P

Inventor

CHANG CHE-HUA

TW6 patents
⚠️ This page may combine multiple inventors who share the name “CHANG CHE-HUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNITED MICROELECTRONICS CORP

3 patents
US12002883B2Jun 4, 2024

Semiconductor device and manufacturing method thereof

UNITED MICROELECTRONICS CORP2 citations70
US12279446B2Apr 15, 2025

Manufacturing method of semiconductor device

UNITED MICROELECTRONICS CORP0 citations60
US12046671B2Jul 23, 2024

Semiconductor device and manufacturing method thereof

UNITED MICROELECTRONICS CORP0 citations49

VANGUARD INT SEMICONDUCT CORP

2 patents
US8803234B1Aug 12, 2014

High voltage semiconductor device and method for fabricating the same

VANGUARD INT SEMICONDUCT CORP24 citations88
US11374096B1Jun 28, 2022

High voltage semiconductor device

VANGUARD INT SEMICONDUCT CORP2 citations65

CHANG CHE-HUA

1 patent
US9211630B2Dec 15, 2015

Grinding machine control method and control system employing the method

CHANG CHE-HUA0 citations37