Inventor · disambiguated record
David A. Simpson
Also filed as: SIMPSON DAVID · SIMPSON DAVID A · SIMPSON DAVID ANDREW
32 granted patents·13 pending applications·103 citations·filing 1976–2024
96Inventor score
Top patents by PatentIndex Score
45 records- 0189US8637651B2Protein production in microorganisms of the phylum labyrinthulomycotaAPT KIRK E·Filed 2010·Granted Jan 28, 2014·5 cites·18 claims
- 0289US7312076B2Lactobacilli expressing biologically active polypeptides and uses thereofOSEL INC·Filed 2007·Granted Dec 25, 2007·5 cites·12 claims
- 0389US7179458B2Lactobacilli expressing biologically active polypeptides and uses thereofOSEL INC·Filed 2003·Granted Feb 20, 2007·17 cites·17 claims
- 0486US11913916B2Needle drive, system and methodWATERS TECHNOLOGIES CORP·Filed 2021·Granted Feb 27, 2024·1 cites·20 claims
- 0585US11879875B2Sample manager, system and methodWATERS TECHNOLOGIES CORP·Filed 2021·Granted Jan 23, 2024·1 cites·20 claims
- 0684US8940884B2Polyunsaturated fatty acid synthase nucleic acid molecules and polypeptides, compositions, and methods of making and uses thereofAPT KIRK E·Filed 2010·Granted Jan 27, 2015·7 cites·7 claims
- 0782US7833791B2Lactobacilli expressing biologically active polypeptides and uses thereofOSEL INC·Filed 2007·Granted Nov 16, 2010·3 cites·10 claims
- 0880US7456011B2Modified cyanovirin-n polypeptideOSEL INC·Filed 2006·Granted Nov 25, 2008·5 cites·17 claims
- 0980US2025025882A1Dual delivery needle wash systemWATERS TECHNOLOGIES CORP·Filed 2024·Application pending·0 cites
- 1079US9012616B2Polynucleotide for improving protein production in microorganisms of the phylum labyrinthulomycotaDSM IP ASSETS BV·Filed 2013·Granted Apr 21, 2015·1 cites·22 claims
- 1179US8349600B2Polypeptides having nucleic acid binding activityAPPLIED BIOSYSTEMS LLC·Filed 2006·Granted Jan 8, 2013·2 cites·5 claims
- 1278US2024201142A1Needle drive, system and methodWATERS TECHNOLOGIES CORP·Filed 2024·Application pending·0 cites
- 1377US2024060939A1Sample metering and injection for liquid chromatographyWATERS TECHNOLOGIES CORP·Filed 2023·Application pending·0 cites
- 1476US9267130B2Polypeptides having nucleic acid binding activity and compositions and methods for nucleic acid amplificationMARTIN PATRICK K·Filed 2012·Granted Feb 23, 2016·3 cites·18 claims
- 1575US12203075B2Polyunsaturated fatty acid synthase nucleic acid molecules and polypeptides, compositions, and methods of making and uses thereofDSM IP ASSETS BV·Filed 2019·Granted Jan 21, 2025·0 cites·11 claims
- 1675US10829794B2Protein production in microorganisms of the phylum labyrinthulomycotaDSM IP ASSETS BV·Filed 2019·Granted Nov 10, 2020·0 cites·14 claims
- 1773US9540666B2Polyunsaturated fatty acid synthase nucleic acid molecules and polypeptides, compositions, and methods of making and uses thereofDSM IP ASSETS BV·Filed 2014·Granted Jan 10, 2017·1 cites·12 claims
- 1870US9518102B2Polypeptide for improving protein production in microorganisms of the phylum LabyrinthulomycotaDSM IP ASSETS BV·Filed 2014·Granted Dec 13, 2016·0 cites·29 claims
- 1969US12121891B2Dual delivery needle wash systemWATERS TECHNOLOGIES CORP·Filed 2021·Granted Oct 22, 2024·0 cites·7 claims
- 2067US4271259APhotosensitive compositions containing a photooxidizable componentHERCULES INC·Filed 1980·Granted Jun 2, 1981·18 cites·4 claims
- 2166US11835496B2Sample metering and injection for liquid chromatographyWATERS TECHNOLOGIES CORP·Filed 2020·Granted Dec 5, 2023·0 cites·10 claims
