·1 cites·6 claims
- 2675US9853210B2Reduced process degradation of spin torque magnetoresistive random access memoryIBM·Filed 2015·Granted Dec 26, 2017·2 cites·9 claims
- 2774US10644233B2Combined CMP and RIE contact scheme for MRAM applicationsIBM·Filed 2018·Granted May 5, 2020·1 cites·18 claims
- 2872US10937945B2Structured pedestal for MTJ containing devicesIBM·Filed 2019·Granted Mar 2, 2021·2 cites·11 claims
- 2970US10622553B2Cryogenic patterning of magnetic tunnel junctionsIBM·Filed 2018·Granted Apr 14, 2020·0 cites·10 claims
- 3068US11404634B2Structured bottom electrode for MTJ containing devicesIBM·Filed 2020·Granted Aug 2, 2022·0 cites·20 claims
- 3167US9691972B1Low temperature encapsulation for magnetic tunnel junctionIBM·Filed 2015·Granted Jun 27, 2017·1 cites·20 claims
- 3266US11411175B2Self-aligned and misalignment-tolerant landing pad for magnetoresistive random access memoryIBM·Filed 2020·Granted Aug 9, 2022·0 cites·18 claims
- 3366US11370004B2Neuro-chemical sensor with inhibition of fouling on nano-electrodeIBM·Filed 2019·Granted Jun 28, 2022·0 cites·20 claims
- 3466US10618806B2Neuro-chemical sensor with selectively permeable membrane on nano-electrodeIBM·Filed 2017·Granted Apr 14, 2020·0 cites·10 claims
- 3566US10084127B2Enhanced coercivity in MTJ devices by contact depth controlIBM·Filed 2017·Granted Sep 25, 2018·1 cites·6 claims
- 3665US10669153B2Neuro-chemical sensor with selectively permeable membrane on nano-electrodeIBM·Filed 2017·Granted Jun 2, 2020·0 cites·10 claims
- 3765US10585060B2On-chip biosensors with nanometer scale glass-like carbon electrodes and improved adhesive couplingIBM·Filed 2017·Granted Mar 10, 2020·0 cites·7 claims
- 3864US11937512B2Magnetic tunnel junction device with air gapIBM·Filed 2021·Granted Mar 19, 2024·0 cites·16 claims
- 3964US10583471B2Neuro-chemical sensor with inhibition of fouling on nano-electrodeIBM·Filed 2017·Granted Mar 10, 2020·0 cites·10 claims
- 4064US2021151503A1Magnetic random access memory (mram) structure with small bottom electrodeIBM·Filed 2020·Application pending·0 cites
- 4163US11502243B2Structured pedestal for MTJ containing devicesIBM·Filed 2020·Granted Nov 15, 2022·0 cites·20 claims
- 4263US10170697B2Cryogenic patterning of magnetic tunnel junctionsIBM·Filed 2016·Granted Jan 1, 2019·0 cites·14 claims
- 4362US10388857B2Spin torque MRAM fabrication using negative tone lithography and ion beam etchingIBM·Filed 2016·Granted Aug 20, 2019·1 cites·8 claims
- 4461US12451432B2Multi-layer topological interconnect with proximal doping layerIBM·Filed 2022·Granted Oct 21, 2025·0 cites·9 claims
- 4559US11077475B2Neuro-chemical sensor with inhibition of fouling on nano-electrodeIBM·Filed 2017·Granted Aug 3, 2021·0 cites·9 claims
- 4659US10236443B2Combined CMP and RIE contact scheme for MRAM applicationsIBM·Filed 2017·Granted Mar 19, 2019·0 cites·16 claims
- 4758US12063867B2Dual spacer for double magnetic tunnel junction devicesIBM·Filed 2021·Granted Aug 13, 2024·0 cites·17 claims
- 4858US11220742B2Low temperature lift-off patterning for glassy carbon filmsIBM·Filed 2019·Granted Jan 11, 2022·0 cites·11 claims
- 4958US10644232B2Self-aligned and misalignment-tolerant landing pad for magnetoresistive random access memoryIBM·Filed 2017·Granted May 5, 2020·0 cites·9 claims
- 5058US9748310B2Structure and method to reduce shorting in STT-MRAM deviceIBM·Filed 2016·Granted Aug 29, 2017·0 cites·19 claims
Showing the top 50 of 69 patent records by PatentIndex Score.
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