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Semiconductor Device And Manufacturing Method

Abstract: In one embodiment the semiconductor device (1) comprises a semiconductor body (2) a gate electrode (33) and a first electrode (31) wherein the semiconductor body (2) comprises a first region (21) which is a source region or an emitter region and comprises a well region (22) the first region (21) is of a first conductivity type and the well region (22) is of a different second conductivity type the well region (22) is separated from the gate electrode (33) by a gate insulator layer (4) the first region (21) is electrically contacted by means of the first electrode (31) which is a source electrode or an emitter electrode in the first region (21) there is at least one current limiting region (5) and the at least one current limiting region (5) is of at least one electrically insulating material.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
10 March 2025
Publication Number
12/2025
Publication Type
INA
Invention Field
ELECTRONICS
Status
Email
Parent Application

Applicants

HITACHI ENERGY LTD
Brown Boveri Strasse 5 8050 Z??rich

Inventors

1. ROMANO Gianpaolo
Wiesenstrasse 7 5400 Baden
2. MIHAILA Andrei
Fl??hstrasse 19 5415 Rieden
3. ALFIERI Giovanni
Gugelweg 29 5103 M??riken
4. ARANGO Yulieth Cristina
Hopfenstrasse 4A 8045 Z??rich

Specification

Documents

Application Documents

# Name Date
1 202547021378-STATEMENT OF UNDERTAKING (FORM 3) [10-03-2025(online)].pdf 2025-03-10
2 202547021378-REQUEST FOR EXAMINATION (FORM-18) [10-03-2025(online)].pdf 2025-03-10
3 202547021378-PROOF OF RIGHT [10-03-2025(online)].pdf 2025-03-10
4 202547021378-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [10-03-2025(online)].pdf 2025-03-10
5 202547021378-FORM 18 [10-03-2025(online)].pdf 2025-03-10
6 202547021378-FORM 1 [10-03-2025(online)].pdf 2025-03-10
7 202547021378-DRAWINGS [10-03-2025(online)].pdf 2025-03-10
8 202547021378-DECLARATION OF INVENTORSHIP (FORM 5) [10-03-2025(online)].pdf 2025-03-10
9 202547021378-COMPLETE SPECIFICATION [10-03-2025(online)].pdf 2025-03-10
10 202547021378-FORM-26 [11-03-2025(online)].pdf 2025-03-11
11 202547021378-FORM 3 [19-09-2025(online)].pdf 2025-09-19