Chengke Tong

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Four-way adjustable headrest
- Patent number 9,649,958
- Issue date May 16, 2017
- Daimay North America Automotive, Inc.
- Jianhua Wang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Four-way adjustable headrest
- Patent number 8,950,815
- Issue date Feb 10, 2015
- Daimay North America Automotive, Inc.
- Jianhua Wang
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FOUR-WAY ADJUSTABLE HEADREST
- Publication number 20150203008
- Publication date Jul 23, 2015
- DAIMAY NORTH AMERICA AUTOMOTIVE, INC.
- Jianhua Wang
- B60 - VEHICLES IN GENERAL
Information Patent Application
FOUR-WAY ADJUSTABLE HEADREST
- Publication number 20140145489
- Publication date May 29, 2014
- DAIMAY NORTH AMERICA AUTOMOTIVE, INC.
- Jianhua Wang
- B60 - VEHICLES IN GENERAL