Chen; Xiulian
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Xiulian.The latest application filed is for "automatic working system".
- Chen; Xiulian - Suzhou CN
- CHEN; Xiulian - Jiangsu CN
Trademarks
| Patent | Date |
|---|---|
| Automatic working system Grant 11,394,216 - Jiao , et al. July 19, 2 | 2022-07-19 |
| Automatic Working System App 20200287397 - Jiao; Shiping ; et al. | 2020-09-10 |
| Self-moving Device And Automatic Working System Thereof App 20200267903 - GAO; Zhendong ; et al. | 2020-08-27 |
| Chain Saw App 20180104845 - Yu; Xi ; et al. | 2018-04-19 |
| Chain saw Grant 9,878,463 - Yu , et al. January 30, 2 | 2018-01-30 |
| Chain Saw App 20110308096 - Yu; Xi ; et al. | 2011-12-22 |
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