Patent applications and USPTO patent grants for Song; Yuhui.The latest application filed is for "cleaning area selection method and device".
Patent | Date |
---|---|
Cleaning area selection method and device Grant 11,144,062 - Yang , et al. October 12, 2 | 2021-10-12 |
Communication relationship establishing method and device, computer readable storage medium, electronic device and cleaning device Grant 11,022,980 - Yang , et al. June 1, 2 | 2021-06-01 |
Cleaning Area Selection Method and Device App 20210011480 - YANG; Yong ;   et al. | 2021-01-14 |
Communication Relationship Establishing Method And Device, Computer Readable Storage Medium, Electronic Device And Cleaning Device App 20200379470 - YANG; Yong ;   et al. | 2020-12-03 |
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