Nobuyoshi Chida

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of fabricating semiconductor device with channel ion implant...
- Patent number 5,607,868
- Issue date Mar 4, 1997
- Kabushiki Kaisha Toshiba
- Nobuyoshi Chida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a memory cell portion and a logic portion
- Patent number 5,608,241
- Issue date Mar 4, 1997
- Kabushiki Kaisha Toshiba
- Sachiko Shibuya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Manufacturing method for a floating gate semiconductor memory devic...
- Patent number 5,219,775
- Issue date Jun 15, 1993
- Kabushiki Kaisha Toshiba
- Yukihiro Saeki
- H01 - BASIC ELECTRIC ELEMENTS