Inventor

CHANG SAN-JUNG

TW7 patents

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

MOSEL VITELIC INC

3 patents

US5926712AJul 20, 1999

Process for fabricating MOS device having short channel

MOSEL VITELIC INC16 citations73

US5547882AAug 20, 1996

Method for forming retrograde channel profile by phosphorus implantation through polysilicon gate

MOSEL VITELIC INC13 citations65

US5972746AOct 26, 1999

Method for manufacturing semiconductor devices using double-charged implantation

MOSEL VITELIC INC1 citations51

PROMOS TECHNOLOGIES INC

2 patents

US7611949B2Nov 3, 2009

Method of fabricating metal-oxide-semiconductor transistor

PROMOS TECHNOLOGIES INC3 citations61

US7332396B2Feb 19, 2008

Semiconductor device with recessed trench and method of fabricating the same

PROMOS TECHNOLOGIES INC5 citations61

POWERCHIP SEMICONDUCTOR MFG CORP

2 patents

US12426254B2Sep 23, 2025

Semiconductor structure and manufacturing method thereof

POWERCHIP SEMICONDUCTOR MFG CORP0 citations41

US11296091B2Apr 5, 2022

Dynamic random access memory and method of forming the same

POWERCHIP SEMICONDUCTOR MFG CORP0 citations41