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Keiichi Kagawa
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Osaka, JP
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last 30 patents
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Patent Grant
Method of fabricating a CMOS semiconductor devices
Patent number
5,273,914
Issue date
Dec 28, 1993
Matsushita Electric Industrial Co., Ltd.
Akio Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for treating semiconductors
Patent number
5,092,937
Issue date
Mar 3, 1992
Matsushita Electric Industrial Co., Ltd.
Mototsugu Ogura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating a CMOS semiconductor device
Patent number
5,030,582
Issue date
Jul 9, 1991
Matsushita Electric Industrial Co., Ltd.
Akio Miyajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making semiconductor devices
Patent number
4,465,705
Issue date
Aug 14, 1984
Matsushita Electric Industrial Co., Ltd.
Takeshi Ishihara
H01 - BASIC ELECTRIC ELEMENTS