Kouichi Soneda

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Kumagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cathode-ray tube device comprising a deflection yoke with a non-cir...
- Patent number 6,404,117
- Issue date Jun 11, 2002
- Kabushiki Kaisha Toshiba
- Kouichi Soneda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube
- Patent number 5,914,557
- Issue date Jun 22, 1999
- Kabushiki Kaisha Toshiba
- Nobuyuki Tai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of forming phosphor screen of color cathode-ray tube and exp...
- Patent number 5,570,145
- Issue date Oct 29, 1996
- Kabushiki Kaisha Toshiba
- Kouichi Soneda
- H01 - BASIC ELECTRIC ELEMENTS