YQ

Yamei Qi

Overall (All Time): #1,210,081 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8975799 Broad-pole type square-wave three-phase brushless permanent magnet direct current motor and assembling method thereof Tiecai Li, Zhaoyong Zhou, Weilong Lan, Zhihui Liao, Shinian Li 2015-03-10
8183803 Brushless DC motor control system Tiecai Li, Zhaoyong Zhou, Xiang Kong, Shuang Wang, Pinghua Tang 2012-05-22
8179126 Hall rotary transformer and hall rotation angle encoder made of it Tiecai Li, Zhaoyong Zhou, Yajing Liu, Pinghua Tang, Guijie Yang +4 more 2012-05-15
8089192 Three-phase square-wave permanent magnet brushless DC motor Tiecai Li, Zhaoyong Zhou, Xiang Kong, Weilong Lan, Feipeng Xu 2012-01-03