Zhang; Haobo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhang; Haobo.The latest application filed is for "opening and closing device for a curtain".
- Zhang; Haobo - Shenzhen CN
- Zhang; Haobo - Hangzhou CN
- Zhang; Haobo - Shanghai CN
| Patent | Date |
|---|---|
| Opening and closing device for A curtain App 20220047107 - Li; Zhichen ; et al. | 2022-02-17 |
| Data interaction method, apparatus, and system Grant 9,432,330 - Liu , et al. August 30, 2 | 2016-08-30 |
| Data Interaction Method, Apparatus, And System App 20140355614 - Liu; Chang ; et al. | 2014-12-04 |
| Method For Supercritical Extraction Of Characteristic Fragrant Substances In Different Fragrant Tobacco Leaves App 20130239981 - Sun; Wenliang ; et al. | 2013-09-19 |
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