QL

Qingbo Li

SG Shandong Lanbeisite Educational Equipment Group: 1 patents #1 of 2Top 50%
📍 Ames, IA: #39 of 159 inventorsTop 25%
🗺 Iowa: #535 of 1,785 inventorsTop 30%
Overall (2021): #297,767 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11137899 Liquid crystal writing film, partial erasing method, multi-voltage output circuit and positioning system capable of partial erasing Xinli Shi 2021-10-05