Qin; Hongyan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Qin; Hongyan.The latest application filed is for "grating disc and feedback system".
- Qin; Hongyan - Shenzhen CN
- Qin; Hongyan - Hong Kong HK
Trademarks
| Patent | Date |
|---|---|
| Laser scanning device and laser scanning system Grant 10,948,710 - Wang , et al. March 16, 2 | 2021-03-16 |
| Grating Disc And Feedback System App 20200378804 - DING; BING ; et al. | 2020-12-03 |
| Laser Scanning Device And Laser Scanning System App 20180031824 - WANG; Guangneng ; et al. | 2018-02-01 |
| Method of using rhein for treating fibrotic conditions and tumors Grant 8,652,540 - Bian , et al. February 18, 2 | 2014-02-18 |
| Method Of Using Rhein For Treating Fibrotic Conditions And Tumors App 20130323329 - BIAN; Zhaoxiang ; et al. | 2013-12-05 |
| Method For Preventing Or Treating Enterochromaffin Cell Hyperplasia-related Diseases By Quercetin Administration App 20130210907 - BIAN; Zhaoxiang ; et al. | 2013-08-15 |
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