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Patent applications and USPTO patent grants for Tang; Xue-Feng.The latest application filed is for "ship propulsion apparatus".
Patent | Date |
---|---|
Ship propulsion apparatus Grant 10,760,470 - Li , et al. Sep | 2020-09-01 |
Ship Propulsion Apparatus App 20190249590 - LI; GUANG ;   et al. | 2019-08-15 |
Power Factor Correction Controller, Controlling Method Thereof, And Electric Power Converter Using The Same App 20110095731 - Zhao; Qing-Lin ;   et al. | 2011-04-28 |
Method And System For Access-rate-based Storage Management Of Continuously Stored Data App 20090193064 - CHEN; Ying ;   et al. | 2009-07-30 |
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