Inventor · disambiguated record
Chandrasekhar Narayan
Also filed as: NARAYAN CHANDRASEKHAR
74 granted patents·1 pending application·3,650 citations·filing 1989–2020
99Inventor score
Top patents by PatentIndex Score
75 records- 0199US7030481B2High density chip carrier with integrated passive devicesIBM·Filed 2002·Granted Apr 18, 2006·401 cites·52 claims
- 0299US6962872B2High density chip carrier with integrated passive devicesIBM·Filed 2004·Granted Nov 8, 2005·363 cites·29 claims
- 0399US6599778B2Chip and wafer integration process using vertical connectionsIBM·Filed 2001·Granted Jul 29, 2003·495 cites·16 claims
- 0498US6420216B1Fuse processing using dielectric planarization pillarsIBM·Filed 2000·Granted Jul 16, 2002·331 cites·16 claims
- 0596US6624499B2System for programming fuse structure by electromigration of silicide enhanced by creating temperature gradientINFINEON TECHNOLOGIES AG·Filed 2002·Granted Sep 23, 2003·158 cites·12 claims
- 0695US6975032B2Copper recess process with application to selective capping and electroless platingIBM·Filed 2002·Granted Dec 13, 2005·85 cites·19 claims
- 0794US7564118B2Chip and wafer integration process using vertical connectionsIBM·Filed 2008·Granted Jul 21, 2009·23 cites·18 claims
- 0894US7298639B2Reprogrammable electrical fuseIBM·Filed 2005·Granted Nov 20, 2007·25 cites·17 claims
- 0993US7388277B2Chip and wafer integration process using vertical connectionsIBM·Filed 2005·Granted Jun 17, 2008·20 cites·18 claims
- 1092US7064064B2Copper recess process with application to selective capping and electroless platingIBM·Filed 2005·Granted Jun 20, 2006·22 cites·10 claims
- 1192US5392177ASealed DASD having humidity control and method of making sameIBM·Filed 1994·Granted Feb 21, 1995·58 cites·31 claims
- 1291US5569950ADevice to monitor and control the temperature of electronic chips to enhance reliabilityIBM·Filed 1995·Granted Oct 29, 1996·127 cites·14 claims
- 1389US6323535B1Electrical fuses employing reverse biasing to enhance programmingINFINEON TECHNOLOGIES CORP·Filed 2000·Granted Nov 27, 2001·56 cites·16 claims
- 1489US6266272B1Partially non-volatile dynamic random access memory formed by a plurality of single transistor cells used as DRAM cells and EPROM cellsIBM·Filed 1999·Granted Jul 24, 2001·78 cites·20 claims
- 1588US6141267ADefect management engine for semiconductor memories and memory systemsIBM·Filed 1999·Granted Oct 31, 2000·68 cites·53 claims
- 1688US5619357AFlat panel display containing black matrix polymerIBM·Filed 1995·Granted Apr 8, 1997·95 cites·10 claims
- 1787US6856025B2Chip and wafer integration process using vertical connectionsIBM·Filed 2003·Granted Feb 15, 2005·35 cites·4 claims
- 1886US5471090AElectronic structures having a joining geometry providing reduced capacitive loadingIBM·Filed 1993·Granted Nov 28, 1995·98 cites·24 claims
- 1986US5258236AMulti-layer thin film structure and parallel processing method for fabricating sameIBM·Filed 1991·Granted Nov 2, 1993·92 cites·7 claims
- 2085US6081021AConductor-insulator-conductor structureIBM·Filed 1998·Granted Jun 27, 2000·76 cites·14 claims
- 2183US6218279B1Vertical fuse and method of fabricationINFINEON TECHNOLOGIES CORP·Filed 2000·Granted Apr 17, 2001·31 cites·24 claims
- 2281US7084479B2Line level air gapsIBM·Filed 2003·Granted Aug 1, 2006·27 cites·15 claims
- 2380US6008523AElectrical fuses with tight pitches and method of fabrication in semiconductorsSIEMENS AG·Filed 1998·Granted Dec 28, 1999·66 cites·17 claims
- 2480US5367195AStructure and method for a superbarrier to prevent diffusion between a noble and a non-noble metalIBM·Filed 1993·Granted Nov 22, 1994·58 cites·19 claims
