Tomomi Haruna

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Certification method and device and certificate issuer system
- Patent number 7,317,546
- Issue date Jan 8, 2008
- Hitachi, Ltd.
- Tomomi Haruna
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Certification method and device and certificate issuer system
- Publication number 20020012133
- Publication date Jan 31, 2002
- Tomomi Haruna
- G06 - COMPUTING CALCULATING COUNTING