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Masahiro Yoneda
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Hyogo, JP
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last 30 patents
Information
Patent Grant
Method of forming a fine pattern
Patent number
5,292,401
Issue date
Mar 8, 1994
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a stacked type capacitor and man...
Patent number
5,285,092
Issue date
Feb 8, 1994
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for forming a fine pattern
Patent number
5,277,740
Issue date
Jan 11, 1994
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming minute patterns using positive chemically amplify...
Patent number
5,258,266
Issue date
Nov 2, 1993
Mitsubishi Denki Kabushiki Kaisha
Akira Tokui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fine pattern forming apparatus
Patent number
5,228,940
Issue date
Jul 20, 1993
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor memory device having a stack...
Patent number
5,219,781
Issue date
Jun 15, 1993
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device having a stacked type capacitor and man...
Patent number
5,177,574
Issue date
Jan 5, 1993
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiple layer electrode structure for semiconductor device and met...
Patent number
5,175,118
Issue date
Dec 29, 1992
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming minute patterns using chemically amplifying type...
Patent number
5,158,861
Issue date
Oct 27, 1992
Mitsubishi Denki Kabushiki Kaisha
Akira Tokui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multiple layer electrode structure for semiconductor device and met...
Patent number
5,079,617
Issue date
Jan 7, 1992
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory cells having common contact hole
Patent number
4,984,199
Issue date
Jan 8, 1991
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device having an isolation oxide film
Patent number
4,956,692
Issue date
Sep 11, 1990
Mitsubishi Denki Kabushiki Kaisha
Hiroji Ozaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
4,929,990
Issue date
May 29, 1990
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device
Patent number
4,887,137
Issue date
Dec 12, 1989
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of producing semiconductor device
Patent number
4,465,529
Issue date
Aug 14, 1984
Mitsubishi Denki Kabushiki Kaisha
Hideaki Arima
C30 - CRYSTAL GROWTH
Information
Patent Grant
Cleaning device for a plasma etching system
Patent number
4,430,547
Issue date
Feb 7, 1984
Mitsubishi Denki Kabushiki Kaisha
Masahiro Yoneda
H01 - BASIC ELECTRIC ELEMENTS