Zhou; Chengmei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhou; Chengmei.The latest application filed is for "device and method for continuous mixing of solid drag reducer".
- Zhou; Chengmei - Beijing CN
- Zhou; Chengmei - Shanghai CN
| Patent | Date |
|---|---|
| Device And Method For Continuous Mixing Of Solid Drag Reducer App 20220098941 - Chen; Pengfei ; et al. | 2022-03-31 |
| Method and device for processing 2D graphics Grant 9,478,005 - Huang , et al. October 25, 2 | 2016-10-25 |
| Method And Device For Processing 2d Graphics App 20150302548 - Huang; Xiaodong ; et al. | 2015-10-22 |
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