Shinichi Hirata

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Patents Grantslast 30 patents

Information Patent Grant
Storage media storing data related to smart card, smart card system...
- Patent number 7,152,230
- Issue date Dec 19, 2006
- Hitachi, Ltd.
- Akiko Sato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data storing system, issuing apparatus, data providing apparatus an...
- Patent number 7,058,804
- Issue date Jun 6, 2006
- Nippon Telegraph and Telephone Corporation
- Hideki Akashika
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Storage media storing data related to smart card, smart card system...
- Publication number 20020056079
- Publication date May 9, 2002
- Hitachi, Ltd.
- Akiko Sato
- G06 - COMPUTING CALCULATING COUNTING