WC

Wen-Hsiung Chou

HC Hsien Chang Optical Industrial Co.: 6 patents #1 of 1Top 100%
📍 Tainan, TW: #43 of 742 inventorsTop 6%
Overall (2017): #17,618 of 506,227Top 4%
6
Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D803295 Eyeglass frame — 2017-11-21
D803304 Eyeglasses — 2017-11-21
D803305 Eyeglasses — 2017-11-21
D803306 Eyeglasses — 2017-11-21
9766477 Lens exchanging structure — 2017-09-19
9766480 Assembled structure of main spectacle frame and assistant lens frame — 2017-09-19