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Kohichi Hayashi
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Shiga-ken, JP
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last 30 patents
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Patent Grant
Piezoelectric ceramic
Patent number
5,993,683
Issue date
Nov 30, 1999
Murata Manufacturing Co., Ltd.
Kohichi Hayashi
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Piezoelectric ceramics
Patent number
5,833,875
Issue date
Nov 10, 1998
Murata Manufacturing Co., Ltd.
Kohichi Hayashi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES