Inventor
JIA YANFENG
CN8 patents
⚠️ This page may combine multiple inventors who share the name “JIA YANFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GUANGZHOU CONSTR ENG CO LTD
4 patentsUS9441383B2Sep 13, 2016
Construction apparatus and method for lifting structure integrally over the obstacles in vertical direction to a position with different horizontal projection
GUANGZHOU CONSTR ENG CO LTD6 citations80
US10683672B2Jun 16, 2020
Construction method for lifting structure integrally over the obstacles in vertical direction to a position with different horizontal projection
GUANGZHOU CONSTR ENG CO LTD2 citations69
US10435896B2Oct 8, 2019
Apparatus and method for lifting and sliding a structure attached to the wall
GUANGZHOU CONSTR ENG CO LTD2 citations69
US9670684B2Jun 6, 2017
Apparatus and method for lifting and sliding a structure attached to the wall
GUANGZHOU CONSTR ENG CO LTD4 citations69