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Takeo Tamamura
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Hitachi, JP
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last 30 patents
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Patent Grant
Semiconductor device using annealed bonding wire
Patent number
5,153,704
Issue date
Oct 6, 1992
Hitachi, Ltd.
Jin Onuki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Magnetic separator matrix of cut pieces of an elongated crystalline...
Patent number
4,668,591
Issue date
May 26, 1987
Hitachi, Ltd.
Tetsuroh Minemura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Method for pressure bonding metal members by utilizing eutectic rea...
Patent number
4,331,286
Issue date
May 25, 1982
Hitachi, Ltd.
Kunio Miyazaki
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Distributor for internal combustion engine
Patent number
4,308,436
Issue date
Dec 29, 1981
Hitachi, Ltd.
Masazumi Sone
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS