LC

Li Juan Chang

UN Unknown: 1 patents #373 of 3,359Top 15%
📍 Meekrap-oord, CN: #6 of 34 inventorsTop 20%
Overall (2017): #334,530 of 506,227Top 70%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9706819 Smart umbrella and handle thereof Ching Chang HO, Kuo Pao Chen 2017-07-18