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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
7,253,031
Issue date
Aug 7, 2007
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing thereof
Patent number
6,979,874
Issue date
Dec 27, 2005
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
6,897,493
Issue date
May 24, 2005
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
6,867,437
Issue date
Mar 15, 2005
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
6,693,310
Issue date
Feb 17, 2004
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing thereof
Patent number
6,501,146
Issue date
Dec 31, 2002
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
6,445,012
Issue date
Sep 3, 2002
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate semiconductor device and manufacturing method thereof
Patent number
6,331,466
Issue date
Dec 18, 2001
Mitsubishi Denki Kabushiki Kaisha
Hideki Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate semiconductor device and manufacturing method thereof
Patent number
6,323,508
Issue date
Nov 27, 2001
Mitsubishi Denki Kabushiki Kaisha
Hideki Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
6,265,735
Issue date
Jul 24, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Free wheel diode for preventing destruction of a field limiting inn...
Patent number
6,177,713
Issue date
Jan 23, 2001
Mitsubishi Denki Kabushiki Kaisha
Shinji Aono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate semiconductor device and manufacturing method thereof
Patent number
6,107,650
Issue date
Aug 22, 2000
Mitsubishi Denki Kabushiki Kaisha
Hideki Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and manufacturing method thereof
Patent number
5,977,570
Issue date
Nov 2, 1999
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having insulated gate bipolar transistor
Patent number
5,559,348
Issue date
Sep 24, 1996
Mitsubishi Denki Kabushiki Kaisha
Kiyoto Watabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing a semiconductor device
Patent number
5,547,886
Issue date
Aug 20, 1996
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
PN junction trench isolation type semiconductor device
Patent number
5,525,821
Issue date
Jun 11, 1996
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing an insulated gate bipolar transistor
Patent number
5,468,654
Issue date
Nov 21, 1995
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Voltage-driven thyristor
Patent number
5,457,329
Issue date
Oct 10, 1995
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of fabricating same
Patent number
5,298,780
Issue date
Mar 29, 1994
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a static induction type switching device
Patent number
5,264,381
Issue date
Nov 23, 1993
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate bipolar transistor
Patent number
5,173,435
Issue date
Dec 22, 1992
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing a static induction type switching device
Patent number
5,143,859
Issue date
Sep 1, 1992
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated gate bipolar transistor
Patent number
5,079,602
Issue date
Jan 7, 1992
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing the same
Patent number
5,070,377
Issue date
Dec 3, 1991
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing the same
Patent number
5,047,813
Issue date
Sep 10, 1991
Mitsubishi Denki Kabushiki Kaisha
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20050062073
Publication date
Mar 24, 2005
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20030201455
Publication date
Oct 30, 2003
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method for manufacturing thereof
Publication number
20030057482
Publication date
Mar 27, 2003
Masana Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20030006456
Publication date
Jan 9, 2003
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and manufacturing method thereof
Publication number
20010045566
Publication date
Nov 29, 2001
Mitsubishi Denki Kabushiki Kaisha
Tetsuo Takahashi
H01 - BASIC ELECTRIC ELEMENTS