Tomohiko Yukawa

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Minato-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information distribution systems and methods, programs realizing th...
- Patent number 7,827,227
- Issue date Nov 2, 2010
- Dentsu Inc.
- Akio Iijima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Information distribution system and method, program realizing the m...
- Publication number 20050246432
- Publication date Nov 3, 2005
- Dentsu Inc.
- Akio Iijima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Advertisement time frame transaction method and system
- Publication number 20030163810
- Publication date Aug 28, 2003
- Dentsu Inc.
- Akio Iijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Video distribution system and video distribution method
- Publication number 20020147985
- Publication date Oct 10, 2002
- Koji Miyajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE