YJ

Yanfeng Jia

GC Guangzhou Construction Engineering Co.: 2 patents #1 of 9Top 15%
📍 Lo Wu, CN: #94 of 436 inventorsTop 25%
Overall (2016): #85,827 of 481,213Top 20%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9441383 Construction apparatus and method for lifting structure integrally over the obstacles in vertical direction to a position with different horizontal projection Long Wang, Wei Wei, Junyue Gao, Jianming Wen, Sui Yin +1 more 2016-09-13
9278831 Construction apparatus and method for lifting and sliding object over barrier in horizontal direction Junyue Gao, Long Wang, Wei Wei, Jianming Wen, Sui Yin +1 more 2016-03-08