YL

Yu-Pau Lin

CC Chung Chwan Enterprise Co.: 2 patents #1 of 1Top 100%
Overall (2019): #101,986 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10485308 Zipper head assembly structure and elastic member thereof — 2019-11-26
10405616 Zipper head assembly structure and elastic element thereof — 2019-09-10