Kazuhiko Urayama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Antenna device and communication device using antenna device
- Patent number 7,198,198
- Issue date Apr 3, 2007
- Sony Corporation
- Hiraku Akiho
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Antenna device and communication device using antenna device
- Publication number 20040256468
- Publication date Dec 23, 2004
- Hiraku Akiho
- G06 - COMPUTING CALCULATING COUNTING