Inventor · disambiguated record
Donavan Brown
Also filed as: BROWN DONAVAN · BROWN DONAVAN HOLLAND
20 granted patents·1 pending application·3 citations·filing 2017–2023
87Inventor score
Files withBAKER HUGHES OILFIELD OPERATIONS LLC14BROWN DONAVAN HOLLAND4BROWN DONAVAN1PARK DO SEO1SAMUELSON MARC1
Top patents by PatentIndex Score
21 records- 0184US12134945B2Frangible disk sub, method and systemBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Nov 5, 2024·1 cites·20 claims
- 0274US10907444B1Choke system for a downhole valveBROWN DONAVAN HOLLAND·Filed 2019·Granted Feb 2, 2021·2 cites·12 claims
- 0366US12078027B2Frangible disk arrangement, method, and systemBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Sep 3, 2024·0 cites·12 claims
- 0464US12398629B2Side pocket mandrel with retrievable redundant electric gas lift valveBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Aug 26, 2025·0 cites·15 claims
- 0563US12492618B2Delayed opening side pocket mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Dec 9, 2025·0 cites·20 claims
- 0661US11988067B1Frangible disk sub, method and systemBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted May 21, 2024·0 cites·20 claims
- 0760US12297723B2Electric closing side pocket mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted May 13, 2025·0 cites·15 claims
- 0859US12104472B2Dual string gas injection system with flow controlBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2022·Granted Oct 1, 2024·0 cites·20 claims
- 0959US11725490B2Gas lift side pocket mandrel with modular interchangeable pocketsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2021·Granted Aug 15, 2023·0 cites·19 claims
- 1057US12492619B2Side pocket mandrel with direct check valvesBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Dec 9, 2025·0 cites·6 claims
- 1155US2024229983A9Welding process for side pocket mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 1253US11933150B2Electric remote operated gas lift mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2022·Granted Mar 19, 2024·0 cites·13 claims
- 1352US11542798B2Variable orifice valve for gas lift mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2021·Granted Jan 3, 2023·0 cites·17 claims
- 1452US11098558B2Injection valve arrangement with switched bypass and methodBROWN DONAVAN HOLLAND·Filed 2019·Granted Aug 24, 2021·0 cites·15 claims
- 1552US10472926B2Pressurized seat check valvePARK DO SEO·Filed 2017·Granted Nov 12, 2019·0 cites·12 claims
- 1651US11692405B2Guide sleeve for use with side pocket mandrelBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2021·Granted Jul 4, 2023·0 cites·17 claims
- 1748US12140004B2Side pocket mandrel promoting high internal velocityBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2022·Granted Nov 12, 2024·0 cites·18 claims
- 1848US11661819B2Valve, method and systemBROWN DONAVAN·Filed 2021·Granted May 30, 2023·0 cites·16 claims
- 1948US11613948B2Escapement system for shifting a member in a downhole toolSAMUELSON MARC·Filed 2021·Granted Mar 28, 2023·0 cites·20 claims
- 2048US11566516B2Indexing valve system for a resource exploration and recovery systemBROWN DONAVAN HOLLAND·Filed 2020·Granted Jan 31, 2023·0 cites·17 claims
- 2140US11549333B2Indexing tool system for a resource exploration and recovery systemBROWN DONAVAN HOLLAND·Filed 2021·Granted Jan 10, 2023·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →