CT

Chiang-Tung Tsai

📍 Danei, TW: #231 of 1,188 inventorsTop 20%
Overall (All Time): #1,594,740 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7090346 Eyeglasses with a lens member easily mountable to and removable from a frame member 2006-08-15
6820978 Eyeglasses having easily mountable temple unit 2004-11-23
4842399 Apparatus and method for retaining a spectacle lens on a rimless spectacle frame with a tough cord 1989-06-27