Inventor
NAGATA NAO
JP21 patents
Patents
21 patentsUS9818851B2Nov 14, 2017
Semiconductor device and manufacturing method thereof
RENESAS ELECTRONICS CORP6 citations82
US9966870B2May 8, 2018
Power conversion device and drive device
RENESAS ELECTRONICS CORP6 citations73
US10505029B2Dec 10, 2019
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP4 citations71
US11444186B2Sep 13, 2022
Semiconductor device
RENESAS ELECTRONICS CORP0 citations61
US11183589B2Nov 23, 2021
Semiconductor device and manufacturing method therefor
RENESAS ELECTRONICS CORP0 citations61
US10998432B2May 4, 2021
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP1 citations61
US10937899B1Mar 2, 2021
Semiconductor device
RENESAS ELECTRONICS CORP1 citations61
US10930771B2Feb 23, 2021
Semiconductor device having an insulated gate bipolar transistor and method of manufacturing the same
RENESAS ELECTRONICS CORP1 citations61
US10672897B2Jun 2, 2020
Semiconductor device and manufacturing method therefor
RENESAS ELECTRONICS CORP1 citations61
US10199484B2Feb 5, 2019
Semiconductor device and manufacturing method thereof
RENESAS ELECTRONICS CORP0 citations51
US10134888B2Nov 20, 2018
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP0 citations51
US10134887B2Nov 20, 2018
Semiconductor device and manufacturing method thereof
RENESAS ELECTRONICS CORP0 citations51
US10002953B2Jun 19, 2018
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP0 citations51
US9837515B2Dec 5, 2017
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP1 citations51
US9780203B2Oct 3, 2017
Semiconductor device and manufacturing method thereof
RENESAS ELECTRONICS CORP0 citations51
US12581675B2Mar 17, 2026
Semiconductor device
RENESAS ELECTRONICS CORP0 citations50
US12113105B2Oct 8, 2024
Semiconductor device
RENESAS ELECTRONICS CORP0 citations50
US11776955B2Oct 3, 2023
Semiconductor device
RENESAS ELECTRONICS CORP0 citations50
US11342450B2May 24, 2022
Semiconductor device having injection enhanced type insulated gate bipolar transistor with trench emitter and method of manufacturing the same
RENESAS ELECTRONICS CORP0 citations50
US11183569B2Nov 23, 2021
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP0 citations50
US10115793B2Oct 30, 2018
Semiconductor device
RENESAS ELECTRONICS CORP0 citations40