3 Patents
#60 in Chengdu
#7,179 in China
Vertechs Oil & Gas Technology Co., Ltd.
Forward Citations = 3
8 inventors:
8 inventors (with patents filed for the assignee):
Qijun Zeng (3 out of 9 patents)
Wei Jun Zhang (2 out of 50 patents)
Wei Zheng (1 out of 4 patents)
4. Chengsong Qiu (1 out of 1 patent)
5. Dengpan Xie (1 out of 1 patent)
6. Yuan Gao (1 out of 2 patents)
7. Liam Zeng (0 patent)
3 patents:
#60 in Chengdu
#7,179 in China
8 inventors: