Downhole tool for automatic tubular cutting
US-2026055679-A1 · Feb 26, 2026 · US
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Engel David patents
Engel David is listed as an inventor on 13 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Engel David |
| Total patents | 13 |
| First publication | Jun 21, 2018 |
| Latest publication | Feb 26, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Downhole milling displacement measurement and control
US-2026015932-A1 · Jan 15, 2026 · US
Method of well decommissioning in through-tubing applications
US-2026009309-A1 · Jan 8, 2026 · US
Downhole tool for automatic tubular cutting
US-12473788-B2 · Nov 18, 2025 · US
Systems and methods for autonomous well intervention
US-2025334009-A1 · Oct 30, 2025 · US
Downhole tool for automatic tubular cutting
US-2025075579-A1 · Mar 6, 2025 · US
Cutting tool and controls for downhole mechanical services
US-2025012160-A1 · Jan 9, 2025 · US
Cutting tool and controls for downhole mechanical services
US-12098608-B2 · Sep 24, 2024 · US
Slot cutter system and operations
US-12084934-B2 · Sep 10, 2024 · US
Cutting tool and controls for downhole mechanical services
US-2022412179-A1 · Dec 29, 2022 · US
Recent patents
Latest publications not already listed above.
Slot cutter system and operations
US-2022412180-A1 · Dec 29, 2022 · US
Electrical wellbore instrument swivel connector
US-10472901-B2 · Nov 12, 2019 · US
Electrical wellbore instrument swivel connector
US-2018175545-A1 · Jun 21, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Schlumberger Technology Corp | 13 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B29/002 | 6 |
| E21B29/005 | 5 |
| E21B29/007 | 3 |
| E21B23/01 | 3 |
| E21B47/06 | 3 |