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name:-0.0038521289825439
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Liu; Yenan Patent Filings

Liu; Yenan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Yenan.The latest application filed is for "fuel-free spacecraft propelling system based on spatial atomic oxygen and propelling method".

Company Profile
0.3.3
  • Liu; Yenan - Beijing CN
  • Liu; Yenan - Chengdu CN
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Fuel-free spacecraft propelling system based on spatial atomic oxygen and propelling method
Grant 9,796,487 - Yi , et al. October 24, 2
2017-10-24
Chemical-electromagnetic hybrid propeller with variable specific impulse
Grant 9,394,889 - Zhao , et al. July 19, 2
2016-07-19
Fuel-Free Spacecraft Propelling System Based on Spatial Atomic Oxygen and Propelling Method
App 20150210406 - Yi; Zhong ;   et al.
2015-07-30
Chemical-electromagnetic Hybrid Propeller With Variable Specific Impulse
App 20150107219 - Zhao; Hua ;   et al.
2015-04-23
Integrated micromachining air flow path clog sensor
Grant 8,336,392 - Huang , et al. December 25, 2
2012-12-25
Integrated Micromachining Air Flow Path Clog Sensor
App 20120011940 - Huang; Liji ;   et al.
2012-01-19

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