Hydraulic tool
US-10125825-B2 · Nov 13, 2018 · US
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Chen Youfu patents
Chen Youfu is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chen Youfu |
| Total patents | 2 |
| First publication | Nov 26, 2015 |
| Latest publication | Nov 13, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Hydraulic tool
US-2015337905-A1 · Nov 26, 2015 · 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 |
|---|---|
| Vetco Gray Scandinavia As | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F16D3/80 | 2 |
| E21B19/16 | 2 |
| E21B41/04 | 2 |
| F16L37/00 | 2 |
| Y10T29/49824 | 2 |