Millable bridge plug system
US-10415345-B2 · Sep 17, 2019 · US
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Yang Xiangtong patents
Yang Xiangtong is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yang Xiangtong |
| Total patents | 3 |
| First publication | Jun 21, 2018 |
| Latest publication | Sep 17, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Millable bridge plug system
US-2018179853-A1 · Jun 28, 2018 · US
Millable bridge plug system
US-2018171749-A1 · Jun 21, 2018 · 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 |
|---|---|
| Cnpc Usa Corp | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B33/128 | 3 |
| E21B29/00 | 3 |
| E21B33/1293 | 3 |
| E21B33/134 | 3 |
| E21B23/01 | 2 |