Masanobu Osaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Education system suitable for group learning
- Patent number 6,915,104
- Issue date Jul 5, 2005
- Honda Giken Kogyo Kabushiki Kaisha
- Yasufumi Yonezu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Education system suitable for group learning
- Publication number 20020132217
- Publication date Sep 19, 2002
- HONDA GIKEN KOGYO KABUSHIKI KAISHA
- Yasufumi Yonezu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS