Inventor · disambiguated record
David P. Zielinski
Also filed as: ZIELINSKI DAVID · ZIELINSKI DAVID P
12 granted patents·16 pending applications·54 citations·filing 1988–2020
87Inventor score
Files withCOVESTRO LLC22BAYER MATERIALSCIENCE LLC2ZIELINSKI DAVID P2PPG INDUSTRIES INC1SHAFFER MYRON W1
Top patents by PatentIndex Score
28 records- 0196US10544158B1Process for producing polycyclic polyether polyolsCOVESTRO LLC·Filed 2019·Granted Jan 28, 2020·9 cites·21 claims
- 0289US9896620B2Proppant sand coating for dust reductionCOVESTRO LLC·Filed 2016·Granted Feb 20, 2018·9 cites·15 claims
- 0382US9175117B2Dual cure composite resins containing uretdione and unsaturated sitesBAYER MATERIALSCIENCE LLC·Filed 2013·Granted Nov 3, 2015·3 cites·9 claims
- 0481US9815739B2Polyisocyanurate based cement for wellbore fluid loss preventionCOVESTRO LLC·Filed 2015·Granted Nov 14, 2017·2 cites·7 claims
- 0581US4859743AUrethane component for high solids coating compositionsPPG INDUSTRIES INC·Filed 1988·Granted Aug 22, 1989·29 cites·25 claims
- 0676US9580527B2Dual cure composite resins containing uretdione and unsaturated sitesCOVESTRO LLC·Filed 2015·Granted Feb 28, 2017·1 cites·15 claims
- 0774US10633477B2Extended pot-life for low temperature curing polyuretdione resinsCOVESTRO LLC·Filed 2018·Granted Apr 28, 2020·0 cites·29 claims
- 0869US11566145B2Polyurethane coating compositions and their use as gel coatsCOVESTRO LLC·Filed 2019·Granted Jan 31, 2023·0 cites·20 claims
- 0969US8415471B2Flexible cycloaliphatic diisocyanate trimersSHAFFER MYRON W·Filed 2007·Granted Apr 9, 2013·1 cites·10 claims
- 1066US2018142140A1Proppant sand coating for dust reductionCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 1160US2018127646A1Proppant sand coating for dust reductionCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 1258US10472542B2Polyurethane coatings for direct application to polyurethane pultrusionCOVESTRO LLC·Filed 2017·Granted Nov 12, 2019·0 cites·6 claims
- 1354US2021253772A1Polyoxazolidinone compositionsCOVESTRO LLC·Filed 2020·Application pending·0 cites
- 1453US8476396B2Allophanate modified polyisocyanatesZIELINSKI DAVID P·Filed 2007·Granted Jul 2, 2013·0 cites·19 claims
- 1553US2006223968A1Allophonate modified polyisocyanatesBAYER MATERIALSCIENCE LLC·Filed 2005·Application pending·0 cites
- 1649US10000686B2Methods for treating a well bore within an underground formationCOVESTRO LLC·Filed 2013·Granted Jun 19, 2018·0 cites·26 claims
- 1748US2020071450A1In-situ weighting agent/pigment settling control agentCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 1848US2019292296A1Polyol acid neutralization for low temperature uretdione curingCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 1947US2020190390A1Additive to flexibilize epoxy-based resins for use in oil field applicationsCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2047US2019292294A1One component allophanate formulations through basecoat catalyst migrationCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2146US2019292305A1Uretdione based polyurethane compositionsCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2246US2018346786A1Methods and materials for refracturing a partially depleted oil and gas wellCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2346US2018127638A1Time released delivery of functional chemicalsCOVESTRO LLC·Filed 2017·Application pending·0 cites
- 2446US2019203097A1Polyurethanes for water shut-off in oil and gas wellsCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2545US2018244984A1Reducing erosion of oil field pumping and transfer equipmentCOVESTRO LLC·Filed 2018·Application pending·0 cites
- 2642US2019055454A1Polyisocyanurate based cement for wellbore fluid loss preventionCOVESTRO LLC·Filed 2016·Application pending·0 cites
- 2738US2018118972A1Reducing erosion of oil field pumping and transfer equipmentCOVESTRO LLC·Filed 2017·Application pending·0 cites
- 2834US2006014890A1Polyisocyanates with improved compatibility with high hydroxyl content polyolsZIELINSKI DAVID P·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →