Inventor
CHANG CHI-MIN
TW13 patents
⚠️ This page may combine multiple inventors who share the name “CHANG CHI-MIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIMICRON TECHNOLOGY CORP
12 patentsUS9635757B1Apr 25, 2017
Circuit board and manufacturing method thereof
UNIMICRON TECHNOLOGY CORP17 citations82
US12052815B2Jul 30, 2024
Manufacturing method of circuit board
UNIMICRON TECHNOLOGY CORP0 citations59
US11785707B2Oct 10, 2023
Circuit board and manufacturing method thereof and electronic device
UNIMICRON TECHNOLOGY CORP0 citations59
US10314179B2Jun 4, 2019
Manufacturing method of circuit structure
UNIMICRON TECHNOLOGY CORP1 citations59
US12133323B2Oct 29, 2024
Transmission device for suppressing glass fiber effect
UNIMICRON TECHNOLOGY CORP0 citations56
US12144113B2Nov 12, 2024
Circuit board structure
UNIMICRON TECHNOLOGY CORP0 citations50
US12315981B2May 27, 2025
Transmission line device compriing first and second conductive lines on one level separated from a third conductive line on another level by an intervening ground layer
UNIMICRON TECHNOLOGY CORP0 citations48
US11895772B2Feb 6, 2024
Interlayer connective structure of wiring board and method of manufacturing the same
UNIMICRON TECHNOLOGY CORP0 citations48
US11737209B2Aug 22, 2023
Circuit board and manufacturing method thereof and electronic device
UNIMICRON TECHNOLOGY CORP0 citations48
US10051748B2Aug 14, 2018
Circuit structure and manufacturing method thereof
UNIMICRON TECHNOLOGY CORP1 citations48
US12396096B2Aug 19, 2025
Circuit board device
UNIMICRON TECHNOLOGY CORP0 citations46
US10470317B2Nov 5, 2019
Method for manufacturing circuit board
UNIMICRON TECHNOLOGY CORP0 citations45