CH

CHUN JAN HSU

CC Ching Feng Home Fashions Co.: 2 patents #1 of 4Top 25%
📍 Changhua City, TW: #6 of 75 inventorsTop 8%
Overall (2020): #186,063 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10619409 Transmission device for cordless window shades Sheng Ying Hsu 2020-04-14
10584530 Transmission device for cordless window shades Sheng Ying Hsu 2020-03-10