Chenghao Zhang

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Haidian District, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electronic device and method of manufacturing a housing for the same
- Patent number 9,490,528
- Issue date Nov 8, 2016
- Beijing Lenovo Software Ltd.
- Min Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Electronic Device and Method for Manufacturing Housing Thereof
- Publication number 20160105206
- Publication date Apr 14, 2016
- LENOVO (BEIJING) CO., LTD.
- Chenghao Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Electronic Apparatus and Method of Making Electronic Apparatus
- Publication number 20160088129
- Publication date Mar 24, 2016
- LENOVO (BEIJING) CO., LTD.
- Chenghao Zhang
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
ELECTRONIC DEVICE AND METHOD OF MANUFACTURING A HOUSING FOR THE SAME
- Publication number 20150349405
- Publication date Dec 3, 2015
- Beijing Lenovo Software Ltd.
- Min Sun
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL