High pressure blowout preventer system
US-11692410-B2 · Jul 4, 2023 · US
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Milliman Douglas patents
Milliman Douglas is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Milliman Douglas |
| Total patents | 16 |
| First publication | Mar 31, 2016 |
| Latest publication | Jul 4, 2023 |
Notable patents
Publications ranked by popularity score, then publication date.
High pressure blowout preventer system
US-11519237-B2 · Dec 6, 2022 · US
High pressure blowout preventer system
US-2022018205-A1 · Jan 20, 2022 · US
High pressure blowout preventer system
US-2021262312-A1 · Aug 26, 2021 · US
Graphical indexing for life cycle management of drilling system assets
US-11035217-B2 · Jun 15, 2021 · US
High pressure blowout preventer system
US-10876369-B2 · Dec 29, 2020 · US
Graphical Indexing For Life Cycle Management Of Drilling System Assets
US-2020125429-A1 · Apr 23, 2020 · US
Graphical indexing for life cycle management of drilling system assets
US-10545803-B2 · Jan 28, 2020 · US
Sil rated system for blowout preventer control
US-10196871-B2 · Feb 5, 2019 · US
High pressure blowout preventer system
US-10048673-B2 · Aug 14, 2018 · US
Recent patents
Latest publications not already listed above.
High pressure blowout preventer system
US-2018073320-A1 · Mar 15, 2018 · US
SIL rated system for blowout preventer control
US-9803448-B2 · Oct 31, 2017 · US
Sil rated system for blowout preventer control
US-2017284164-A1 · Oct 5, 2017 · US
Graphical Indexing For Life Cycle Management Of Drilling System Assets
US-2016306831-A1 · Oct 20, 2016 · US
High Pressure Blowout Preventer System
US-2016109874-A1 · Apr 21, 2016 · US
SIL Rated System for Blowout Preventer Control
US-2016090810-A1 · Mar 31, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hydril Usa Distrib Llc | 17 |
| Baker Hughes Energy Technology UK Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B33/064 | 16 |
| E21B33/0355 | 14 |
| E21B34/16 | 12 |
| E21B33/063 | 6 |
| G05B9/03 | 6 |