Fracturing valve systems and methods
US-11421508-B2 · Aug 23, 2022 · US
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Ruff Nicholas patents
Ruff Nicholas is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ruff Nicholas |
| Total patents | 4 |
| First publication | Jan 30, 2020 |
| Latest publication | Aug 23, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Fracturing valve systems and methods
US-2021332666-A1 · Oct 28, 2021 · US
Fracturing systems and methods with rams
US-10961801-B2 · Mar 30, 2021 · US
Fracturing systems and methods with rams
US-2020032608-A1 · Jan 30, 2020 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Cameron Int Corp | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B43/12 | 2 |
| E21B33/068 | 2 |
| E21B33/062 | 2 |
| E21B43/267 | 2 |
| E21B33/063 | 2 |