Hidetsuyo Baba

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Mobara, JP

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Patents Grantslast 30 patents

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Color cathode ray tube with a dynamic convergence device and color...
- Patent number 5,828,167
- Issue date Oct 27, 1998
- Hitachi, Ltd.
- Hiroshi Jitsukata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode structure for magnetron
- Patent number 4,733,124
- Issue date Mar 22, 1988
- Hitachi, Ltd.
- Tomokatsu Oguro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetron cathode assembly with grooved insulating spacer
- Patent number 4,684,845
- Issue date Aug 4, 1987
- Hitachi, Ltd.
- Mamoru Tsuzurahara
- H01 - BASIC ELECTRIC ELEMENTS