Travel stop for expansion tool to limit stress on a surrounding tubular
US-10053947-B2 · Aug 21, 2018 · US
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Hu Ziping patents
Hu Ziping is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hu Ziping |
| Total patents | 8 |
| First publication | Nov 19, 2015 |
| Latest publication | Aug 21, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Self-locking expandable seal activator
US-10030469-B2 · Jul 24, 2018 · US
Expandable seal with adjacent radial travel stop
US-9995104-B2 · Jun 12, 2018 · US
Expansion limiter for expandable seal
US-9657546-B2 · May 23, 2017 · US
Travel Stop for Expansion Tool to Limit Stress on a Surrounding Tubular
US-2015330178-A1 · Nov 19, 2015 · US
Expansion Limiter for Expandable Seal
US-2015330175-A1 · Nov 19, 2015 · US
Expandable Seal with Adjacent Radial Travel Stop
US-2015330176-A1 · Nov 19, 2015 · US
Self-locking Expandable Seal Activator
US-2015330177-A1 · Nov 19, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Baker Hughes Inc | 8 |
| Baker Hughes A Ge Co Llc | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B33/128 | 8 |
| E21B33/129 | 8 |
| E21B23/01 | 6 |
| E21B33/1291 | 6 |
| E21B33/1208 | 2 |