- 2579US9576836B2Damage-free self-limiting through-substrate laser ablationIBM·Filed 2015·Granted Feb 21, 2017·2 cites·18 claims
- 2678US6697037B1TFT LCD active data line repairIBM·Filed 1996·Granted Feb 24, 2004·56 cites·14 claims
- 2777US6927472B2Fuse structure and method to form the sameIBM·Filed 2001·Granted Aug 9, 2005·20 cites·15 claims
- 2877US5793836AX-ray mask pellicleIBM·Filed 1996·Granted Aug 11, 1998·51 cites·12 claims
- 2977US5534094AMethod for fabricating multi-layer thin film structure having a separation layerIBM·Filed 1994·Granted Jul 9, 1996·54 cites·7 claims
- 3076US4985310AMultilayered metallurgical structure for an electronic componentIBM·Filed 1989·Granted Jan 15, 1991·51 cites·16 claims
- 3175US8416537B2Recording head with tilted orientationBERMAN DAVID·Filed 2009·Granted Apr 9, 2013·2 cites·35 claims
- 3275US7298935B1Waveguide polarization beam splitters and method of fabricating a waveguide wire-grid polarization beam splitterIBM·Filed 2006·Granted Nov 20, 2007·6 cites·20 claims
- 3375US7115997B2Seedless wirebond pad platingIBM·Filed 2003·Granted Oct 3, 2006·17 cites·21 claims
- 3474US9058887B2Reprogrammable electrical fuseHSU LOUIS C·Filed 2007·Granted Jun 16, 2015·6 cites·17 claims
- 3574US6486526B1Crack stop between neighboring fuses for protection from fuse blow damageIBM·Filed 1999·Granted Nov 26, 2002·42 cites·7 claims
- 3674US5420073AStructure and method for a superbarrier to prevent diffusion between a noble and a non-noble metalIBM·Filed 1994·Granted May 30, 1995·44 cites·17 claims
- 3773US6242789B1Vertical fuse and method of fabricationINFINEON TECHNOLOGIES CORP·Filed 1999·Granted Jun 5, 2001·38 cites·16 claims
- 3872US6831363B2Structure and method for reducing thermo-mechanical stress in stacked viasIBM·Filed 2002·Granted Dec 14, 2004·18 cites·15 claims
- 3970US6380003B1Damascene anti-fuse with slot viaIBM·Filed 1999·Granted Apr 30, 2002·39 cites·17 claims
- 4070US6274440B1Manufacturing of cavity fuses on gate conductor levelIBM·Filed 1999·Granted Aug 14, 2001·39 cites·16 claims
- 4168US7534651B2Seedless wirebond pad platingIBM·Filed 2006·Granted May 19, 2009·3 cites·18 claims
- 4268US6566238B2Metal wire fuse structure with cavityINFINEON TECHNOLOGIES AG·Filed 2001·Granted May 20, 2003·12 cites·14 claims
- 4367US5948286ADiffusion bonding of lead interconnections using precise laser-thermosonic energyIBM·Filed 1997·Granted Sep 7, 1999·34 cites·3 claims
- 4465US8463723B2Electronic synapseMODHA DHARMENDRA S·Filed 2009·Granted Jun 11, 2013·6 cites·21 claims
- 4565US6288436B1Mixed fuse technologiesIBM·Filed 1999·Granted Sep 11, 2001·31 cites·13 claims
- 4664US6700161B2Variable resistor structure and method for forming and programming a variable resistor for electronic circuitsIBM·Filed 2002·Granted Mar 2, 2004·11 cites·70 claims
- 4763US5721602AMechanical packaging and thermal management of flat mirror arraysIBM·Filed 1995·Granted Feb 24, 1998·25 cites·20 claims
- 4862US7804148B2Opto-thermal mask including aligned thermal dissipative layer, reflective layer and transparent capping layerIBM·Filed 2006·Granted Sep 28, 2010·1 cites·8 claims
- 4960US7486845B2Waveguide polarization beam splitters and method of fabricating a waveguide wire-grid polarization beam splitterIBM·Filed 2007·Granted Feb 3, 2009·2 cites·2 claims
- 5059US5659153AThermoformed three dimensional wiring moduleIBM·Filed 1995·Granted Aug 19, 1997·20 cites·14 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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