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Tatuhiko Takatu
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Tokyo, JP
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last 30 patents
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Patent Grant
Photoperiodic circuit amplification control apparatus
Patent number
5,495,362
Issue date
Feb 27, 1996
Ando Electric Co., Ltd.
Tatuhiko Takatu
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Optical amplifier
Patent number
5,475,529
Issue date
Dec 12, 1995
Ando Electric Co., Ltd.
Tatuhiko Takatu
H01 - BASIC ELECTRIC ELEMENTS