Katsuhiko Hata

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a cathode ray tube
- Patent number 4,682,962
- Issue date Jul 28, 1987
- Sony Corporation
- Katsuhiko Hata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resistors for use in cathode ray tubes
- Patent number 4,639,640
- Issue date Jan 27, 1987
- Sony Corporation
- Katsuhiko Hata
- H01 - BASIC ELECTRIC ELEMENTS