Inventor · disambiguated record
Subhakar Dey
Also filed as: DEY SUBHAKAR · DEY SUBHAKAR N
21 granted patents·11 pending applications·67 citations·filing 2003–2023
92Inventor score
Files withDH TECHNOLOGIES DEV PTE LTD17DEY SUBHAKAR3PURKAYASTHA SUBHASISH3APPLERA CORP2BOSTON PROBES INC1
Top patents by PatentIndex Score
32 records- 0194US7355045B2Isotopically enriched N-substituted piperazine acetic acids and methods for the preparation thereofAPPLERA CORP·Filed 2004·Granted Apr 8, 2008·43 cites·26 claims
- 0280US8236565B2Tagging reagents and methods for hydroxylated compoundsPURKAYASTHA SUBHASISH·Filed 2007·Granted Aug 7, 2012·4 cites·22 claims
- 0379US2023236189A1Microbial Identification and Quantitation Using MS Cleavable TagsDH TECHNOLOGIES DEV PTE LTD·Filed 2023·Application pending·0 cites
- 0476US8617898B2Quantitative analysis of vitamin D3, vitamin D2, and metabolites thereofDEY SUBHAKAR·Filed 2011·Granted Dec 31, 2013·5 cites·43 claims
- 0575US9188596B2Quantitative analysis of vitamin D3, vitamin D2, and metabolites thereofDH TECHNOLOGIES DEV PTE LTD·Filed 2013·Granted Nov 17, 2015·4 cites·9 claims
- 0674US10281468B2Microbial identification and quantitation using MS cleavable tagsDH TECHNOLOGIES DEV PTE LTD·Filed 2015·Granted May 7, 2019·1 cites·7 claims
- 0771US11549944B2Microbial identification and quantitation using MS cleavable tagsDH TECHNOLOGIES DEV PTE LTD·Filed 2019·Granted Jan 10, 2023·0 cites·10 claims
- 0868US9874575B2Analysis of estradiol and analytes with phenolic OH using labeling chemistry and LC-MSMS workflowDH TECHNOLOGIES DEV PTE LTD·Filed 2013·Granted Jan 23, 2018·1 cites·18 claims
- 0968US8501498B2Mass tags for quantitative analysesYAN XIONGWEI·Filed 2009·Granted Aug 6, 2013·1 cites·18 claims
- 1067US8362242B2Analyte determination utilizing mass tagging reagents comprising a non-encoded detectable labelDH TECHNOLOGIES DEV PTE LTD·Filed 2007·Granted Jan 29, 2013·0 cites·2 claims
- 1166US8975404B2Labeling reagents for analyte determination and methods and compounds used in making the samePILLAI SASI K·Filed 2007·Granted Mar 10, 2015·1 cites·14 claims
- 1266US8569304B2Active esters of N-substituted piperazine acetic acids, including isotopically enriched versions thereofDEY SUBHAKAR·Filed 2009·Granted Oct 29, 2013·0 cites·48 claims
- 1365US8372653B2Mass tag reagents for simultaneous quantitation and identification of small moleculesDH TECHNOLOGIES DEV PTE LTD·Filed 2011·Granted Feb 12, 2013·2 cites·13 claims
- 1464US7906341B2Methods, mixtures, kits and compositions pertaining to analyte determinationDH TECHNOLOGIES DEV PTE LTD·Filed 2007·Granted Mar 15, 2011·4 cites·48 claims
- 1563US2010190660A1Methods, Compositions And Libraries Pertaining To PNA Dimer And PNA Oligomer SynthesisBOSTON PROBES INC·Filed 2009·Application pending·0 cites
- 1662US2004137469A1Methods, compositions and libraries pertaining PNA dimer and PNA oligomer synthesisCASALE RALPH A·Filed 2003·Application pending·0 cites
- 1760US2004142355A1Methods, compositions and libraries pertaining to PNA dimer and PNA oligomer synthesisFiled 2003·Application pending·0 cites
- 1858US11879898B2Method for measuring testosterone using LC-MSMSDH TECHNOLOGIES DEV PTE LTD·Filed 2019·Granted Jan 23, 2024·0 cites·14 claims
- 1958US2009176984A1Isotopically Enriched N-Substituted Piperazine Acetic Acids And Methods For The Preparation ThereofDEY SUBHAKAR·Filed 2008·Application pending·0 cites
- 2056US8853133B2Analyte determination utilizing mass tagging reagents comprising a non-encoded detectable labelPURKAYASTHA SUBHASISH·Filed 2012·Granted Oct 7, 2014·0 cites·19 claims
- 2156US2025136810A1Discrete peg molecules as analytes for ms calibration and tuning in positive and negative modesDH TECHNOLOGIES DEV PTE LTD·Filed 2022·Application pending·0 cites
- 2255US9964552B2Mass spectrometric identification and/or quantitation of catecholamines using aminopyrazolesDH TECHNOLOGIES DEV PTE LTD·Filed 2014·Granted May 8, 2018·0 cites·8 claims
- 2355US9257267B2Composition, method, and kit for calibrating a mass spectrometerDEY SUBHAKAR N·Filed 2012·Granted Feb 9, 2016·1 cites·13 claims
- 2454US2023258652A1Phenacylbromide-Based Mass Tags For Carboxyl And Phenolic Functional Group Containing AnalytesDH TECHNOLOGIES DEV PTE LTD·Filed 2021·Application pending·0 cites
- 2551US10094809B2Specific analysis of ketone and aldehyde analytes using reagent compounds, labeling strategies, and mass spectrometry workflowDH TECHNOLOGIES DEV PTE LTD·Filed 2016·Granted Oct 9, 2018·0 cites·20 claims
- 2650US9500622B2Specific analysis of ketone and aldehyde analytes using reagent compounds, labeling strategies, and mass spectrometry workflowDH TECHNOLOGIES DEV PTE LTD·Filed 2013·Granted Nov 22, 2016·0 cites·9 claims
- 2749US7892737B2Compositions, kits and methods pertaining to stability modulation of PNA oligomer/nucleic acid complexesLIFE TECHNOLOGIES CORP·Filed 2006·Granted Feb 22, 2011·0 cites·35 claims
- 2845US2014349885A1Enhancement of sensitivity and specificity of ketosteroids and keto or aldehyde containing analytesDH TECHNOLOGIES DEV PTE LTD·Filed 2012·Application pending·0 cites
- 2945US2022308066A1Multiplexed external calibrator and control for screening and diagnostic assaysDH TECHNOLOGIES DEV PTE LTD·Filed 2019·Application pending·0 cites
- 3044US2011003395A1Specific analysis of analytes using reagent compounds, labeling strategies, and mass spectrometry workflowDH TECHNOLOGIES DEV PTE LTD·Filed 2010·Application pending·0 cites
- 3141US2007048752A1Mass tags for quantitative analysesAPPLERA CORP·Filed 2006·Application pending·0 cites
- 3238US8492163B2Methods, mixtures, kits and compositions pertaining to analyte determinationPURKAYASTHA SUBHASISH·Filed 2011·Granted Jul 23, 2013·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →