YK

Yuan-Fu Ko

UM United Microelectronics: 1 patents #251 of 616Top 45%
Overall (2021): #194,764 of 548,734Top 40%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10916427 Forming contact holes using litho-etch-litho-etch approach Ching-Chih Chang, Chih-Sheng Chang 2021-02-09