- 2265US8458598B1Customized advertising for online slideshowHAKEL THOMAS·Filed 2009·Granted Jun 4, 2013·6 cites·4 claims
- 2365US2009155304A1Modified Cyanovirin-N PolypeptideOSEL INC·Filed 2008·Application pending·0 cites
- 2464US10689959B2Fluid injection systemCAMERON INT CORP·Filed 2016·Granted Jun 23, 2020·1 cites·25 claims
- 2564US2010159527A1Polypeptides Having Nucleic Acid Binding Activity and Compositions and Methods For Nucleic Acid AmplificationLIFE TECHNOLOGIES CORP·Filed 2009·Application pending·0 cites
- 2662US11162923B2Twist lock compliant needle for detection of contactWATERS TECHNOLOGIES CORP·Filed 2019·Granted Nov 2, 2021·0 cites·18 claims
- 2762US2017145461A1Protein production in microorganisms of the phylum labyrinthulomycotaDSM IP ASSETS BV·Filed 2016·Application pending·0 cites
- 2860US9212352B2Polypeptides having nucleic acid binding activityMARTIN PATRICK K·Filed 2012·Granted Dec 15, 2015·0 cites·22 claims
- 2959US11774415B2Metering pump for liquid chromatographyWATERS TECHNOLOGIES CORP·Filed 2021·Granted Oct 3, 2023·0 cites·22 claims
- 3059US10538772B2Polyunsaturated fatty acid synthase nucleic acid molecules and polypeptides, compositions, and methods of making and uses thereofDSM IP ASSETS BV·Filed 2016·Granted Jan 21, 2020·0 cites·10 claims
- 3156US10392988B2Pressure relief system for diesel exhaust fluid freeze damage mitigationGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Aug 27, 2019·0 cites·18 claims
- 3256US4047963APhotopolymer compositionsHERCULES INC·Filed 1976·Granted Sep 13, 1977·11 cites·22 claims
- 3355US2016194678A1Polypeptides having nucleic acid binding activity and compositions and methods for nucleic acid amplificationAPPLIED BIOSYSTEMS LLC·Filed 2016·Application pending·0 cites
- 3454US11002713B2Sample organizer, tray, system and methodWATERS TECHNOLOGIES CORP·Filed 2019·Granted May 11, 2021·0 cites·28 claims
- 3554US2007190538A1Chimeric polymerasesAPPLERA CORP·Filed 2006·Application pending·0 cites
- 3653US4272610APhotopolymer process using photo oxidizable componentHERCULES INC·Filed 1980·Granted Jun 9, 1981·11 cites·47 claims
- 3753US2016122393A1Polypeptides having nucleic acid binding activityAPPLIED BIOSYSTEMS LLC·Filed 2015·Application pending·0 cites
- 3851US8302695B2Downhole systems and methods for deliquifaction of a wellboreSIMPSON DAVID A·Filed 2009·Granted Nov 6, 2012·5 cites·31 claims
- 3951US2006228726A1Polypeptides having nucleic acid binding activity and compositions and methods for nucleic acid amplificationMARTIN PATRICK K·Filed 2006·Application pending·0 cites
- 4044US2011086406A1Chimeric PolymerasesLIFE TECHNOLOGIES CORP·Filed 2010·Application pending·0 cites
- 4143US11555804B2Liquid chromatography thermal system with thermal status detectionWATERS TECHNOLOGIES CORP·Filed 2019·Granted Jan 17, 2023·0 cites·30 claims
- 4243US2016002681A1Acp-mediated production of fatty acid derivativesREG LIFE SCIENCES LLC·Filed 2013·Application pending·0 cites
- 4341US8597402B2Device for capturing gas from a produced water streamSIMPSON DAVID A·Filed 2013·Granted Dec 3, 2013·0 cites·15 claims
- 4440US8439999B2Device for capturing gas from a produced water streamSIMPSON DAVID A·Filed 2011·Granted May 14, 2013·0 cites·20 claims
- 4527US2006294187A1Integrated web communications systemHAKEL THOMAS·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →