CC

Ching-Hsiang Cheng

CC Chen Tian Co.: 3 patents #1 of 1Top 100%
📍 Xiluo, CA: #2 of 3 inventorsTop 70%
Overall (2020): #58,210 of 565,922Top 15%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10794115 Safe curtain control assembly without screw 2020-10-06
10781635 Fast positioning structure of safe position limiting device of roller blind 2020-09-22
10626670 Control apparatus for a window blind 2020-04-21
10550636 Screwless curtain control assembly 2020-02-04