Takahiko Miyazaki

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Yamaguchi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing an aperture grill material for color pictu...
- Patent number 6,641,682
- Issue date Nov 4, 2003
- Toyo Kohan Co., Ltd.
- Tsuneyuki Ide
- C21 - METALLURGY OF IRON
Information Patent Grant
Color picture tube shadow mask material
- Patent number 6,617,776
- Issue date Sep 9, 2003
- Toyo Kohan Co., Ltd.
- Tsuneyuki Ide
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...