Energy-absorbing anti-creeper and train vehicle with energy-absorbing anti-creeper
US-11447161-B2 · Sep 20, 2022 · US
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Li luxing patents
Li luxing is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Li luxing |
| Total patents | 4 |
| First publication | Feb 7, 2019 |
| Latest publication | Sep 20, 2022 |
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Major assignees
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| Assignee | Patents |
|---|---|
| Crrc Qingdao Sifang Co Ltd | 4 |
Top CPC classifications
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