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Koichi Kanzaki
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Kawasaki, JP
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last 30 patents
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Patent Grant
Non-volatile semiconductor memory device with contamination protect...
Patent number
5,545,906
Issue date
Aug 13, 1996
Kabushiki Kaisha Toshiba
Hidemitsu Ogura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
4,912,534
Issue date
Mar 27, 1990
Kabushiki Kaisha Toshiba
Sumio Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and method for manufacturing the same
Patent number
4,539,742
Issue date
Sep 10, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Koichi Kanzaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing semiconductor device utilizing selective e...
Patent number
4,433,470
Issue date
Feb 28, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Shuichi Kameyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing a semiconductor integrated circuit utilizi...
Patent number
4,404,737
Issue date
Sep 20, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Koichi Kanzaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating an I.sup.2 L element and a linear transistor...
Patent number
4,404,738
Issue date
Sep 20, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Gen Sasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing an I.sup.2 L semiconductor device
Patent number
4,377,903
Issue date
Mar 29, 1983
Tokyo Shibaura Denki Kabushiki Kaisha
Koichi Kanzaki
H01 - BASIC ELECTRIC ELEMENTS