Inventor · disambiguated record
Robert O. Castillo
Also filed as: CASTILLO ROBERT O
11 granted patents·2 pending applications·134 citations·filing 2006–2013
90Inventor score
Top patents by PatentIndex Score
13 records- 0194US8225861B2Sealing feed through lines for downhole swelling packersFOSTER ANTHONY P·Filed 2011·Granted Jul 24, 2012·28 cites·2 claims
- 0291US9518453B2Expandable liner hanger with anchoring featureBAKER HUGHES INC·Filed 2013·Granted Dec 13, 2016·21 cites·16 claims
- 0385US7997338B2Sealing feed through lines for downhole swelling packersBAKER HUGHES INC·Filed 2009·Granted Aug 16, 2011·22 cites·24 claims
- 0484US8371374B2Sealing feed through lines for downhole swelling packersBAKER HUGHES INC·Filed 2012·Granted Feb 12, 2013·7 cites·4 claims
- 0583US7806193B2Swellable packer with back-up systemsBAKER HUGHES INC·Filed 2008·Granted Oct 5, 2010·25 cites·15 claims
- 0675US7478679B2Field assembled packerBAKER HUGHES INC·Filed 2006·Granted Jan 20, 2009·16 cites·21 claims
- 0772US8127978B2Swelling packer and method of constructionCASTILLO ROBERT O·Filed 2009·Granted Mar 6, 2012·11 cites·11 claims
- 0869US8550156B2Swelling packerCASTILLO ROBERT O·Filed 2011·Granted Oct 8, 2013·3 cites·12 claims
- 0952US9429236B2Sealing devices having a non-elastomeric fibrous sealing material and methods of using sameCASTILLO ROBERT O·Filed 2010·Granted Aug 30, 2016·1 cites·25 claims
- 1050US9834404B2Method of making a downhole swellable seal with a passageway therethroughCASTILLO ROBERT O·Filed 2013·Granted Dec 5, 2017·0 cites·10 claims
- 1148US2010230902A1Downhole sealing device and method of makingBAKER HUGHES INC·Filed 2009·Application pending·0 cites
- 1248US2013008643A1Downhole sealing device and method of makingBAKER HUGHES INC·Filed 2012·Application pending·0 cites
- 1334US8967245B2Borehole seal, backup and methodFARRAR AMY L·Filed 2011·Granted Mar 3, 2015·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →