ZD

Zewu Dai

Overall (All Time): #871,065 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D601960 Portable spare battery jacket for phone 2009-10-13
D574014 MP3 player 2008-07-29
D563434 MP3 player 2008-03-04
D555170 MP3 player 2007-11-13
D555171 MP3 player 2007-11-13
D543554 MP3 player 2007-05-29