Assignee
IPOWER SEMICONDUCTOR
US14 patents
Top patents by PatentIndex Score
US10714574B2Jul 14, 2020
Shielded trench devices
IPOWER SEMICONDUCTOR6 citations84
US11538911B2Dec 27, 2022
Shielded trench devices
IPOWER SEMICONDUCTOR4 citations73
US11251297B2Feb 15, 2022
Shielded gate trench MOSFET devices
IPOWER SEMICONDUCTOR3 citations73
US10777661B2Sep 15, 2020
Method of manufacturing shielded gate trench MOSFET devices
IPOWER SEMICONDUCTOR5 citations73
US12464747B2Nov 4, 2025
Shielded trench devices
IPOWER SEMICONDUCTOR1 citations64
US12262553B2Mar 25, 2025
Field stop IGBT with grown injection region
IPOWER SEMICONDUCTOR0 citations62
US11824090B2Nov 21, 2023
Back side dopant activation in field stop IGBT
IPOWER SEMICONDUCTOR0 citations62
US11640992B2May 2, 2023
Shielded gate trench MOSFET devices
IPOWER SEMICONDUCTOR0 citations62
US11640994B2May 2, 2023
Shielded gate trench MOSFET devices
IPOWER SEMICONDUCTOR0 citations62
US11640993B2May 2, 2023
Shielded gate trench MOSFET devices
IPOWER SEMICONDUCTOR0 citations62
US11581432B2Feb 14, 2023
Small pitch super junction MOSFET structure and method
IPOWER SEMICONDUCTOR0 citations62
US11469313B2Oct 11, 2022
Self-aligned trench MOSFET and IGBT structures and methods of fabrication
IPOWER SEMICONDUCTOR1 citations62
US11239352B2Feb 1, 2022
Self-aligned and robust IGBT devices
IPOWER SEMICONDUCTOR0 citations62
US11233141B2Jan 25, 2022
Self-aligned and robust IGBT devices
IPOWER SEMICONDUCTOR0 citations62