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Chen-An Cheng

📍 Tainan, TW: #11 of 252 inventorsTop 5%
Overall (2003): #17,794 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6641262 Eyeglasses with diamond-shining effect — 2003-11-04
6626184 Open-loop headband assembly with a flickering decoration light device — 2003-09-30
6546562 Adjustable encircling headband — 2003-04-15
6513167 Headband assembly — 2003-02-04