1 Patents
#1,158 in Beijing
#15,981 in China
Beijing Yi Zhang Yun Feng Technology Co., Ltd.
Forward Citations = 0
5 inventors:
5 inventors (with patents filed for the assignee):
Junyan Liu (1 out of 1 patent)
Xiaoyu Ma (1 out of 9 patents)
Yupeng Liang (1 out of 1 patent)
4. Chunye Wang (1 out of 3 patents)
5. Qian Huang (1 out of 8 patents)
1 patent:
#1,158 in Beijing
#15,981 in China
5 inventors: