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Patent applications and USPTO patent grants for Liu; Wenping.The latest application filed is for "capacitive touch panel detection circuit and boost circuit thereof".
Patent | Date |
---|---|
Combined wireless otoscope ear spoon and charging storage base Grant D949,335 - Liu April 19, 2 | 2022-04-19 |
Capacitive touch panel detection circuit and boost circuit thereof Grant 8,493,131 - Mo , et al. July 23, 2 | 2013-07-23 |
Helical locking mechanism for doors Grant 8,291,783 - Shi , et al. October 23, 2 | 2012-10-23 |
Capacitive touch panel detection circuit and boost circuit thereof App 20110227633 - Mo; Lianghua ;   et al. | 2011-09-22 |
Powerless Helical Locking Mechanism For Door App 20100319259 - Shi; Xiang ;   et al. | 2010-12-23 |
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