Inventor · disambiguated record
Robert Pena
Also filed as: PENA ROBERT · PENA ROBERT A
6 granted patents·1 pending application·62 citations·filing 1999–2020
80Inventor score
Top patents by PatentIndex Score
7 records- 0187US8662162B2Segmented collapsible ball seat allowing ball recoveryKELLNER JUSTIN C·Filed 2011·Granted Mar 4, 2014·13 cites·18 claims
- 0279US10012046B2Bi-directional locking liner hanger with pressure balanced setting mechanismBAKER HUGHES INC·Filed 2014·Granted Jul 3, 2018·7 cites·10 claims
- 0370US6451607B1External dried-reagent control for analytical test devicesLITMUS CONCEPTS INC·Filed 1999·Granted Sep 17, 2002·37 cites·15 claims
- 0449US6301726B1Method of installing a bathtubFiled 2000·Granted Oct 16, 2001·5 cites·1 claims
- 0546US11313190B2Electric set tieback anchor via pressure cyclesKRUEGER MATTHEW·Filed 2020·Granted Apr 26, 2022·0 cites·13 claims
- 0644US11078747B2Mechanism for retaining and releasing pump down plugHEDRICK MARCELLE H·Filed 2019·Granted Aug 3, 2021·0 cites·19 claims
- 0734US2017218737A1Inflatable Expanded Liner Hanger Assembly with Weight Set Liner Top PackerBAKER HUGHES INC·Filed 2016·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →