ZL

Zhifeng Liu

BL Beijing Qihoo Techology Company Limited: 1 patents #16 of 115Top 15%
BT Beijing University Of Technology: 1 patents #11 of 62Top 20%
Overall (2018): #84,954 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10088386 Device and method for measuring three-dimensional contact stiffness of spur gear based on rough surface Tao Zhang, Yongsheng Zhao, Shuxin Bi 2018-10-02
9948670 Cloud security-based file processing by generating feedback message based on signature information and file features Qinglong Kong, Tong Yao, Bo Zhang, Aijun Jiang 2018-04-17