Toshirou Yanazawa

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Circuit board including an aluminum nitride substrate and a multila...
- Patent number 5,041,700
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Kiyoshi Iyogi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Brazing paste
- Patent number 4,919,731
- Issue date Apr 24, 1990
- Kabushiki Kaisha Toshiba
- Kiyoshi Iyogi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic component parts and method for manufacturing the same
- Patent number 4,835,344
- Issue date May 30, 1989
- Kabushiki Kaisha Toshiba
- Kiyoshi Iyogi
- H01 - BASIC ELECTRIC ELEMENTS