Downhole fracture system and method
US-9562409-B2 · Feb 7, 2017 · US
Xu Richard Yingqing patents
Xu Richard Yingqing holds 8 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 8 |
| Recent patents | 0 |
| First publication | Jan 20, 2015 |
| Latest publication | Feb 7, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Easy drill slip
US-9194206-B2 · Nov 24, 2015 · US
Through tubing expandable frac sleeve with removable barrier
US-9057260-B2 · Jun 16, 2015 · US
System and method for fracturing a formation and a method of increasing depth of fracturing of a formation
US-9045953-B2 · Jun 2, 2015 · US
Degradable slip element
US-9027655-B2 · May 12, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Downhole fracture system and method
US-9562409-B2 · Feb 7, 2017 · US
Easy drill slip
US-9194206-B2 · Nov 24, 2015 · US
Through tubing expandable frac sleeve with removable barrier
US-9057260-B2 · Jun 16, 2015 · US
System and method for fracturing a formation and a method of increasing depth of fracturing of a formation
US-9045953-B2 · Jun 2, 2015 · US
Degradable slip element
US-9027655-B2 · May 12, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| E21B43/26 | 4 |
| E21B2200/05 | 2 |
| E21B2034/005 | 2 |
| E21B33/129 | 2 |
| E21B21/103 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Fixed Constructions | 8 |
| Cross-Sectional Technologies | 1 |
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Frequently asked questions
Answers are generated from the same data shown on this page.
- How many patents does Xu Richard Yingqing have in patentsdb?
- Xu Richard Yingqing is linked to 8 publications as assignee in our database.
- What technology areas does Xu Richard Yingqing patent most?
- Top mapped technology areas by patent count: Fixed Constructions (8); Cross-Sectional Technologies (1).
- Is Xu Richard Yingqing's patent activity growing?
- In our data, assignee counts were 7 in 2015 and 1 in 2017 (lower year over year).
- What are recent patents assigned to Xu Richard Yingqing?
- See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.