Inventor
Chen li-fan
TW15 patents
⚠️ This page may combine multiple inventors who share the name “Chen li-fan”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VANGUARD INT SEMICONDUCT CORP
7 patentsUS12334920B2Jun 17, 2025
Level shifter
VANGUARD INT SEMICONDUCT CORP1 citations62
US12500410B2Dec 16, 2025
Driving circuit
VANGUARD INT SEMICONDUCT CORP0 citations50
US11940828B2Mar 26, 2024
Voltage tracking circuits with low power consumption and electronic circuits using the same
VANGUARD INT SEMICONDUCT CORP0 citations50
US11387649B2Jul 12, 2022
Operating circuit having ESD protection function
VANGUARD INT SEMICONDUCT CORP0 citations50
US11574997B1Feb 7, 2023
Semiconductor structure and operation circuit
VANGUARD INT SEMICONDUCT CORP0 citations49
US11164979B1Nov 2, 2021
Semiconductor device
VANGUARD INT SEMICONDUCT CORP0 citations49
US10784252B2Sep 22, 2020
Electrostatic discharge protection circuit
VANGUARD INT SEMICONDUCT CORP0 citations40
MACRONIX INT CO LTD
3 patentsUS9054026B2Jun 9, 2015
Methods for manufacturing and manipulating semiconductor structure having active device
MACRONIX INT CO LTD4 citations72
US8785988B1Jul 22, 2014
N-channel metal-oxide field effect transistor with embedded high voltage junction gate field-effect transistor
MACRONIX INT CO LTD3 citations61
US9306043B2Apr 5, 2016
Bipolar junction transistor and operating and manufacturing method for the same
MACRONIX INT CO LTD0 citations51
CHAN WING-CHOR
2 patentsUS8786021B2Jul 22, 2014
Semiconductor structure having an active device and method for manufacturing and manipulating the same
CHAN WING-CHOR5 citations71
US9030855B2May 12, 2015
Semiconductor device, start-up circuit having first and second circuits and a single voltage output terminal coupled to a second node between the semiconductor unit and the first circuit, and operating method for the same
CHAN WING-CHOR1 citations49