QZ

Qingping Zhuan

📍 Vaughan, CA: #105 of 927 inventorsTop 15%
Overall (All Time): #748,078 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D651169 Electric toothbrush charger 2011-12-27
D636604 Electric toothbrush handle 2011-04-26
D577199 Electric toothbrush head 2008-09-23
7266855 Electric toothbrush 2007-09-11
D532974 Electric toothbrush handle 2006-12-05
6964076 Electric toothbrush 2005-11-15
6721986 Electric toothbrush 2004-04-20