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Yukichi Ueno
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Katsuta, JP
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last 30 patents
Information
Patent Grant
High-accuracy A/D converter
Patent number
4,924,224
Issue date
May 8, 1990
Hitachi, Ltd.
Kenichiro Takahasi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for communication control in loop communicatio...
Patent number
4,814,761
Issue date
Mar 21, 1989
Hitachi, Ltd.
Kenitiro Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Beam scanning control device for ion implantation system
Patent number
4,494,005
Issue date
Jan 15, 1985
Hitachi, Ltd.
Atsushi Shibata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron beam testing method and apparatus of mask
Patent number
4,264,822
Issue date
Apr 28, 1981
Hitachi, Ltd.
Yukichi Ueno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for selecting the field of view of a sample
Patent number
4,100,410
Issue date
Jul 11, 1978
Hitachi, Ltd.
Yukichi Ueno
H01 - BASIC ELECTRIC ELEMENTS