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Masafumi Yugami

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Patents Grantslast 30 patents

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    • Patent number 7,567,588
    • Issue date Jul 28, 2009
    • Victor Company of Japan, Limited
    • Yasuo Satoh
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

  • Information Patent Application

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    • Publication number 20050047447
    • Publication date Mar 3, 2005
    • Yasuo Satoh
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS