Kazunori Sawada

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Life log produced by parent and child and nurture unit
- Patent number 6,899,541
- Issue date May 31, 2005
- Aprica Kassai Kabushikikaisha
- Kenzou Kassai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Life log produced by parent and child and nurture unit
- Publication number 20030099922
- Publication date May 29, 2003
- Aprica Kassai Kabushikikaisha
- Kenzou Kassai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS