Inventor
CHANG I-FAN
TW18 patents
Patents
18 patentsUS10062764B1Aug 28, 2018
Semiconductor device having void between gate electrode and sidewall spacer and manufacturing method thereof
UNITED MICROELECTRONICS CORP19 citations93
US10170573B1Jan 1, 2019
Semiconductor device and fabrication method thereof
UNITED MICROELECTRONICS CORP6 citations72
US9691901B2Jun 27, 2017
Semiconductor device
UNITED MICROELECTRONICS CORP6 citations72
US12514131B2Dec 30, 2025
Method for fabricating semiconductor device
UNITED MICROELECTRONICS CORP0 citations62
US12150313B2Nov 19, 2024
Magnetoresistive random access memory having a blocking layer on metal interconnection
UNITED MICROELECTRONICS CORP0 citations62
US12052932B2Jul 30, 2024
Semiconductor device
UNITED MICROELECTRONICS CORP0 citations62
US12052933B2Jul 30, 2024
Semiconductor device
UNITED MICROELECTRONICS CORP0 citations62
US11849592B2Dec 19, 2023
Magnetoresistive random access memory and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations62
US11665978B2May 30, 2023
Semiconductor device and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations62
US11456331B2Sep 27, 2022
Magnetoresistive random access memory and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations62
US11239082B2Feb 1, 2022
Method for fabricating semiconductor device
UNITED MICROELECTRONICS CORP1 citations61
US11800723B2Oct 24, 2023
Layout pattern of magnetoresistive random access memory
UNITED MICROELECTRONICS CORP0 citations52
US10468493B2Nov 5, 2019
Method for manufacturing gate stack structure
UNITED MICROELECTRONICS CORP0 citations51
US10388749B2Aug 20, 2019
Manufacturing method of semiconductor device
UNITED MICROELECTRONICS CORP0 citations51
US10186594B2Jan 22, 2019
Semiconductor device having metal gate
UNITED MICROELECTRONICS CORP0 citations51
US12543507B2Feb 3, 2026
Semiconductor device and method of fabricating the same
UNITED MICROELECTRONICS CORP0 citations50
US10366896B2Jul 30, 2019
Semiconductor device and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations50
US10002966B1Jun 19, 2018
Field effect transistor and device thereof
UNITED MICROELECTRONICS CORP0 citations50