Artificial lift method and apparatus for horizontal well
US-10794149-B2 · Oct 6, 2020 · US
Daniel David Charles is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Daniel David Charles |
| Total patents | 4 |
| First publication | Dec 12, 2019 |
| Latest publication | Oct 6, 2020 |
Publications ranked by popularity score, then publication date.
US-10794149-B2 · Oct 6, 2020 · US
US-10508514-B1 · Dec 17, 2019 · US
US-2019376373-A1 · Dec 12, 2019 · US
US-2019376369-A1 · Dec 12, 2019 · US
Latest publications not already listed above.
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Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Geodynamics Inc | 4 |
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B43/123 | 4 |
| E21B34/16 | 4 |
| E21B2200/04 | 4 |
| E21B43/126 | 2 |
| E21B43/122 | 2 |