Inventor
LI CHING-HO
TW15 patents
⚠️ This page may combine multiple inventors who share the name “LI CHING-HO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VANGUARD INT SEMICONDUCT CORP
9 patentsUS11652477B2May 16, 2023
Voltage tracking circuits and electronic circuits
VANGUARD INT SEMICONDUCT CORP4 citations74
US11569657B1Jan 31, 2023
Protection circuits
VANGUARD INT SEMICONDUCT CORP3 citations71
US11811222B2Nov 7, 2023
Electrostatic discharge protection circuit
VANGUARD INT SEMICONDUCT CORP0 citations61
US11527884B2Dec 13, 2022
Protection circuit
VANGUARD INT SEMICONDUCT CORP0 citations51
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