P

Inventor

MOMOTA SEIJI

JP28 patents
⚠️ This page may combine multiple inventors who share the name “MOMOTA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI ELECTRIC CO LTD

20 patents
US6737705B2May 18, 2004

Insulated gate semiconductor device

FUJI ELECTRIC CO LTD58 citations96
US6559023B2May 6, 2003

Method of fabricating a semiconductor device with phosphorous and boron ion implantation, and by annealing to control impurity concentration thereof

FUJI ELECTRIC CO LTD26 citations92
US5559355ASep 24, 1996

Vertical MOS semiconductor device

FUJI ELECTRIC CO LTD27 citations92
US6621120B2Sep 16, 2003

Semiconductor device

FUJI ELECTRIC CO LTD13 citations83
US9236460B2Jan 12, 2016

Semiconductor device having a diffusion region

FUJI ELECTRIC CO LTD13 citations80
US10003249B2Jun 19, 2018

Insulated gate semiconductor device including switchable insulated gate semiconductor element

FUJI ELECTRIC CO LTD2 citations73
US11239234B2Feb 1, 2022

Semiconductor device

FUJI ELECTRIC CO LTD2 citations71
US12575166B2Mar 10, 2026

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US11855077B2Dec 26, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US11749675B2Sep 5, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US10916541B2Feb 9, 2021

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US12477815B2Nov 18, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations61
US11810914B2Nov 7, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations61
US5869372AFeb 9, 1999

Method of manufacturing a power semiconductor device

FUJI ELECTRIC CO LTD6 citations61
US12426289B2Sep 23, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations57
US9059238B2Jun 16, 2015

Semiconductor device

FUJI ELECTRIC CO LTD3 citations57
US9761663B2Sep 12, 2017

Semiconductor device

FUJI ELECTRIC CO LTD1 citations52
US9437678B2Sep 6, 2016

Fabrication method of semiconductor device, evaluation method of semiconductor device, and semiconductor device

FUJI ELECTRIC CO LTD0 citations52
US9941397B2Apr 10, 2018

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD0 citations42
US9443942B2Sep 13, 2016

Semiconductor device

FUJI ELECTRIC CO LTD0 citations41

MOMOTA SEIJI

5 patents

FUJI ELEC DEVICE TECH CO LTD

3 patents