Inventor

Sufi Zafar

Inventor

Briarcliff Manor, NY, US

Overview

1998–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 71 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties22%

H10DInorganic electric semiconductor devices18%

H01LSemiconductor devices12%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation3%

A61BDiagnosis3%

B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems3%

B82YSpecific uses or applications of nanostructures3%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%

C23CCoating metallic material3%

PatentTitleYear

11,116,877Antibacterial medical implant surface2021 11,092,567Biosensor electrode having three-dimensional structured sensing surfaces2021 11,035,785Hybrid field effect transistor and surface enhanced infrared absorption based biosensor2021 11,002,730Molecular design to suppress desorption of self-assembled monolayers2021 10,968,098Selective functionalization of sensing surface with nanoscale spatial resolution2021 10,952,654PH sensitive surgical tool2021 10,928,356Ion sensitive field effect transistor (FET) with back-gate coupled reference electrode2021 10,892,346Bipolar junction transistor (BJT) for liquid flow biosensing applications without a reference electrode and large sensing area2021 10,828,139Automated intra-oral therapeutic delivery2020 10,830,725Electronic chemical sensor2020 10,828,138Automated intra-oral therapeutic delivery2020 10,814,046Antibacterial medical implant surface2020 10,736,997Antibacterial medical implant surface2020 10,718,758Biosensor for optical detection of nucleotide sequence2020 10,712,308Biosensor for electrical detection of a nucleotide sequence2020 10,665,325Reduction of surface nucleotide hybridization by optimizing a biosensor sensing surface area2020 10,610,621Antibacterial medical implant surface2020 10,611,994Electrochemical sensors for cell culture monitoring2020 10,545,116Nano dipole sensors2020 10,504,991Biosensor based on heterojunction bipolar transistor2019 10,411,109Bipolar junction transistor (BJT) for liquid flow biosensing applications without a reference electrode and large sensing area2019 10,373,704Reduction of surface nucleotide hybridization by optimizing a biosensor sensing surface area2019 10,345,317Biosensors including surface resonance spectroscopy and semiconductor devices2019 10,258,142Toothbrush with sensors2019 10,105,082Metal-oxide-semiconductor capacitor based sensor2018 9,806,151'Biosensor based on heterojunction bipolar transistor'2017 9,798,886'Bio-medical sensing platform'2017 9,726,631'Ultra-sensitive biosensor based on lateral bipolar junction transistor having self-aligned epitaxially grown base'2017 9,714,952'Biosensors including surface resonance spectroscopy and semiconductor devices'2017 9,625,409'Ultra-sensitive biosensor based on lateral bipolar junction transistor having self-aligned epitaxially grown base'2017 9,564,429'Lateral bipolar sensor with sensing signal amplification'2017 9,546,977'Junction field effect transistor based biosensor'2017 9,417,208'Dual FET sensor for sensing biomolecules and charged ions in an electrolyte'2016 9,377,543'Charge sensors using inverted lateral bipolar junction transistors'2016 9,322,799'High-k metal gate device structure for human blood gas sensing'2016 9,297,780'High-k metal gate device structure for human blood gas sensing'2016 9,201,041'Extended gate sensor for pH sensing'2015 9,170,338'Charge sensors using inverted lateral bipolar junction transistors'2015 9,110,014'Field effect transistor-based bio-sensor'2015 9,103,770'Determination of isoelectric points of biomolecules using capacitive sensors'2015 9,068,935'Dual FET sensor for sensing biomolecules and charged ions in an electrolyte'2015 9,059,314'Structure and method to obtain EOT scaled dielectric stacks'2015 9,040,929'Charge sensors using inverted lateral bipolar junction transistors'2015 9,029,132'Sensor for biomolecules'2015 8,999,739'Field effect transistor-based bio-sensor'2015 8,994,077'Field effect transistor-based bio sensor'2015 8,980,667'Charge sensors using inverted lateral bipolar junction transistors'2015 8,940,548'Sensor for biomolecules'2015 8,917,096'Determination of isoelectric points of biomolecules using capacitive sensors'2014 8,896,032'Self-aligned biosensors with enhanced sensitivity'2014 8,828,138'FET nanopore sensor'2014 8,679,885'Self-aligned biosensors with enhanced sensitivity'2014 8,409,867'Ultra low-power CMOS based bio-sensor circuit'2013 8,304,836'Structure and method to obtain EOT scaled dielectric stacks'2012 8,288,237'TiC as a thermally stable p-metal carbide on high k SiO2 gate stacks'2012 8,153,514'Method of forming metal/high-Îº gate stacks with high mobility'2012 8,052,931'Ultra low-power CMOS based bio-sensor circuit'2011 7,776,701'Metal oxynitride as a pFET material'2010 7,667,277'TiC as a thermally stable p-metal carbide on high k SiO2 gate stacks'2010 7,611,979'Metal gates with low charge trapping and enhanced dielectric reliability characteristics for high-k gate dielectric stacks'2009 7,566,938'Deposition of hafnium oxide and/or zirconium oxide and fabrication of passivated electronic structures'2009 7,521,346'Method of forming HfSiN metal for n-FET applications'2009 7,436,034'Metal oxynitride as a pFET material'2008 7,235,440'Formation of ultra-thin oxide layers by self-limiting interfacial oxidation'2007 7,202,186'Method of forming uniform ultra-thin oxynitride layers'2007 7,115,959'Method of forming metal/high-k gate stacks with high mobility'2006 6,982,230'Deposition of hafnium oxide and/or zirconium oxide and fabrication of passivated electronic structures'2006 6,974,779'Interfacial oxidation process for high-k gate dielectric process integration'2005 6,413,819'Memory device and method for using prefabricated isolated storage elements'2002 6,297,095'Memory device that includes passivated nanoclusters and method for manufacture'2001 5,750,419'Process for forming a semiconductor device having a ferroelectric capacitor'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2002Based in Austin, TX, US· patent location history

2005–2021Patents assigned to IBM (67)· patent assignee history

2005–2021Based in Briarcliff Manor, NY, US· patent location history

2011–2017Based in Yorktown Heights, NY, US· patent location history

2012–2016Patents assigned to ZAFAR SUFI (12)· patent assignee history

2012–2015Patents assigned to JAMISON PAUL C (3)· patent assignee history

2015Patents assigned to NING TAK H (4)· patent assignee history

2015–2016Patents assigned to GLOBALFOUNDRIES INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	67	2005–2021
ZAFAR SUFIself	12	2012–2016
NING TAK H	4	2015
GLOBALFOUNDRIES INC	3	2015–2016
JAMISON PAUL C	3	2012–2015

Locations

Location	Patents	Span
Briarcliff Manor, New York, US	59	2005–2021
Yorktown Heights, New York, US	9	2011–2017
Austin, Texas, US	3	1998–2002