KL

Kai Liang

PE Primax Electronics: 1 patents #319 of 571Top 60%
Overall (All Time): #1,378,188 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12130128 Device and method for measuring curvature radius Xiaobo ZHANG, Zhengkai Chang 2024-10-29
10072899 Spiral louver shaped condenser with multilayer spatial structure Xiangqi Gao, Jinfa Zhang, Baojia Kang, Qingfeng Cheng, Zhouzheng Han +3 more 2018-09-11
6992653 Pointing device with a rollable device and light source Jong-Ding Wang, Cheng-Pin Chou, Chen-Ming Chang 2006-01-31