Fujio Kojima

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Shimodate, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing coaxial conductor interconnection wiring board
- Patent number 5,323,534
- Issue date Jun 28, 1994
- Hitachi, Ltd.
- Yorio Iwasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Coaxial conductor interconnection wiring board
- Patent number 5,233,133
- Issue date Aug 3, 1993
- Hitachi Chemical Company Ltd.
- Yorio Iwasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-density wired circuit board using insulated wires
- Patent number 4,791,238
- Issue date Dec 13, 1988
- Hitachi Chemical Company, Ltd.
- Masao Kanno
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR