Inventor

NAITO TATSUYA

JP109 patents

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

FUJI ELECTRIC CO LTD

47 patents

US11430784B2Aug 30, 2022

Semiconductor device

FUJI ELECTRIC CO LTD4 citations84

US10418441B2Sep 17, 2019

Semiconductor device and method for manufacturing the semiconductor device

FUJI ELECTRIC CO LTD7 citations84

US9929260B2Mar 27, 2018

IGBT semiconductor device

FUJI ELECTRIC CO LTD7 citations84

US9406666B2Aug 2, 2016

Semiconductor device

FUJI ELECTRIC CO LTD9 citations84

US6791121B2Sep 14, 2004

Semiconductor device and method of manufacturing the same

FUJI ELECTRIC CO LTD12 citations74

US11532737B2Dec 20, 2022

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US11239355B2Feb 1, 2022

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73

US11094808B2Aug 17, 2021

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US11094810B2Aug 17, 2021

Semiconductor device and manufacturing method of semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US11031471B2Jun 8, 2021

Semiconductor device

FUJI ELECTRIC CO LTD2 citations73

US10930647B2Feb 23, 2021

Semiconductor device including trenches formed in transistor or diode portions

FUJI ELECTRIC CO LTD1 citations73

US10847640B2Nov 24, 2020

Semiconductor device and manufacturing method of semiconductor device

FUJI ELECTRIC CO LTD3 citations73

US10847617B2Nov 24, 2020

Semiconductor device

FUJI ELECTRIC CO LTD1 citations73

US10797045B2Oct 6, 2020

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73

US10714603B2Jul 14, 2020

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US10651299B2May 12, 2020

Semiconductor device

FUJI ELECTRIC CO LTD2 citations73

US10643992B2May 5, 2020

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US10636877B2Apr 28, 2020

Semiconductor device

FUJI ELECTRIC CO LTD2 citations73

US10629685B2Apr 21, 2020

RC-IGBT and manufacturing method thereof

FUJI ELECTRIC CO LTD3 citations73

US10600867B2Mar 24, 2020

Semiconductor device having an emitter region and a contact region inside a mesa portion

FUJI ELECTRIC CO LTD3 citations73

US10559682B2Feb 11, 2020

Semiconductor apparatus and semiconductor apparatus manufacturing method

FUJI ELECTRIC CO LTD2 citations73

US10559663B2Feb 11, 2020

Semiconductor device with improved current flow distribution

FUJI ELECTRIC CO LTD2 citations73

US10529814B2Jan 7, 2020

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US10319808B2Jun 11, 2019

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US10297660B2May 21, 2019

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73

US10256303B2Apr 9, 2019

Semiconductor device

FUJI ELECTRIC CO LTD2 citations73

US10256229B2Apr 9, 2019

Semiconductor device and manufacturing method

FUJI ELECTRIC CO LTD2 citations73

US10236677B2Mar 19, 2019

Semiconductor device

FUJI ELECTRIC CO LTD6 citations73

US10211299B2Feb 19, 2019

Semiconductor device and semiconductor device manufacturing method

FUJI ELECTRIC CO LTD2 citations73

US10186608B2Jan 22, 2019

Semiconductor apparatus

FUJI ELECTRIC CO LTD2 citations73

US10121866B2Nov 6, 2018

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US10056370B2Aug 21, 2018

Semiconductor device

FUJI ELECTRIC CO LTD3 citations73

US9905555B2Feb 27, 2018

Semiconductor device and semiconductor device manufacturing method

FUJI ELECTRIC CO LTD3 citations73

US9881916B2Jan 30, 2018

Semiconductor device

FUJI ELECTRIC CO LTD4 citations73

US9559171B2Jan 31, 2017

Semiconductor device

FUJI ELECTRIC CO LTD5 citations73

US6670650B2Dec 30, 2003

Power semiconductor rectifier with ring-shaped trenches

FUJI ELECTRIC CO LTD8 citations73

US10050105B2Aug 14, 2018

Semiconductor device

FUJI ELECTRIC CO LTD5 citations71

US12224319B2Feb 11, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US12206016B2Jan 21, 2025

Semiconductor device and manufacturing method of semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US12199172B2Jan 14, 2025

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US12087765B2Sep 10, 2024

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US12080707B2Sep 3, 2024

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US12027578B2Jul 2, 2024

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US11923444B2Mar 5, 2024

Semiconductor device and manufacturing method of semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US11810952B2Nov 7, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US11735584B2Aug 22, 2023

Semiconductor device

FUJI ELECTRIC CO LTD0 citations63

US11710784B2Jul 25, 2023

Semiconductor device with interlayer dielectric film

FUJI ELECTRIC CO LTD0 citations63

FUJI ELEC DEVICE TECH CO LTD

1 patent

US7157785B2Jan 2, 2007

Semiconductor device, the method of manufacturing the same, and two-way switching device using the semiconductor devices

FUJI ELEC DEVICE TECH CO LTD23 citations93

SATOH FUMITAKE

1 patent

US9120672B2Sep 1, 2015

Selective hydrogen adding equipment for living organism applicable fluid

SATOH FUMITAKE13 citations82

CANON KK

1 patent

US5864442AJan 26, 1999

Reproducing apparatus capable of controlling equalization characteristics

CANON KK8 citations74

Showing the top 50 of 109 patents by PatentIndex Score.