Xiaohu Zhang

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Changsha, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ground-based camera surveying and guiding method for aircraft landi...
- Patent number 9,057,609
- Issue date Jun 16, 2015
- National University of Defense Technology
- Qifeng Yu
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Folding optical path transfer videometrics method for measuring the...
- Patent number 8,405,716
- Issue date Mar 26, 2013
- Qifeng Yu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GROUND-BASED VIDEOMETRICS GUIDING METHOD FOR AIRCRAFT LANDING OR UN...
- Publication number 20120075461
- Publication date Mar 29, 2012
- Qifeng Yu
- G05 - CONTROLLING REGULATING
Information Patent Application
FOLDING OPTICAL PATH TRANSFER VIDEOMETRICS METHOD FOR MEASURING THE...
- Publication number 20100066827
- Publication date Mar 18, 2010
- Qifeng Yu
- G01 - MEASURING TESTING