Riko Nagai

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for restricting content redistribution
- Patent number 7,376,705
- Issue date May 20, 2008
- NTT DoCoMo, Inc.
- Riko Nagai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication terminal for restricting the use of content
- Patent number 7,346,337
- Issue date Mar 18, 2008
- NTT DoCoMo, Inc.
- Makoto Hamatsu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method and system for restricting content redistribution
- Publication number 20040215734
- Publication date Oct 28, 2004
- Riko Nagai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information delivery apparatus, information processing terminal, ex...
- Publication number 20040073580
- Publication date Apr 15, 2004
- Hirobumi Nakayama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Communication terminal for restricting the use of content
- Publication number 20040029536
- Publication date Feb 12, 2004
- Makoto Hamatsu
- G06 - COMPUTING CALCULATING COUNTING