CL

Chunling LI

SC Shanghai Vanchip Technologies Co.: 1 patents #4 of 5Top 80%
Overall (2025): #425,483 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12191765 Positive-and-negative-voltage charge pump circuit, chip and communication terminal Yongshou Wang, Cheng Chen, Sheng Lin 2025-01-07