Shuichi Tago

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Abiko, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for using contents
- Patent number 7,293,294
- Issue date Nov 6, 2007
- Hitachi, Ltd.
- Hiromi Ukai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for using contents
- Publication number 20040088549
- Publication date May 6, 2004
- Hitachi, Ltd.
- Hiromi Ukai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Watermarking application system for broadcast contents copyright pr...
- Publication number 20040025023
- Publication date Feb 5, 2004
- Takaaki Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE