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Patent applications and USPTO patent grants for Kuai; Yingying.The latest application filed is for "hybrid power train system for a tractor scraper".
Patent | Date |
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Multi-level converter and method of operating same Grant 9,991,820 - Kuai June 5, 2 | 2018-06-05 |
Hybrid power train system for a tractor scraper Grant 9,951,497 - Ge , et al. April 24, 2 | 2018-04-24 |
Hybrid Power Train System for a Tractor Scraper App 20170306589 - Ge; Xinyu ;   et al. | 2017-10-26 |
Multi-Level Converter and Method of Operating Same App 20170256950 - Kuai; Yingying | 2017-09-07 |
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