SC

Sheng-Fan Chang

PE Primax Electronics: 3 patents #4 of 54Top 8%
Overall (2025): #47,398 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12374511 Keycap Lei-Lung Tsai, Chang-Huan Shen 2025-07-29
12362110 Keycap Che-An Li, Chang-Huan Shen, Chuang-Shu Jhuang 2025-07-15
12211657 Keycap Lei-Lung Tsai, Che-An Li, Chang-Huan Shen 2025-01-28