Naomi Yabuta

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Yamaguchi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Material for shadow mask, method for production thereof, shadow mas...
- Patent number 7,026,751
- Issue date Apr 11, 2006
- Toyo Kohan Co., Ltd.
- Toshiyuki Ueda
- C21 - METALLURGY OF IRON
Information Patent Grant
Raw material for shadow mask for color image receiving tube
- Patent number 6,917,150
- Issue date Jul 12, 2005
- Toyo Kohan Co., Ltd.
- Shinichi Aoki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Material for shadow mask, method for production thereof, shadow mas...
- Publication number 20040066129
- Publication date Apr 8, 2004
- Toshiyuki Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
Raw material for shadow mask for color image receiving tube
- Publication number 20030168960
- Publication date Sep 11, 2003
- Shinichi Aoki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...