Full redundancy speed measurement method and system for rail
US-2024140503-A1 · May 2, 2024 · US
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Qin Yejun patents
Qin Yejun is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Qin Yejun |
| Total patents | 3 |
| First publication | Feb 18, 2021 |
| Latest publication | May 2, 2024 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Byd Co Ltd | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B61L27/70 | 2 |
| B61L19/06 | 2 |
| B61L27/30 | 2 |
| G06F11/2005 | 2 |
| G06F11/183 | 2 |