Youzi Okano

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Higashi-Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic particles containing iron as the main component and proces...
- Patent number 5,232,805
- Issue date Aug 3, 1993
- Toda Kogyo Corporation
- Hiromitsu Misawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY