Donghai WANG

Follow

Person

Yingzhou Town Lingshui County, Hainan, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Floating observation system
- Patent number 11,584,481
- Issue date Feb 21, 2023
- CETC Ocean Information Co., Ltd.
- Xin Liang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FLOATING OBSERVATION SYSTEM
- Publication number 20190084653
- Publication date Mar 21, 2019
- CETC Ocean Information Co., Ltd.
- Xin LIANG
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT