Ushio Kawabe

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Hamura, JA

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Patents Grantslast 30 patents

Information Patent Grant
Superconductive elements and method for producing the same
- Patent number 4,001,481
- Issue date Jan 4, 1977
- Hitachi, Ltd.
- Yoshinobu Tarutani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing thin-film field-emission electron source
- Patent number 3,998,678
- Issue date Dec 21, 1976
- Hitachi, Ltd.
- Shigeo Fukase
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hexaboride electron emissive material
- Patent number 3,932,314
- Issue date Jan 13, 1976
- Hitachi, Ltd.
- Ushio Kawabe
- H01 - BASIC ELECTRIC ELEMENTS