Takefumi Ohshima

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin film MOS transistor having pair of gate electrodes opposing ac...
- Patent number 5,140,391
- Issue date Aug 18, 1992
- Sony Corporation
- Hisao Hayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of forming a thin semiconductor film
- Patent number 4,693,759
- Issue date Sep 15, 1987
- Sony Corporation
- Takashi Noguchi
- H01 - BASIC ELECTRIC ELEMENTS