Yongtao LIU

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Graded refractive index bending-resistant multimode optical fiber
- Patent number 9,297,953
- Issue date Mar 29, 2016
- EVERPRO TECHNOLOGIES COMPANY LTD.
- Song Wang
- G02 - OPTICS
Information Patent Grant
Graded refractive index bending-resistant multimode obtical fiber
- Patent number 9,170,369
- Issue date Oct 27, 2015
- EVERPRO TECHNOLOGIES COMPANY LTD.
- Song Wang
- G02 - OPTICS
Information Patent Grant
Methods for manufacturing optical fiber preform and methods for man...
- Patent number 9,086,524
- Issue date Jul 21, 2015
- Yangtze Optical Fibre and Cable Joint Stock Limited Company
- Chen Yang
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Bending-resistant large core diameter high numerical aperture multi...
- Patent number 9,052,435
- Issue date Jun 9, 2015
- EVERPRO TECHNOLOGIES COMPANY LTD.
- Shuqiang Zhang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
GRADED REFRACTIVE INDEX BENDING-RESISTANT MULTIMODE OPTICAL FIBER
- Publication number 20150117827
- Publication date Apr 30, 2015
- EverPro Technologies Company Ltd.
- Song Wang
- G02 - OPTICS
Information Patent Application
GRADED REFRACTIVE INDEX BENDING-RESISTANT MULTIMODE OPTICAL FIBER
- Publication number 20150104140
- Publication date Apr 16, 2015
- EverPro Technologies Company Ltd.
- Song Wang
- G02 - OPTICS
Information Patent Application
BENDING-RESISTANT LARGE CORE DIAMETER HIGH NUMERICAL APERTURE MULTI...
- Publication number 20130279868
- Publication date Oct 24, 2013
- YANGZE OPTICAL FIBRE AND CABLE COMPANY, LTD.
- Shuqiang Zhang
- G02 - OPTICS
Information Patent Application
METHODS FOR MANUFACTURING OPTICAL FIBER PREFORM AND METHODS FOR MAN...
- Publication number 20120324958
- Publication date Dec 27, 2012
- Chen YANG
- G02 - OPTICS
Information Patent Application
FIBER PREFORM AND METHOD FOR MANUFACTURING THEREOF
- Publication number 20120087625
- Publication date Apr 12, 2012
- Qingrong HAN
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...