EL

En-Chiuan Liou

UM United Microelectronics: 4 patents #42 of 515Top 9%
📍 Tainan, TW: #65 of 764 inventorsTop 9%
Overall (2025): #37,263 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12429762 Method of forming a layout pattern and photomask Chia-Chen Sun, Song-Yi Lin 2025-09-30
12416855 Photomask structure Chia-Chen Sun, Song-Yi Lin 2025-09-16
12394730 Semiconductor structure Chia-Chen Sun 2025-08-19
12322711 Die seal ring structure Chia-Chen Sun 2025-06-03