Akinori Tsukuda

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and method for fabricating the same
- Patent number 6,306,731
- Issue date Oct 23, 2001
- Oki Electric Industry Co., Ltd.
- Tadashi Igarashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Differential amplifying circuit operable at high speed
- Patent number 5,065,111
- Issue date Nov 12, 1991
- Oki Electric Industry Co., Ltd.
- Akinori Tsukuda
- H03 - BASIC ELECTRONIC CIRCUITRY