Inventor · disambiguated record
David J. Castro
Also filed as: CASTRO DAVID · CASTRO DAVID J
19 granted patents·2 pending applications·70 citations·filing 2012–2024
92Inventor score
Top patents by PatentIndex Score
21 records- 0196US8852400B2Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer or copolymerECOLAB USA INC·Filed 2012·Granted Oct 7, 2014·17 cites·17 claims
- 0292US11982055B2Creping adhesives and processes for making and using sameECOLAB USA INC·Filed 2020·Granted May 14, 2024·2 cites·20 claims
- 0389US9034145B2Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking processECOLAB USA INC·Filed 2013·Granted May 19, 2015·17 cites·15 claims
- 0483US9624623B2Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer or copolymerECOLAB USA INC·Filed 2014·Granted Apr 18, 2017·6 cites·20 claims
- 0582US9840810B2Method of increasing paper bulk strength by using a diallylamine acrylamide copolymer in a size press formulation containing starchECOLAB USA INC·Filed 2017·Granted Dec 12, 2017·4 cites·5 claims
- 0682US9266301B2Method to adhere and dislodge crepe paperNALCO CO·Filed 2012·Granted Feb 23, 2016·2 cites·12 claims
- 0781US9181657B2Method of increasing paper strength by using natural gums and dry strength agent in the wet endNALCO CO·Filed 2012·Granted Nov 10, 2015·6 cites·12 claims
- 0879US2024150967A1Creping adhesives and processes for making and using sameECOLAB USA INC·Filed 2024·Application pending·0 cites
- 0978US8999111B2Method of increasing paper surface strength by using acrylic acid/acrylamide copolymer in a size press formulation containing starchCASTRO DAVID J·Filed 2012·Granted Apr 7, 2015·9 cites·10 claims
- 1077US8747616B2Method for the emulsification of ASA with polyamidoamine epihalohydrin (PAE)FURMAN JR GARY S·Filed 2012·Granted Jun 10, 2014·2 cites·9 claims
- 1172US10731063B2Use of boronic acid-functionalized polymers as Yankee coating adhesivesECOLAB USA INC·Filed 2018·Granted Aug 4, 2020·0 cites·20 claims
- 1271US11427738B2Use of boronic acid-functionalized polymers as yankee coating adhesivesECOLAB USA INC·Filed 2020·Granted Aug 30, 2022·0 cites·17 claims
- 1371US10227731B2Emulsification of alkenyl succinic anhydride with an amine-containing homopolymer of copolymerECOLAB USA INC·Filed 2017·Granted Mar 12, 2019·1 cites·19 claims
- 1471US9702086B2Method of increasing paper strength using an amine containing polymer compositionECOLAB USA INC·Filed 2014·Granted Jul 11, 2017·2 cites·3 claims
- 1567US9365979B2Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starchECOLAB USA INC·Filed 2014·Granted Jun 14, 2016·1 cites·11 claims
- 1666US10132040B2Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking processECOLAB USA INC·Filed 2016·Granted Nov 20, 2018·1 cites·6 claims
- 1765US9574119B2Method of producing creping adhesiveNALCO CO·Filed 2016·Granted Feb 21, 2017·0 cites·16 claims
- 1855US9611589B2Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starchECOLAB USA INC·Filed 2016·Granted Apr 4, 2017·0 cites·9 claims
- 1954US2021079143A1Strengthening resins and processes for making and using sameECOLAB USA INC·Filed 2020·Application pending·0 cites
- 2052US10648133B2Tissue dust reductionECOLAB USA INC·Filed 2017·Granted May 12, 2020·0 cites·11 claims
- 2151US12203220B2Formulation for size press applicationsECOLAB USA INC·Filed 2020·Granted Jan 21, 2025·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →