Inventor
CHANG CHING-CHIH
TW16 patents
⚠️ This page may combine multiple inventors who share the name “CHANG CHING-CHIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNITED MICROELECTRONICS CORP
7 patentsUS12057346B2Aug 6, 2024
Semiconductor device including metal interconnections having sidewall spacers thereon, and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations61
US11791203B2Oct 17, 2023
Semiconductor device including metal interconnections having sidewall spacers thereon, and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations61
US11515159B2Nov 29, 2022
Forming contact holes using litho-etch-litho-etch approach
UNITED MICROELECTRONICS CORP0 citations61
US11456207B2Sep 27, 2022
Semiconductor device including metal interconnections having sidewall spacers thereon, and method for fabricating the same
UNITED MICROELECTRONICS CORP0 citations61
US10916427B2Feb 9, 2021
Forming contact holes using litho-etch-litho-etch approach
UNITED MICROELECTRONICS CORP1 citations61
US12007435B2Jun 11, 2024
Method of copper hillock detecting
UNITED MICROELECTRONICS CORP0 citations51
US12334436B2Jun 17, 2025
Metal interconnect structure having serpent metal line
UNITED MICROELECTRONICS CORP0 citations50
LITE ON ELECTRONICS GUANGZHOU
3 patentsUS11892028B2Feb 6, 2024
Fastening assembly and board-to-board assembled structure
LITE ON ELECTRONICS GUANGZHOU2 citations71
US10900264B2Jan 26, 2021
Hinge structure and casing using the same
LITE ON ELECTRONICS GUANGZHOU2 citations71
US11815118B2Nov 14, 2023
Fixing device
LITE ON ELECTRONICS GUANGZHOU0 citations50