Inventor
YAMAGAMI SHIGEHARU
US47 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGAMI SHIGEHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN MOTOR
36 patentsUS7781786B2Aug 24, 2010
Semiconductor device having a heterojunction diode and manufacturing method thereof
NISSAN MOTOR27 citations92
US7605017B2Oct 20, 2009
Method of manufacturing a semiconductor device and products made thereby
NISSAN MOTOR29 citations92
US7902025B2Mar 8, 2011
Method of manufacturing semiconductor device
NISSAN MOTOR9 citations84
US7714352B2May 11, 2010
Hetero junction semiconductor device
NISSAN MOTOR17 citations84
US7671383B2Mar 2, 2010
Semiconductor device and method of producing the same
NISSAN MOTOR15 citations84
US7436004B2Oct 14, 2008
Semiconductor device
NISSAN MOTOR19 citations84
US7695997B2Apr 13, 2010
Semiconductor device and manufacturing method thereof
NISSAN MOTOR7 citations74
US10439516B2Oct 8, 2019
Inverter with charging capability
NISSAN MOTOR3 citations71
US11839049B2Dec 5, 2023
Cooling apparatus
NISSAN MOTOR2 citations68
US7781802B2Aug 24, 2010
Semiconductor device and manufacturing method thereof
NISSAN MOTOR5 citations63
US7588961B2Sep 15, 2009
Semiconductor device and manufacturing method thereof
NISSAN MOTOR2 citations63
US11476748B2Oct 18, 2022
Method for controlling resonant power conversion device, and resonant power conversion device
NISSAN MOTOR0 citations61
US11279238B2Mar 22, 2022
Method for controlling power conversion device, and power conversion device
NISSAN MOTOR0 citations61
US11251300B2Feb 15, 2022
Semiconductor device and method of manufacturing semiconductor device
NISSAN MOTOR1 citations61
US11616448B2Mar 28, 2023
Method for controlling power conversion device and power conversion device
NISSAN MOTOR0 citations60
US12207434B2Jan 21, 2025
Cooling device
NISSAN MOTOR0 citations58
US11557956B2Jan 17, 2023
Power conversion device and method for converting power from a power supply
NISSAN MOTOR0 citations56
US7989295B2Aug 2, 2011
Method of manufacturing semiconductor device
NISSAN MOTOR0 citations52
US7902555B2Mar 8, 2011
Semiconductor device
NISSAN MOTOR0 citations52
US7859015B2Dec 28, 2010
Semiconductor device
NISSAN MOTOR1 citations52
US7768035B2Aug 3, 2010
Semiconductor device and method of manufacturing the same
NISSAN MOTOR0 citations52
US7749845B2Jul 6, 2010
Semiconductor device manufacturing method
NISSAN MOTOR0 citations52
US11870355B2Jan 9, 2024
Power converting device, and control method for power converting device
NISSAN MOTOR0 citations51
US11183655B2Nov 23, 2021
Photovoltaic device
NISSAN MOTOR0 citations51
US9876070B2Jan 23, 2018
Semiconductor device and method for manufacturing same
NISSAN MOTOR0 citations51
US11671032B2Jun 6, 2023
Control method for controlling resonance power converter, and resonance power converter
NISSAN MOTOR0 citations50
US11342841B2May 24, 2022
Method for controlling resonance-type power converter, resonance-type power converter, and DC-DC converter
NISSAN MOTOR0 citations50
US10784792B2Sep 22, 2020
Power conversion device
NISSAN MOTOR0 citations50
US10734890B2Aug 4, 2020
Power conversion device
NISSAN MOTOR0 citations50
US11973135B2Apr 30, 2024
Semiconductor device
NISSAN MOTOR0 citations48
US10778110B2Sep 15, 2020
DC-DC power converter
NISSAN MOTOR0 citations48
US12408255B2Sep 2, 2025
Cooling device
NISSAN MOTOR0 citations47
US7910923B2Mar 22, 2011
Semiconductor device
NISSAN MOTOR0 citations42
US7880199B2Feb 1, 2011
Semiconductor device and manufacturing method thereof
NISSAN MOTOR0 citations42
US7807534B2Oct 5, 2010
Method for manufacturing semiconductor device and semiconductor device manufactured therefrom
NISSAN MOTOR0 citations42
US7642149B2Jan 5, 2010
Method for producing semiconductor device
NISSAN MOTOR0 citations42
NEC CORP
5 patentsUS7719043B2May 18, 2010
Semiconductor device with fin-type field effect transistor and manufacturing method thereof.
NEC CORP64 citations97
US7701018B2Apr 20, 2010
Semiconductor device and method for manufacturing same
NEC CORP45 citations92
US7612416B2Nov 3, 2009
Semiconductor device having a conductive portion below an interlayer insulating film and method for producing the same
NEC CORP36 citations92
US6933569B2Aug 23, 2005
Soi mosfet
NEC CORP24 citations91
US7830703B2Nov 9, 2010
Semiconductor device and manufacturing method thereof
NEC CORP13 citations84
YAMAGAMI SHIGEHARU
3 patentsUS8786011B2Jul 22, 2014
Semiconductor device
YAMAGAMI SHIGEHARU4 citations71
US9252261B2Feb 2, 2016
Semiconductor device and manufacturing method of the same
YAMAGAMI SHIGEHARU2 citations59
US8067776B2Nov 29, 2011
Method of manufacturing semiconductor device and semiconductor device manufactured thereof
YAMAGAMI SHIGEHARU0 citations39