Koji Ichida

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detection position deviation of electron gun
- Patent number 6,194,705
- Issue date Feb 27, 2001
- Sony Corporation
- Satoshi Nakada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode-ray tube
- Patent number 6,100,630
- Issue date Aug 8, 2000
- Sony Corporation
- Yasunobu Amano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode-ray tube with intermediate electrode
- Patent number 6,016,030
- Issue date Jan 18, 2000
- Sony Corporation
- Yasunobu Amano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for multigun cathode ray tube
- Patent number 4,922,166
- Issue date May 1, 1990
- Sony Corporation
- Koji Ichida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-beam projector with dual-beam cathode ray tubes
- Patent number 4,668,977
- Issue date May 26, 1987
- Sony Corporation
- Satoshi Ohno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE