8 Utility Patents
#5,330 in Beijing
#16,629 in China
#521,303 in the World
Forward Citations = 2
Company Filing History:

Chongqing Construction Engineering Group Corporation Limited
Research Institute of Highway, Ministry of Transportation
4. 1 out of 25,688

5. 1 out of 131
China Mobile Communications Group Co., Ltd.
Get your Inventor Badge Today