Liang; Weixin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liang; Weixin.The latest application filed is for "bubble generating device for vortex pump".
- Liang; Weixin - Guangzhou CN
Trademarks
| Patent | Date |
|---|---|
| Bubble Generating Device For Vortex Pump App 20200164321 - Liang; Weixin | 2020-05-28 |
| Cross-flow wave making pump Grant 10,267,333 - Liang | 2019-04-23 |
| Cross-flow Wave Making Pump App 20170248141 - Liang; Weixin | 2017-08-31 |
| Cross-flow wave making pump Grant 9,709,059 - Liang July 18, 2 | 2017-07-18 |
| Cross-flow Wave Making Pump App 20160305432 - Liang; Weixin | 2016-10-20 |
| Cross-flow Wave Making Pump App 20150292507 - Liang; Weixin | 2015-10-15 |
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