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Patent applications and USPTO patent grants for Cai; Qibo.The latest application filed is for "initial rotor position detection device and method based on permanent-magnet synchronous motor".
Patent | Date |
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Initial rotor position detection device and method based on permanent-magnet synchronous motor Grant 10,511,246 - Dai , et al. Dec | 2019-12-17 |
Initial Rotor Position Detection Device and Method Based on Permanent-Magnet Synchronous Motor App 20190036469 - DAI; Yuxing ;   et al. | 2019-01-31 |
LED Lighting Based Multispectral Imaging System for Color Measurement App 20180372542 - Cui; Guihua ;   et al. | 2018-12-27 |
LED lighting based multispectral imaging system for color measurement Grant 10,161,796 - Cui , et al. Dec | 2018-12-25 |
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