Pipelaying
US-10544880-B2 · Jan 28, 2020 · US
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Du david patents
Du david is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Du david |
| Total patents | 4 |
| First publication | Jan 28, 2016 |
| Latest publication | Jan 28, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Pipelaying
US-2018195642-A1 · Jul 12, 2018 · US
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US-9909689-B2 · Mar 6, 2018 · US
Pipelaying
US-2016025240-A1 · Jan 28, 2016 · 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 |
|---|---|
| Subsea 7 Ltd | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.