N-shape prefabricated connective split column for underground structures
US-10669719-B2 · Jun 2, 2020 · US
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Du Xiuli patents
Du Xiuli is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Du Xiuli |
| Total patents | 5 |
| First publication | Aug 9, 2016 |
| Latest publication | Jun 2, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
N-shape prefabricated connective split column for underground structures
US-2020087915-A1 · Mar 19, 2020 · US
Prefabricated and flexible earthquake-resistant self-resetting structure associated with a subway station
US-10344445-B2 · Jul 9, 2019 · US
Prefabricated and flexible earthquake-resistant self-resetting structure associated with a subway station
US-2019048554-A1 · Feb 14, 2019 · US
Damping splice sleeve
US-9410322-B1 · Aug 9, 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 |
|---|---|
| Univ Beijing Technology | 4 |
| Univ Beijing Technology | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E04B1/98 | 4 |
| E04H9/021 | 4 |
| E04B1/34823 | 2 |
| E04C3/32 | 2 |
| E04C3/34 | 2 |