Koichi Hayamizu

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Itami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Noncontact IC card interface unit and communication system using th...
- Patent number 5,664,157
- Issue date Sep 2, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Kenichi Takahira
- G06 - COMPUTING CALCULATING COUNTING