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Tomomasa Yoshida
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Mito, JP
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last 30 patents
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Patent Grant
Table device
Patent number
4,667,139
Issue date
May 19, 1987
Hitachi, Ltd.
Hiromu Hirai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Semiconductor pressure transducer
Patent number
4,499,774
Issue date
Feb 19, 1985
Hitachi, Ltd.
Masatoshi Tsuchiya
G01 - MEASURING TESTING
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Patent Grant
Differential pressure transmitter
Patent number
4,342,231
Issue date
Aug 3, 1982
Hitachi, Ltd.
Yoshimi Yamamoto
G01 - MEASURING TESTING