LC

Lee-Tsung Chen

Overall (All Time): #753,697 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7178916 Three-piece combinative device with eyeglasses and attachment sunglasses 2007-02-20
6926402 Three pieces combinative eyeglasses 2005-08-09
6827439 Structure of the rimless eyeglasses 2004-12-07
6705721 Openable attachment sunglass to the spectacles 2004-03-16
6604822 Separate clip for attachment glasses 2003-08-12
6293672 Clip-on glasses 2001-09-25
6283591 Attachment glasses to the spectacles 2001-09-04