Li; Weihai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Li; Weihai.The latest application filed is for "thread debris filtering apparatus".
- Li; Weihai - Qingdao CN
- Li; Weihai - Shangdong CN
- LI; Weihai - Laoshan Qingdao
- Li; Weihai - Beijing CN
| Patent | Date |
|---|---|
| Drainage device of washing machine, and washing machine Grant 10,358,762 - LV , et al. | 2019-07-23 |
| Thread debris filtering apparatus Grant 10,253,446 - Lv , et al. | 2019-04-09 |
| Thread Debris Filtering Apparatus App 20170284012 - Lv; Peishi ; et al. | 2017-10-05 |
| A Drainage Device Of Washing Machine, And Washing Machine App 20170114493 - LV; Peishi ; et al. | 2017-04-27 |
| Polarity inversion signal converting method, apparatus and display Grant 9,349,334 - Xu , et al. May 24, 2 | 2016-05-24 |
| Driving circuit for LCD backlight source Grant 8,653,744 - Zhang , et al. February 18, 2 | 2014-02-18 |
| Polarity Inversion Signal Converting Method, Apparatus And Display App 20140036184 - XU; Yizhen ; et al. | 2014-02-06 |
| Driving Circuit For Lcd Backlight Source App 20120249008 - ZHANG; Liang ; et al. | 2012-10-04 |
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