Weiwen Yan

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Guangdong Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wireless monitor voice indication parking indicator
- Patent number 8,674,847
- Issue date Mar 18, 2014
- Weiwen Yan
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Wireless Monitor Voice Indication Parking Indicator
- Publication number 20110199233
- Publication date Aug 18, 2011
- Weiwen Yan
- B60 - VEHICLES IN GENERAL