Hsi-Fu Chang

LRLeadtek Research: 1 patents #7 of 31Top 25%

Ji'an, TW: #30 of 55 inventorsTop 55%

Overall (All Time): #3,467,095 of 4,157,543Top 85%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6677931	Keyboard	Ching-Shou Chi, Yang-Wei Wu	2004-01-13