Du; Han
Patent Applications and Registrations
Patent applications and USPTO patent grants for Du; Han.The latest application filed is for "a flexible sensor with piezoelectric array applied for weld defect detection based on feature guided waves and its testing method".
- Du; Han - Jiangsu CN
- Du; Han - Beijing CN
| Patent | Date |
|---|---|
| Flexible sensor with piezoelectric array applied for weld defect detection based on feature guided waves and its testing method Grant 11,156,587 - Xu , et al. October 26, 2 | 2021-10-26 |
| A Flexible Sensor With Piezoelectric Array Applied For Weld Defect Detection Based On Feature Guided Waves And Its Testing Method App 20210208104 - XU; Zhenying ; et al. | 2021-07-08 |
| Beauty instrument Grant D916,306 - Du April 13, 2 | 2021-04-13 |
| Beauty instrument Grant D901,705 - Du November 10, 2 | 2020-11-10 |
| Thermometer Grant D878,937 - Du | 2020-03-24 |
| Beauty instrument Grant D870,304 - Du Dec | 2019-12-17 |
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