Bridge expansion joint structure and construction method thereof
US-12460360-B2 · Nov 4, 2025 · US
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Yan Chang patents
Yan Chang is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yan Chang |
| Total patents | 5 |
| First publication | May 2, 2017 |
| Latest publication | Nov 4, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Method and device for manufacturing liquid hydrogen by offshore off-grid superconducting wind turbine
US-12429280-B2 · Sep 30, 2025 · US
Easily maintainable assembly-type bridge expansion joint structure and construction method thereof
US-2025092621-A1 · Mar 20, 2025 · US
Method and device for manufacturing liquid hydrogen by offshore off-grid superconducting wind turbine
US-2023341180-A1 · Oct 26, 2023 · US
Nametag clip
US-D785445-S · May 2, 2017 · 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 |
|---|---|
| Jsti Group | 2 |
| Nanjing University Of Technology | 2 |
| Univ Hunan | 2 |
| Ccl Label Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E01D19/06 | 2 |
| E01D21/00 | 2 |
| E01D19/062 | 2 |
| E01D19/067 | 2 |
| H02J2101/28 | 2 |