Su Qingfeng
USPTO Trademark & Patent Filings
Trademark applications and grants for Su Qingfeng. Su Qingfeng has 1 trademark applications. The latest application filed is for "DOUYING"
| Patent Application | Date |
|---|---|
| LIGHT TRANSMISSION PROCESSING SYSTEM AND METHOD FOR SOLAR CHIP MODULE 20200001592 - 16/118493 SHI; Qingwen ; et al. | 2020-01-02 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"DOUYING" 5321367 87309747 |
DOUYING 2017-01-22 |
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