Narumasa SOEJIMA

Person

Seto-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing semiconductor device
- Patent number 11,967,564
- Issue date Apr 23, 2024
- Denso Corporation
- Aiko Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for manufacturing t...
- Patent number 11,171,231
- Issue date Nov 9, 2021
- Denso Corporation
- Shuhei Mitani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Protection device
- Patent number 10,593,662
- Issue date Mar 17, 2020
- Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Narumasa Soejima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 10,522,627
- Issue date Dec 31, 2019
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor device
- Patent number 10,388,527
- Issue date Aug 20, 2019
- Toyota Jidosha Kabushiki Kaisha
- Norihiro Togawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 10,290,707
- Issue date May 14, 2019
- Toyota Jidosha Kabushiki Kaisha
- Tomohiro Mimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor device
- Patent number 10,177,236
- Issue date Jan 8, 2019
- Toyota Jidosha Kabushiki Kaisha
- Teruaki Kumazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 10,177,138
- Issue date Jan 8, 2019
- Kabushiki Kaisha Toyota Chuo Kenkyusho
- Takashi Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switching device and method of manufacturing the same
- Patent number 9,954,096
- Issue date Apr 24, 2018
- Toyota Jidosha Kabushiki Kaisha
- Hirokazu Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method thereof
- Patent number 9,899,469
- Issue date Feb 20, 2018
- Toyota Jidosha Kabushiki Kaisha
- Shinya Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing the semiconductor...
- Patent number 9,853,139
- Issue date Dec 26, 2017
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for producing the same
- Patent number 9,818,860
- Issue date Nov 14, 2017
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method of manufacturing th...
- Patent number 9,793,376
- Issue date Oct 17, 2017
- Denso Corporation
- Shinichiro Miyahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron emission device and transistor provided with the same
- Patent number 9,779,906
- Issue date Oct 3, 2017
- Kabushiki Kaisha Toyota Chuo Kenkyusho
- Tsuyoshi Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing insulated gate type switching device havin...
- Patent number 9,773,883
- Issue date Sep 26, 2017
- Toyota Jidosha Kabushiki Kaisha
- Akitaka Soeno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
III-V HEMT devices
- Patent number 9,735,260
- Issue date Aug 15, 2017
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Sugimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device including conductivity layer i...
- Patent number 9,673,288
- Issue date Jun 6, 2017
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method of semiconductor device
- Patent number 9,640,655
- Issue date May 2, 2017
- Toyota Jidosha Kabushiki Kaisha
- Shinya Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method of semiconductor device
- Patent number 9,607,836
- Issue date Mar 28, 2017
- Toyota Jidosha Kabushiki Kaisha
- Hirokazu Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for manufacturing same
- Patent number 9,608,104
- Issue date Mar 28, 2017
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for producing the same
- Patent number 9,543,428
- Issue date Jan 10, 2017
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for producing the same
- Patent number 9,515,160
- Issue date Dec 6, 2016
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device and method for producing the same
- Patent number 9,337,298
- Issue date May 10, 2016
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 9,281,364
- Issue date Mar 8, 2016
- Toyota Jidosha Kabushiki Kaisha
- Hisashi Ishimabushi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having vertical MOSFET structure that utilizes...
- Patent number 9,276,075
- Issue date Mar 1, 2016
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 9,257,501
- Issue date Feb 9, 2016
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wafer examination device and wafer examination method
- Patent number 9,201,094
- Issue date Dec 1, 2015
- Toyota Jidosha Kabushiki Kaisha
- Hirokazu Fujiwara
- G01 - MEASURING TESTING
Information Patent Grant
III-V HEMT devices
- Patent number 9,184,271
- Issue date Nov 10, 2015
- Toyota Jidosha Kabushiki Kaisha
- Masahiro Sugimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing semiconductor device
- Patent number 9,142,411
- Issue date Sep 22, 2015
- Toyota Jidosha Kabushiki Kaisha
- Masatoshi Tsujimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon carbide semiconductor device
- Patent number 9,136,372
- Issue date Sep 15, 2015
- Toyota Jidosha Kabushiki Kaisha
- Shinichiro Miyahara
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20210151385
- Publication date May 20, 2021
- DENSO CORPORATION
- Aiko KAJI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20200365409
- Publication date Nov 19, 2020
- Toyota Jidosha Kabushiki Kaisha
- Toru IKEDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...
- Publication number 20200203526
- Publication date Jun 25, 2020
- DENSO CORPORATION
- Shuhei MITANI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20190067420
- Publication date Feb 28, 2019
- TOYOTA JIDOSHA KABUSHIKI KAISHA
- Hidefumi TAKAYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROTECTION DEVICE
- Publication number 20180261592
- Publication date Sep 13, 2018
- KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
- Narumasa SOEJIMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20180233497
- Publication date Aug 16, 2018
- KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
- Takashi SUZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MANUFACTURING SEMINCONDUCTOR DEVICE
- Publication number 20180144938
- Publication date May 24, 2018
- Toyota Jidosha Kabushiki Kaisha
- Norihiro TOGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20180145144
- Publication date May 24, 2018
- TOYOTA JIDOSHA KABUSHIKI KAISHA
- Teruaki KUMAZAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20180097061
- Publication date Apr 5, 2018
- Toyota Jidosha Kabushiki Kaisha
- Tomohiro MIMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switching Device and Method of Manufacturing the Same
- Publication number 20180090612
- Publication date Mar 29, 2018
- Toyota Jidosha Kabushiki Kaisha
- Hirokazu FUJIWARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20170317162
- Publication date Nov 2, 2017
- Toyota Jidosha Kabushiki Kaisha
- Shinya NISHIMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRON EMISSION DEVICE AND TRANSISTOR PROVIDED WITH THE SAME
- Publication number 20170243712
- Publication date Aug 24, 2017
- KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
- Tsuyoshi ISHIKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME
- Publication number 20170084735
- Publication date Mar 23, 2017
- DENSO CORPORATION
- Yuichi TAKEUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR...
- Publication number 20170018643
- Publication date Jan 19, 2017
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi TAKAYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20170012136
- Publication date Jan 12, 2017
- Toyota Jidosha Kabushiki Kaisha
- Yosuke Maegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING INSULATED GATE TYPE SWITCHING DEVICE, AND...
- Publication number 20160351680
- Publication date Dec 1, 2016
- Toyota Jidosha Kabushiki Kaisha
- Akitaka SOENO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME
- Publication number 20160163818
- Publication date Jun 9, 2016
- Toyota Jidosha Kabushiki Kaisha
- Yuichi TAKEUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20160104794
- Publication date Apr 14, 2016
- Denso Corporation
- Yuichi TAKEUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
- Publication number 20160005861
- Publication date Jan 7, 2016
- Toyota Jidosha Kabushiki Kaisha
- Shinya NISHIMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING TH...
- Publication number 20150236127
- Publication date Aug 20, 2015
- Toyota Jidosha Kabushiki Kaisha
- Shinichiro Miyahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
- Publication number 20150214052
- Publication date Jul 30, 2015
- Toyota Jidosha Kabushiki Kaisha
- Hirokazu Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME
- Publication number 20150129895
- Publication date May 14, 2015
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME
- Publication number 20150115286
- Publication date Apr 30, 2015
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...
- Publication number 20150048382
- Publication date Feb 19, 2015
- Denso Corporation
- Yuichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20140353683
- Publication date Dec 4, 2014
- Toyota Jidosha Kabushiki Kaisha
- Hisashi ISHIMABUSHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF PRODUCING THE SAME
- Publication number 20140252465
- Publication date Sep 11, 2014
- DENSO CORPORATION
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20140191248
- Publication date Jul 10, 2014
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20140183620
- Publication date Jul 3, 2014
- Toyota Jidosha Kabushiki Kaisha
- Hidefumi Takaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...
- Publication number 20140175459
- Publication date Jun 26, 2014
- Toyota Jidosha Kabushiki Kaisha
- Kensaku Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
III-V HEMT DEVICES
- Publication number 20140175518
- Publication date Jun 26, 2014
- Toyota Jidosha Kabushiki Kaisha
- Masahiro SUGIMOTO
- H01 - BASIC ELECTRIC ELEMENTS

