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Patent applications and USPTO patent grants for Lv; Huiqiang.The latest application filed is for "piezoelectric printing device with vias through piezoelectric plate".
Patent | Date |
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Piezoelectric printing device with inner surface electrode layer Grant 11,292,253 - Xie , et al. April 5, 2 | 2022-04-05 |
Piezoelectric printing device with outer surface electrode layer Grant 11,198,295 - Xie , et al. December 14, 2 | 2021-12-14 |
Piezoelectric Printing Device With Vias Through Piezoelectric Plate App 20210354467 - Zhang; Xiaofei ;   et al. | 2021-11-18 |
Piezoelectric Printing Device With Inner Surface Electrode Layer App 20210354465 - Xie; Yonglin ;   et al. | 2021-11-18 |
Piezoelectric printing device with vias through piezoelectric plate Grant 11,173,714 - Zhang , et al. November 16, 2 | 2021-11-16 |
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