Katsunobu Kiriyama

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Kumagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Permanent magnet member and method of producing same
- Patent number 5,649,362
- Issue date Jul 22, 1997
- Hitachi Metals, Ltd.
- Mikio Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Permanent magnet member and method of producing same
- Patent number 5,488,341
- Issue date Jan 30, 1996
- Hitachi Metals, Ltd.
- Mikio Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY