Inventor
CHIEN YU-JEN
TW15 patents
⚠️ This page may combine multiple inventors who share the name “CHIEN YU-JEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAIWAN SEMICONDUCTOR MFG CO LTD
11 patentsUS11031236B2Jun 8, 2021
Method for improving surface of semiconductor device
TAIWAN SEMICONDUCTOR MFG CO LTD4 citations83
US11107980B2Aug 31, 2021
MRAM fabrication and device
TAIWAN SEMICONDUCTOR MFG CO LTD2 citations71
US12315720B2May 27, 2025
Method for improving surface of semiconductor device
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations62
US11749524B2Sep 5, 2023
Method for improving surface of semiconductor device
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations62
US12581863B2Mar 17, 2026
MRAM fabrication and device
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations61
US12394611B2Aug 19, 2025
Semiconductor tool for copper deposition
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations61
US12327715B2Jun 10, 2025
Semiconductor tool for copper deposition
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations61
US11864467B2Jan 2, 2024
MRAM fabrication and device
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations61
US12274176B2Apr 8, 2025
Method of manufacturing MRAM device with enhanced etch control
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations51
US11985904B2May 14, 2024
Method of manufacturing MRAM device with enhanced etch control
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations51
US12035538B2Jul 9, 2024
Method of forming memory device with physical vapor deposition system
TAIWAN SEMICONDUCTOR MFG CO LTD0 citations44