Inventor · disambiguated record
Stephen W. Howell
Also filed as: HOWELL STEPHEN W · HOWELL STEPHEN WAYNE
7 granted patents·1 pending application·66 citations·filing 2005–2020
83Inventor score
Files withNAT TECH & ENG SOLUTIONS SANDIA LLC3SANDIA CORP3ALI HASSAN KAZI ZULFIQUR1PURDUE RESEARCH FOUNDATION1
Top patents by PatentIndex Score
8 records- 0192US9293627B1Sub-wavelength antenna enhanced bilayer graphene tunable photodetectorSANDIA CORP·Filed 2013·Granted Mar 22, 2016·28 cites·16 claims
- 0289US7550071B1Electrochemical assembly of organic molecules by the reduction of iodonium saltsSANDIA CORP·Filed 2005·Granted Jun 23, 2009·11 cites·8 claims
- 0386US10877194B2Tunable graphene-based infrared reflectance filter having patterned nanoantenna layer and unpatterned graphene layerNAT TECH & ENG SOLUTIONS SANDIA LLC·Filed 2018·Granted Dec 29, 2020·6 cites·24 claims
- 0485US7867754B1Microarrays for analyte detectionPURDUE RESEARCH FOUNDATION·Filed 2007·Granted Jan 11, 2011·16 cites·25 claims
- 0584US11287536B1Radiation detector using a graphene amplifier layerNAT TECH & ENG SOLUTIONS SANDIA LLC·Filed 2018·Granted Mar 29, 2022·5 cites·15 claims
- 0656US11482560B2Tunable infrared pixels having unpatterned graphene layer and conductive metasurfaceNAT TECH & ENG SOLUTIONS SANDIA LLC·Filed 2020·Granted Oct 25, 2022·0 cites·20 claims
- 0739US8302458B2Portable analytical system for detecting organic chemicals in waterALI HASSAN KAZI ZULFIQUR·Filed 2008·Granted Nov 6, 2012·0 cites·19 claims
- 0837US2016172527A1Photodetector with Interdigitated Nanoelectrode Grating AntennaSANDIA CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →