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Masaaki Ichikawa
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Suwa, JP
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last 30 patents
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Patent Grant
Magneto-optical recording medium having large kerr rotational angle...
Patent number
5,843,570
Issue date
Dec 1, 1998
Seiko Epson Corporation
Hiromu Miyazawa
G11 - INFORMATION STORAGE
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Patent Grant
Magneto-optical recording medium having large kerr rotational angle...
Patent number
5,792,571
Issue date
Aug 11, 1998
Seiko Epson Corporation
Hiromu Miyazawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Magneto-optical recording medium having large kerr rotational angle...
Patent number
5,648,161
Issue date
Jul 15, 1997
Seiko Epson Corporation
Hiromu Miyazawa
G11 - INFORMATION STORAGE