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Stephan Wirths
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Thalwil, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Silicon carbide transistor device
Patent number
12,062,698
Issue date
Aug 13, 2024
HITACHI ENERGY LTD
Marco Bellini
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vertical silicon carbide power MOSFET and IGBT and a method of manu...
Patent number
11,967,616
Issue date
Apr 23, 2024
HITACHI ENERGY LTD
Stephan Wirths
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasmonic quantum well laser
Patent number
10,965,101
Issue date
Mar 30, 2021
International Business Machines Corporation
Heinz Schmid
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasmonic quantum well laser
Patent number
10,566,764
Issue date
Feb 18, 2020
International Business Machines Corporation
Heinz Schmid
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR FORMING AN OHMIC CONTACT ON A WIDE-BANDGAP SEMICONDUCTOR...
Publication number
20240222462
Publication date
Jul 4, 2024
Hitachi Energy Ltd
Vinoth SUNDARAMOORTHY
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON CARBIDE POWER DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20240079454
Publication date
Mar 7, 2024
Hitachi Energy Switzerland AG
Stephan Wirths
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING A POWER SEM...
Publication number
20240055495
Publication date
Feb 15, 2024
Hitachi Energy Switzerland AG
Stephan WIRTHS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER FIELD-EFFECT TRANSISTOR AND MANUFACTURING METHOD
Publication number
20230411510
Publication date
Dec 21, 2023
Hitachi Energy Switzerland AG
Stephan WIRTHS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POWER SEMICONDUCTOR DEVICE
Publication number
20230411514
Publication date
Dec 21, 2023
Hitachi Energy Switzerland AG
Gianpaolo ROMANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Insulated Gate Structure, Wide Bandgap Material Power Device With t...
Publication number
20230187525
Publication date
Jun 15, 2023
Hitachi Energy Switzerland AG
Lars Knoll
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Strain Enhanced SiC Power Semiconductor Device and Method of Manufa...
Publication number
20220302309
Publication date
Sep 22, 2022
Hitachi Energy Switzerland AG
Stephan Wirths
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Silicon Carbide Transistor Device
Publication number
20220278205
Publication date
Sep 1, 2022
Hitachi Energy Switzerland AG
Marco Bellini
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A Vertical Silicon Carbide Power MOSFET and IGBT and a Method of Ma...
Publication number
20220028976
Publication date
Jan 27, 2022
ABB Power Grids Switzerland AG
Stephan Wirths
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLASMONIC QUANTUM WELL LASER
Publication number
20200083667
Publication date
Mar 12, 2020
International Business Machines Corporation
Heinz Schmid
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLASMONIC QUANTUM WELL LASER
Publication number
20190386453
Publication date
Dec 19, 2019
International Business Machines Corporation
Heinz Schmid
H01 - BASIC ELECTRIC ELEMENTS