Makoto Kawasaki

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Annaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gallium phosphide luminescent device
- Patent number 6,479,312
- Issue date Nov 12, 2002
- Shin-Etsu Handotai Co., Ltd.
- Masato Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting device
- Patent number 5,808,324
- Issue date Sep 15, 1998
- Shin-Etsu Handotai Co., Ltd.
- Masato Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods of inspecting wafers for manufacturing light emitting elements
- Patent number 5,440,384
- Issue date Aug 8, 1995
- Shin-Etsu Handotai Kabushiki Kaisha
- Masato Yamada
- G01 - MEASURING TESTING