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Sensor node
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Patent number 7,696,867
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Issue date Apr 13, 2010
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Hitachi, Ltd.
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Kiyoshi Aiki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Sensor node
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Patent number 7,626,498
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Issue date Dec 1, 2009
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Hitachi, Ltd.
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Kiyoshi Aiki
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H01 - BASIC ELECTRIC ELEMENTS
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ATM cell switching system
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Patent number 6,463,057
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Issue date Oct 8, 2002
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM cell switching system
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Patent number 6,396,831
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Issue date May 28, 2002
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM cell switching system
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Patent number 6,339,596
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Issue date Jan 15, 2002
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM cell switching system
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Patent number 6,330,240
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Issue date Dec 11, 2001
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM cell switching system
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Patent number 5,799,014
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Issue date Aug 25, 1998
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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ATM cell switching system
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Patent number 5,710,770
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Issue date Jan 20, 1998
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Hitachi, Ltd.
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Takahiko Kozaki
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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