Narumasa SOEJIMA

Person

Patents Grantslast 30 patents

Method for manufacturing semiconductor device

Silicon carbide semiconductor device and method for manufacturing t...

Protection device

Semiconductor device

Method of manufacturing semiconductor device

Semiconductor device

Method of manufacturing semiconductor device

Semiconductor device

Switching device and method of manufacturing the same

Semiconductor device and manufacturing method thereof

Semiconductor device and method for manufacturing the semiconductor...

Silicon carbide semiconductor device and method for producing the same

Silicon carbide semiconductor device and method of manufacturing th...

Electron emission device and transistor provided with the same

Method for manufacturing insulated gate type switching device havin...

III-V HEMT devices

Silicon carbide semiconductor device including conductivity layer i...

Semiconductor device and manufacturing method of semiconductor device

Semiconductor device and manufacturing method of semiconductor device

Silicon carbide semiconductor device and method for manufacturing same

Silicon carbide semiconductor device and method for producing the same

Silicon carbide semiconductor device and method for producing the same

Silicon carbide semiconductor device and method for producing the same

Semiconductor device and method of manufacturing the same

Semiconductor device having vertical MOSFET structure that utilizes...

Semiconductor device

Wafer examination device and wafer examination method

III-V HEMT devices

Method for producing semiconductor device

Silicon carbide semiconductor device

Patents Applicationslast 30 patents

METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...

SEMICONDUCTOR DEVICE

PROTECTION DEVICE

SEMICONDUCTOR DEVICE

METHOD OF MANUFACTURING SEMINCONDUCTOR DEVICE

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

Switching Device and Method of Manufacturing the Same

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

ELECTRON EMISSION DEVICE AND TRANSISTOR PROVIDED WITH THE SAME

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR...

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

METHOD FOR MANUFACTURING INSULATED GATE TYPE SWITCHING DEVICE, AND...

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING TH...

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR DEVICE AND METHOD OF PRODUCING THE SAME

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING T...

III-V HEMT DEVICES