Zhang; Qian Yu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhang; Qian Yu.The latest application filed is for "edge cleaning brushes for floor cleaner".
- Zhang; Qian Yu - Dongguan City CN
- Zhang; Qian Yu - Dongguan CN
| Patent | Date |
|---|---|
| Edge Cleaning Brushes For Floor Cleaner App 20220175204 - Hotary; James Theodore ; et al. | 2022-06-09 |
| Edge cleaning brushes for floor cleaner Grant 11,284,759 - Hotary , et al. March 29, 2 | 2022-03-29 |
| Edge Cleaning Brushes For Floor Cleaner App 20210298548 - Hotary; James Theodore ; et al. | 2021-09-30 |
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