P

Inventor

HARADA YUICHI

JP64 patents
⚠️ This page may combine multiple inventors who share the name “HARADA YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI ELECTRIC CO LTD

33 patents
US6054728AApr 25, 2000

Insulated gate thyristor

FUJI ELECTRIC CO LTD56 citations95
US5981984ANov 9, 1999

Insulated gate thyristor

FUJI ELECTRIC CO LTD25 citations92
US5914503AJun 22, 1999

Insulated gate thyristor

FUJI ELECTRIC CO LTD48 citations92
US5874751AFeb 23, 1999

Insulated gate thyristor

FUJI ELECTRIC CO LTD25 citations92
US11158631B2Oct 26, 2021

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73
US10096703B2Oct 9, 2018

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD2 citations73
US10090379B2Oct 2, 2018

Hydrogen occlusion semiconductor device

FUJI ELECTRIC CO LTD3 citations73
US9997603B2Jun 12, 2018

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD3 citations73
US9960235B2May 1, 2018

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73
US9627486B2Apr 18, 2017

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73
US6278140B1Aug 21, 2001

Insulated gate thyristor

FUJI ELECTRIC CO LTD9 citations73
US6242967B1Jun 5, 2001

Low on resistance high speed off switching device having unipolar transistors

FUJI ELECTRIC CO LTD14 citations73
US6091087AJul 18, 2000

Insulated gate thyristor

FUJI ELECTRIC CO LTD15 citations73
US11342186B2May 24, 2022

Semiconductor device and manufacturing method thereof

FUJI ELECTRIC CO LTD3 citations72
US10079298B2Sep 18, 2018

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD4 citations72
US6469344B2Oct 22, 2002

Semiconductor device having low on resistance high speed turn off and short switching turn off storage time

FUJI ELECTRIC CO LTD4 citations63
US12342608B2Jun 24, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US12191148B2Jan 7, 2025

Semiconductor device and manufacturing method thereof

FUJI ELECTRIC CO LTD0 citations62
US11735424B2Aug 22, 2023

Semiconductor device and manufacturing method thereof

FUJI ELECTRIC CO LTD0 citations62
US11631665B2Apr 18, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations62
US11456359B2Sep 27, 2022

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD1 citations62
US7982524B2Jul 19, 2011

Level shift circuit and semiconductor device thereof

FUJI ELECTRIC CO LTD2 citations62
US12087849B2Sep 10, 2024

Semiconductor device

FUJI ELECTRIC CO LTD1 citations61
US12342556B2Jun 24, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations59
US11949005B2Apr 2, 2024

Semiconductor device

FUJI ELECTRIC CO LTD0 citations59
US11380784B2Jul 5, 2022

Semiconductor device

FUJI ELECTRIC CO LTD0 citations59
US11239356B2Feb 1, 2022

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD0 citations52
US10692979B2Jun 23, 2020

Method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD0 citations52
US10396161B2Aug 27, 2019

Semiconductor device and method of manufacturing semiconductor device

FUJI ELECTRIC CO LTD0 citations52
US10211330B2Feb 19, 2019

Vertical high voltage semiconductor apparatus and fabrication method of vertical high voltage semiconductor apparatus

FUJI ELECTRIC CO LTD0 citations52
US9722018B2Aug 1, 2017

Vertical high voltage semiconductor apparatus and fabrication method of vertical high voltage semiconductor apparatus

FUJI ELECTRIC CO LTD1 citations52
US9537002B2Jan 3, 2017

Semiconductor device with SiC base layer

FUJI ELECTRIC CO LTD1 citations52
US12199162B2Jan 14, 2025

Semiconductor device and fabrication method of semiconductor device having improved breaking withstand capability

FUJI ELECTRIC CO LTD0 citations50

DAICEL LTD

4 patents

BROTHER IND LTD

4 patents

FUJITSU LTD

2 patents

HARADA YUICHI

2 patents

FUJI ELEC DEVICE TECH CO LTD

2 patents

TOYOTA BOSHOKU KK

1 patent

PITNEY BOWES INC

1 patent

KASAI NAHOKO

1 patent

Showing the top 50 of 64 patents by PatentIndex Score.